Mikado 2-8-2 Progress


Construction steps, updated Fri-06-10-2011


Mikado

Left to do...
 b. brake pressure regulator

After actual boiler arrives...

 a. mount boiler
 b. feedwater coil            0-7
 c. boiler level sensor       9-32
 d. blower pipe joiner & stack pipe

Done list

xa. drill glass hole in boiler backhead
xb. drill blower tube hole in boiler backhead
xc. water glass mounting bracket and wings
xd. ersatz boiler
xe. longer waterglass mount wings
xf. shorten throttle valve lever
xg. fake pipe from blower valve to smokebox
xh. fake pipes from waterglass top and bottom
xi. cover for lubricator
xj. pipe from whistle valve to whistle
xk. pipe from drain valve to union
xl. repipe from brake valve to union
xm. feedwater line, recept
xn. make air fitting easier to get to
xo. order flags
xp. bolt smokebox to saddle
xq. fix broken walk support or make new one
xr. trim smokebox/saddle bolts
xs. reconnect oiler pipes
xt. weld angled support tabs
xu. reinstall branch pipes
xv. frame-mount reverse lever pivot
xw. whistle steam connection
xx. whistle mounting
xy. cut detents in reverse lever stand
xz. air tank end
xA. paint number headlight and number boards
xB. rear boiler mount
xC. wire headlight (teflon)
xD. cab numbering
xE. paint everything that ain't
xF. cab electrical/lighting
xG. bell ringer

Task List

Legend:
"x" completed
"w" work in progress
"f" forego (re-designed out)

 A. frame 4-8
x  a. mill axlebox slots to correct width
x  b. drill/countersink frame spreader holes
x  c. drill pilot beam mounting holes
x  d. drill/tap front deck mounting holes
x  e. drill drawbar spreader mounting holes
x  f. drill drag beam mounting holes
x  g. drill/tap brake hanger mounting holes
x  h. machine pedestals
x  i. drill/tap pedestals
x  j. drill spring equalizer link holes
x  k. drill trailer truck spring holes
x  l. drill/ream saddle/cylinder mounting holes
x  m. machine saddle rests, radius hanger rests
x  n. drill/tap radius hanger holes
x  o. frame plates                        4-9, 4-12, 4-29
x  p. drag beam                           4-10
x  q. pilot/drag beam mounting brackets   4-11 (2)
x  r. drawbar spreader                    4-14
x  s. drawbar spreader mounting brackets  4-17 (2)
x  t. valve gear beam front               4-19
x  u. valve gear beam rear                4-20
x  v. rear spreader                       4-23
x  w. TT radius arm pin (2 front, 2 rear) 4-24
x  x. trailing radius arm hanger          4-25      
x  y. front deck                          4-26
x  z. pedestal binders main (8) tt (2)
x  a. crosshead guide brackets            4-30 (2)

Frame rework
x  a. mill for trailing truck sideframes
x  b. fix pilot mtg (L side) broken drill
x  d. drill/countersink radius arm mtg holes (#10)
x  e. drill 5/16 in place of 1/4" reamed cyl holes
x  f. redrill frame spreaders on misaligned eq beams
x  g. oil hole
 
 C. saddle half                          3-5  (2)
x  a. drill/tap K 5/16-18 instead of 1/4" reamed pin holes which failed
x  b. drill 5/16" cylinder mounting holes
x  c. drill bottom cover holes
x  d. drill smokebox mounting holes
x  e. mill bottom to correct boiler height
x  f. saddle bottom cover  3-6

 D. cylinders                            20-1 (2)
x  a. bore main and valve bores
x  b. drill valve-to-cylinder holes
x  c. drill valve-to exhaust holes
x  d. drill drain holes
x  e. drill/tap drain cock holes
x  h. mill for exhaust manifold
x  i. drill/tap exhaust manifold holes
x  j. drill/tap steam inlet holes
x  k. hone cylinder bores
x  l. mill saddle face to correct thickness
x  m. mill flats for 5/16" mounting bolts
x  n. drill/tap cover mounting holes to match covers
x  o. drill/tap 1/4" mounting holes
x  p. drill/tap 5/16" cylinder mounting holes
x  q. machine/drill valve covers         20-5, 20-6 (2 ea)
x  r. machine/drill cylinder covers      20-3, 20-3 (2 ea)
x  s. drill piston rod bores
x  t. drill/tap piston rod gland mounting holes

 E. driving wheels and axles
x  a. machine all drivers                11-3 (6), 11-4 (2)
x  b. driver axles
x  c. driver axleboxes                   11-2 (8)
x  d. cut retaining bolt                 0-1 (8)
x  g. bearing spacers                    0-2 (8)
x  h. bearing retainers                  0-3 (8)
x  i. machine extra travel in H slots
x  j. drill crank pin holes
x  k. drill quartering pin slots
x  l. make coupled crank pins    7-11 (2), 7-12 (4)
x  m. make main crank pins       7-13 (2)

 F. springs
x  a. driver springs       2-1   (6) #1, #2, #3
x  b. spring saddles       2-2   (6) new, fasten to bearing blocks
x  c. spring hangers       2-3  (10)
x  d. spring links         2-4  (12) 1/8" x 1/2"
x  e. spring links         2-5   (8) 1/8" x 1/2"
x  f. transverse equalizer 2-7       .375 x .75 x 6.063
x  g. double clevis        2-8  .625 x 1.5
x  h. spring clip          2-9  (12)
x  i. front spring hanger  2-10  (2)
x  j. spring rockers       2-11  (6) make new, longer
x  k. equalizer beam       2-12  (2)
x  l. rear eq leaf springs 2-13  (2 sets)
x  m. #4 equalizer yoke    2-14  (2)
x  n. rear equalizer side frames     2-15 (2)
x  o. rear coil spring holder        2-16 (2)
x  p. front spacer (part of rear eq) 2-17 (2)
x  q. equalizer beam                 2-18  (2)
x  r. equalizer hangers              2-19  (4)
x  s. rear coil spring link          2-20  (4)
x  t. spring hangers                 2-21  (2)
x  u. coil spring                    2-22  (4)
x  v. rear coil spring retainer      2-24  (4)
x  w. spring pin (3/16" x 1/2" rolled pin)       2-25
x  x. rear spacer (part of rear eq)              2-26
x  y. top spring                 (6) (brass, soldered to sring clips)
x  z. push plate for #4          (2)
x  1. spring pad                 (6)

 G. pistons and rods
x  a. pistons              20-4  (2)
x  b. piston rods          20-16 (2)
x  c. upper guide          20-17 (2)
x  d. lower guide          20-18 (2)
x  e. guide spacer         20-19 (4)
x  f. piston rod glands    20-21 (2)  [954]
x  g. crossheads           20-22 (2)
x  h. crosshead bearings   20-23 (2)
x  i. drop links           20-24 (2)  [6061]
x  j. crosshead pins       20-25 (2)
x  k. main rods             7-2  (2)  [6061]
x  l. make front rods       7-5  (2)  [6061]
x  m. center rods           7-6  (2)  [6061]
x  n. make rear rods        7-7  (2)  [6061]

 H. valves

x  a. valve liners             20-7  (2)
x  b. valve pistons            20-8  (2)
x  c. valve rings              20-9  (8) use viton 12mm in 20mm out
x  d. valve bushings           20-11 (4)
x  e. valve crossheads         20-15 (2)
 
 I. valve gear

x  a. valve gear bracket inner 21-1  (2)
x  b. valve gear bracket outer 21-2  (2)
x  c. valve bracket bush       21-3  (2)
x  d. lift link pin            21-4  (2) use clevis pin
x  e. lifting arms             21-5  (2)
x  f. lifting links            21-6  (2)
x  g. reverse shaft arm        21-7
x  h. reverse links            21-8  (2)
x  i. die blocks               21-9  (2) drill rod
x  j. radius rods              21-10 (2)
x  k. combination lever        21-11 (2)
x  l. union link               21-12 (2)
x  m. reverse shaft bearing    21-13 (2)
x  n. reverse shaft            21-14
x  o. eccentric rod            21-15 (2)
x  p. return crank             21-16 (2)
x  q. eccentric rod link pin   21-17 (2) use clevis pin
x  r. link plates              21-18 (4)
f  s. die pin                  21-19 (2) combined with 21-9
x  t. radius rod forks         21-20 (2)
x  u. radius rod spacer              (2) new part
x  v. radius rod front end           (2) new part
x  w. link pins                21-21 (4)
x  x. lift link-arm pin        21-22 (2) use clevis pin
x  y. eccentric hat bushing    21-23 (2)
x  z. return crank pin         21-24 (2)
x  a. top combo lever pin      21-25 (2) use brass rod
f  b. top combo lever bush     21-26 (4)
f  c. bot combo lever bush     21-27 (2)
x  d. bot combo lever pin      21-28 (2) use brass rod
x  e. reverse shaft collars          (2) new part

 J. misc
x  a. drain cocks                         0-4  (4)
x  b. mill front coupler pocket           C-2048
x  c. mount coupler pocket to pilot beam  C-2048
x  d. mount pilot to pilot beam           D-2049-1
x  e. mount front coupler (cannonball)

 K. Pilot Truck
x  a. machine/drill equalizer pivot 4-3
x  b. captive radius bar pin        4-27
x  c. frames                15-1 (2) using 1/4" x 5/8" barstock
x   1. tops 3.32" long      (2)
x   2. verticals 2.06" long (4)
x   3. feet .9375"          (4)
x   4. drill feet #9 using binders
x   5. weld all
x   6. drill/tap upper spring pad mtg holes
x  d. transom spreader      15-2  (4) upper, trim and drill
x  e. yoke
x    1. drill yoke frames   15-3  (2)
x    2. weld together frames to plate
x    3. plate 1.312" x 1.25" x .375" hole
x    4. post 2.22" x .75", .375" hole
x    5. glue post to plate
x  f. spring saddles        15-4  (4) drill, fit to radial slots
x  g. swing links           15-5  (4) drill
x  h. axlebox               15-6  (2)
x  i. pilot yoke pin        15-7
x  j. axle                  15-8
x  k. drill wheel holes .5" 15-9  (2)
x  l. drill radius bar      15-10     at pivot hole
x  m. front equalizer beam  15-11     .375 x 1.0 x 9.63
x  n. pedestal binders      15-12 (2) 3.0" x 3/16" x 5/8"
x  o. top spring pads       15-13 (4)
x  p. bottom spring pads    15-14 (4)
x  q. transom spreader      15-17     lower, 1/2" x 1/8" x 5.88" brass
x  r. yoke nut              15-19
x  s. swing pins            15-20 (4)
x  t. pin wheels on axle (using #10-32 x 3/4" ss setscrews)
x  u. grind frames to clear pilot transom
x  v. invert front deck. check position of center hole.
x  w. drill pilot radius bar pivot hole

 L. boiler details
x  a. steam dome bottom      3-7
x  b. steam dome top         3-8
x  c. sand dome bottom       3-9   (2)
x  d. sand dome cover        3-10  (2)
x  e. steam dome body (SS)   3-11
x  f. sand dome body  (SS)   3-12  (2)
x  g. sand dome lid          3-13  (2)
x  h. extra dome             3-14
x  i. weld weldnuts to boiler 1 ea sand, 2 steam
x  j. drill/tap sand dome lids
x  k. drill steam dome base
x  l. mount bell (liberty - Philadelphia)
x  m. sand pipes  3-15 (4) each unique

 M. smokebox
x  a. cut 8" length of 8" sched 40 pipe, turn edges
x  b. bore (top) stack hole
x  c. drill (top) stack mounting holes
x  d. drill/tap (front) cover mounting holes (6-32)
x  e. drill (rear) boiler joining ring holes
x  f. drill (4:30 & 7:30) steam inlet holes
x  g. drill (bottom) saddle mounting holes
x  h. drill (bottom) exhaust hole
f  i. drill (bottom) drain holes
x  k. counterbore inspection knob seats (3)
x  b. drill/install feedwater smokebox passthru 10-19
x  a. drill/tap 8-32 handrail stancion holes
x 1. cover                  3-2
x  l. cleanup/drill (24) mounting holes
x  m. drill/tap 4-40 (12) dog holes 
x 2. door                   3-3
x  n. cleanup/drill/tap hinge holes
x  o. make/drill hinges  (2)
x 3. stack                  3-4
x  p. cleanup
x  q. drill/tap 10-32 mounting
x 4. other
x  r. cut/drill/tap 6-32 (48 holes) boiler-smokebox joining ring
x  s. make inspection knobs 9-42
x  t. mill headlight for halogen lamps
x  u. mount headlight to smokebox door
 
 N. firebox door
x 1. frame
x  a. drill/tap 6-32 mounting
x  b. machine doormating surface    1-3
x  c. bore opening to 3"
x  d. drill mounting holes (6)
x  e. remove mounting plate feet (collide with lower door) 1-5 gone.
x  f. cleanup/drill firebox doors         1-2, 1-4
x  g. drill lever  3/16" center, 1/8" ends 1-6 (one only)
x  h. drill frame pivot hole 3/16"
x  i. forego clevises                     1-8 (2)
x  j. use shoulder bolts for door pins    1-9 (2)
x  k. make push rods (use 1/4" x 1/8" bar 1-10, 1-11
x  l. add slip adjuster
x  m. forego spacer block                 1-7 (2)
x  n. remove lever mounting plate feet
x  o. make handle                         1-12

 O. brakes
x  a. brake hangers          8-1    (8)
x  b. shoes                  8-14   (8)
x  c. arms                   8-14A  (8)
x  d. brake equalizers       8-110 to 8-117

 P. cab (Allen Ten Wheeler) and superstructure parts
x  a. roof                    9-1
f  b. roof hatch              9-2  (keep open for safety valve)
x  i. frontwall               9-3
x  d. doors                   9-4   (2)
x  e. left side wall          9-5
x  f. right side wall         9-6
x  g. rear wall               9-7
x  h. access hinge            9-24
x  i. cab roof prop rod       9-25
x  j. reverse lever bar       9-20
x  k. reverse detent bar      9-21
x  l. reverse lever pivot     9-22
x  m. reverse rod             9-23
x  n. clevises #10-32 x 3/16  9-26 (4)  6498K552
x  o. throttle anchor         9-27
x  p. throttle compound lever 9-28 (2)
x  q. throttle handle         9-29
x  r. throttle control rod    9-30
x  s. threaded stack adapter  9-31
   t. boiler level sensor     9-32
x  u. luber cam               9-33
f  v. grate                   9-34
f  w. ash pan                 9-35
x  x. pilot mounting brackets 9-36  (2) L/R
x  y. branch pipe jackets     9-37  (2)
x  z. branch pipe collars     9-38  (2)
x  A. cylinder wrappers       9-39  (2)
x  B. number boards           9-40  (2)
x  C. rear cab support        9-41
x  D. inspection knobs        9-42  (3)
x  E. flagpole sockets        9-43  (2)
x  F. base stancions          9-44  (2)
x  G. front walk spacer       9-45  (2)
x  H. flag staff              9-46  (2)
x  I. rear walk foot guard    9-47  (2) L/R
x  J. front walk foot guard   9-48  (2) L/R

 Q. walkways/steps/handrails
x  a. cut cab floor to size    9-8
x  b. cut walk to floor sills  9-9  (2)
x  c. cut rear underskirt      9-10
x  d. cut front walk (2)       9-11
x  e. cut rear walks (2)       9-12
x  f. cut in cab extensions    9-13 (2)
x  g. front ladder steps       9-14 (10)
x  k. front ladder sides       9-18 (4)
x  h. arch brace               9-15 (2)
x  i. handrail                 9-16 (2)
x  j. rear grabs "J"           9-17 (2)
x  k. columns (stancions)      9-19 (14)  [locoparts]
 9-20
x  k. drill all rear walk mounting holes
x  l. weld cab floor 9-8 to side sills 9-9 (2)
x  m. weld in-cab extensions 9-13 to rear walks 9-12 (2)
x  n. weld extensions 9-13 to side sills 9-9 (2)
x  o. weld rear underskirt 9-10 to rear walks, extensions, sills, floor
x  p. bolt rear walk 9-12 to supports
x  q. drill and bolt rear walks to cab
x  r. make front walk supports
x  s. bolt front walk to supports
x  t. make front deck walks   (2)

 R. air compressor/tanks

 S. boiler mounting 
x 6. boiler shell           0-6

 T. Trailing Truck
x 1.  16-4  (2) wheel (drill)
x 2.  16-5  (4) sideframe variants: inside, outside R, outside L
x 3.  16-6  (2) radius bar
x 4.  16-7      axle
x 5.  16-8  (2) axlebox
x 6.  16-9  (4) swing link
x 7.  16-11     transom spreader
x 8.  16-12 (4) frame spacer
x 9.  16-13 (2) swing link pin
x10.  16-14 (4) pin
x11.            resize axleboxes for regauge
x12.        (2) wheel-bearing spacers
x13.        (4) radius bar pins (2 sizes)
x15.            trim trailing truck pedestal binders

 U. boiler outer shell   0-6
x a. cutoff slope at back
x b. cut firebox cutout
x c. cut boiler back (and front wall)
x d. bore fire hole
x e. cut sides
x f. cut sloped front
x g. weld all
x f. weld main rear walk support angles to firebox (4)
x g. bend/cut/drill/tap 6-32 1/4" x 1/2" rear walk front supports (2)
x h. weld rear walk front supports to firebox (2)
x i. drill smokebox joining ring holes
x j. drill/tap 8-32 handrail stancion holes
x k. drill steam dome hole (big)
x l. drill throttle control rod hole
x m. drill cabside LS hole

 V. inner boiler
m a. main tank                             17-1
m b. coldwater tanks (4)                   17-2
m c. watertubes (32)                       17-3
  d. make main tank endcaps (2)            17-4
  e. make cold tank encaps (8)             17-5
  f. live steam (LS) tube                  17-6
  g. drill/tap 1/8-27 NPT one cold endcap
  h. drill/tap 1/8-27 NPT top center main
  i. drill/tap 1/8-27 NPT bot/rear cold tanks
  j. drill LS holes in main endcaps
  k. drill watertube holes in main tank
  l. drill watertube holes in water tanks
  m. weld all watertubes to tanks
  n. leak/hydro test
  o. upper tank sheets (2)                 17-7
  p. lower tank sheets (2)                 17-8
  q. front sheet                        17-9

Parts List (by drawing page)

     x = completed
     d = delivered
     m = have material
     w = work in progress
     f = forego

     A angle    TxWxL
     B bar      TxWxL
     C casting
     D drill rod
     L lasercut
     M manufactured
     P plate    TxWxL
     R round    DxL
     S square   TxL
     W lostwax casting

282_
 0NDWG
x  DOG-01  12  W                  smokebox dogs
x  D-2049-1 1  C                  pilot (cow catcher) for heavy mike
x  C-2048   1  C                  coupler pocket for heavy mike
x  HEAD-01  1  M                  headlight (cannonball)
x  BELL-01  1  M                  bell (liberty)
x  10-29    1                     whistle
 1BFO
                                  boiler
 1FD1
x     1-3   1  C                  firebox door frame
x     1-12  1  R 3/16      1.0    handle (improvised)
 1FD2
x     1-2   1  C                  lower firebox door
x     1-4   1  C                  upper firebox door
x     1-9   2  R 3/8       .76    door pin (use shoulder screw)
 1FD3
f     1-5   1  P .125 1.0 2.68    mounting plate
f     1-6   2  L                  lever
f     1-7   2  S 5/16       .56   spacer block
f     1-8   2  S 5/16      .88    clevis
x     1-10  1  R .125      1.88   push rod
x     1-11  1  R .125      3.88   push rod
 1FDBA
 2SRD1
x     2-2   6  P  .125 1.0 5~     spring saddle
x     2-9  12  W                  spring clip
x     2-11  6  R  .312    .73     spring rocker
x     2-14  4  L                  equalizer yoke
f     2-23  6  P  .125 .75 3~     spring buckle
x     2-25 12  *                  spring pin
 2SRD2
x     2-12  2  W                  equalizer beam
x     2-15  4  *                  rear equalizer
x     2-17  2  *                  front spacer
x     2-18  2  W                  equalizer beam
x     2-26  2  *                  rear spacer
 2SRD3
x     2-4  12  B  1/8  1/2 3.25   spring link (long)
x     2-5   8  B  1/8  1/2 1.85   spring link (short)
x     2-7   1  B  .375 .75 6+     transverse equalizer
x     2-24  4  R                  spring retainer
 2SRD4
f     2-6   4  R  .3125           equalizer pin
x     2-16  2  B  .5   .78  1.06  coil spring holder
x     2-19  4  W                  equalizer hanger
x     2-20  4  B  .125 .375 1.19  rear coil spring link
x     2-21  2  W                  rear spring hanger
x     2-22  4  M  .375 1.25       coil spring
 2SRD5         
x     2-1   6  B  .75 (.055-.063) spring steel
 2SRD6
x     2-13  2  B  .5 .031         rear eq leaf spring
f     2-27  2  P  .031 .5 2.5~    spring buckle
 2SRD7
x     2-3  10  W                  spring hanger (main)
x     2-8      S  .625 1.5        double clevis
x     2-10  2  B  .375 .625 1.69  front spring hanger
 2SRD8
 2SRD9
 2SRDA1
 2SRDA2
 3CSA
 3SAD
x     3-5   2  C                  saddle half
x     3-6   1  P  .25 3.75 4.75   bottom cover
 3SMBA
 3SMD1
x     3-2   1  C                  smokebox cover
x     3-3   1  C                  smokebox door
 3SMD2
x     3-4   1  C                  smokestack
 3STD
x     3-7   1  C                  steam dome bottom
x     3-8   1  C                  steam dome top
x     3-9   2  C                  sand dome bottom
x     3-10  2  C                  sand dome cover
x     3-11  1                     steam dome body (stainless)
x     3-12  2                     sand dome body (stainless)
x     3-13  2  C                  sand dome lid
 4FCS
 4FD1
x     4-3   1  C                  pilot equalizer pivot
x     4-4   2  C                  frame spreader
x     4-11  4  A  .25  1.5 1.0    beam mounting brackets
 4FD2
x     4-2   1  B  .375 1.0 2.75   radius arm keeper
x     4-7   1  B  .375 1.0 6.375  radius arm hanger
x     4-27  1  R                  radius arm pin
 4FD3
f     4-21  1  P  .125 4.4 5.0    front boiler support
x     4-23  1  R  .625     5.0    rear frame spreader
x     4-24  4  R                  TT radius arm pin (2 front, 2 rear)
x     4-25  1  S  .75      5.5    TT radius arm hanger
 4FD4
x     4-14  2  A  .25  1.38 2.3   drawbar spreader bracket
x     4-17  1  B  .375 2.3 5.0    drawbar spreader
f     4-18  1  B  .125 .5  5.0    boiler support spacer
x     4-22  1  P  .125 3.24 5.0   rear boiler support (use angle instead)
 4FD5
x     4-10  1  B  .5   1.0  5.0   drag beam
x     4-13  1  *                  drawbar pin      (quick clevis)
x     4-15  1  B  .3125 1.0 8.48  drawbar
x     4-16  2  A  .25  1.5  2.0   drawbar bracket
 4FD6
x     4-9   1  P  .25  3.0 6.35   frame plate
x     4-12  1  P  .25  3.0 6.35   frame plate
x     4-26  1  C                  front deck
f     4-28  8  C                  frame eq support (rep with 8-1 brake hanger)
x     4-29  1  P  .25  3.0 6.35   frame plate
x     4-30  2  A  .25  1.5 1.219  crosshead guide bracket
 4FD7
x     4-19  1  B  .375 1.125 12.5 valve gear beam (forw)
x     4-20  1  B  .375 1.125 16~  valve gear beam (rear)
 4FD8
x     4-31  4  P  .25             angled boiler support
x     4-31a                       weld tabs
            1  P  .25             boiler support rear
 4FM1
 4FM2
 4FM3
 4FMA
 4FPB
x           8  B  .5   .625 3.25  frame pedestal binders
x           2  S  .375      4.75  frame pedestal binders
 4FSA1-A
 4FSA1-B
 4FSA1-P
 4FSA2
 4FSA3
 4FSA4
 4PBM
x     4-1   1  C                  pilot beam

 5     tender trucks

 7MWAS
 7ROD1
x     7-6   2  B  .5  1.82  10.5  center rod
 7ROD2
x     7-5   2  B  .5  1.82  7~    front rod
f     7-20  4  R  .5  .75         fork pin
 7ROD3
x     7-7   2  B .5  1.82  7~     rear rod
f     7-8   2  M .5 .625 .75 .485 #1 bushing     use rod-end
x     7-9   2  M .75 .875 1.0 .625 #3 bushing
f     7-10  4  M .5 .625 .75 .626 #2,#4 bushing  use rod-end
x     7-11  2  R .5        1.56   #1 crank pin
x     7-12  4  R .5        1.7    #2,#4 crank pin
x     7-13  2  R .75       3.0    #3 crank pin
x     7-14  6  *                  side rod retainer
x     7-17  2  M .75 .875 1.0 .92 main rod bushing
 7ROD4
x     7-2   2  B .5   1.0 12.625  main rod
f     7-18  2  B .75  2.0 2.75    main rod end   include in main rod

 8BRK1                            brake lever parts
 8BRK2
x     6-1   8  W                  brake hanger (replaces 4-28, 8-10)
f     8-11  4  B                  brake beam  (replace with 8-110, 8-111)
f     8-12  16 B                  brake beam clevis
f     8-13  17 M                  clevis pin

 J2        brake equalizer modification
x     8-110  3 B  .5 .25 7.5       brake beam #1,#2,#4
x     8-111  1 B  .5 .25 7.5       brake beam #3
x     8-112  4 B  .5 .25 1.25      short pull bar
x     8-113  3 B  .5 .25 8.125     long pull bar
x     8-114  1 B  .5 .25 14.25     long pull bar
x     8-115  2 B  .5 .25 3.5       2:1 equalizer
x     8-116  1 B  .5 .25 1.5       3:2 equalizer
x     8-117  1 B  .5 .25 2.1       5:3 equalizer
x     8-118  1 R  .313 6.0         main to #1 pull bar
x     8-119  1                     air cylinder, stop, and clevis
x     8-120  1 A                   air cylinder bracket
x     8-121  1 B  .5 .25 5.05      main lever
x     8-122  2 B  .5 .125 2.5      compound lever
x     8-123  1                     compound lever mount, pivot, and collar
x            8   .25 x .75, 10-24  shoulder screw (arm pivot)
x            8   .25 x .313, 10-32 shoulder screw (arm drive)
x     8-124  8 .25 id .5 od x .25  arm spacer (932 bronze)
 8BRK3    brake supports
 8BRK5
x     8-140 8  W                   brake shoe
x     8-14  8  B .25  .5  3.82     arm
 8BRK6    brake cyl bracket
 8BRKASM
 8BLASM2
 9           added parts
 10          piping parts
 11ABL
 11DAB (see 11DASB)
 11DAS
 11DASB
x     11-2  8  B  1.5 2.0 2.5     driver axlebox (954 alum-bronze)
x      0-2  8                     driver bearing retainer
x      0-3  8                     driver bearing spacer
 11DAXB
x           4  R  1.0    9.13     driver axle
 11DAX_detail
 11DRV (see 11DRVB)
 11DRVB
x     11-3  6  C                  coupled driver
x     11-4  2  C                  main driver
 12ABL
 13
 14
 15PD1
x     15-10 1  L                  radius bar (Y)
x     15-11 1  B  .375 1.0 9.63   equalizer beam
x     15-17 1  B  .25 .5 6.13     transom spreader
 15PD2
x     15-1  2  B  .625 2.5 3.5    frame
x     15-2  4  L                  transom spreader
x     15-4  4  L                  spring saddle
x     15-12 2  B  .1875 .625 3.0  binder
 15PD3
x     15-6  2  B 1.38 1.5 1.69    pilot axlebox
x     15-8  1  R  .75       8.88  pilot axle
x     15-9  2  C                  pilot wheel
x     15-13 4  *                  top spring pad
x     15-14 4  B  .75  .75  .63   lower spring pad
x     15-15 4  M  .625 1.03       spring
 15PD3B
 15PD4
x     15-3  2  L                  yoke half
x     15-5  4  L                  swing link
x              B  .375 1.25 1.312 yoke bridge
x              R  .75       2.5   yoke shaft
x     15-7  1  B  .625 .75  .94   yoke pin clevis
x              R  .375      3.35  yoke pin shaft
 15PTA
 15PTA1
x     15-19 1                     yoke nut
x     15-20 1  R  .375      .88   swing pin
 16TT1B
x     16-8  2  B 1.375 1.375 2.13 axlebox
x     16-9  4  B  .281  .5  1.625 swing link
x     16-13 2  R  .25      2.6    swing link pin
 16TT2
x     16-5  4  L                  trailing truck frame
x     16-12 4  B  .5  .5  1.13    frame spacer (954 bronze)
x     16-14 4  R  .25      .69    pin
 16TT3
x     16-4  2  C                  trailing wheel
x     16-6  2  B  .1875  .75  8.563  radius bar (mod requires 2)
x     16-7  1  R  .75       8.88  trailing axle
x     16-11 1  B  .1875 1.1875 6.816 transom spreader
 16TTAM
 17
 18
 19
 20CASM_A
 20CASM_B
 20CHP
x     20-16 2  R  .4375     6.75  piston rod
x     20-24 2  B  .25  1.23 1.87  drop link
x     20-25 2  R  .5        2~    crosshead pin
x     20-27 2  M  .5 .625 .5      main rod bushing
 20CPN
x     20-4  2  C                  piston
x     20-17 2  B  8 x 7/8 x 3/8   upper guide
x     20-18 2  B  8 x 7/8 x 3/8   lower guide
x     20-19 4     7/8 x 1/4 x 3/8 guide spacer
x     20-26 8                     piston ring
 20CSA
 20CSB
 20CVR
x     20-1  2  C                  cylinder block
x     20-2  2  C                  rear cylinder cover
x     20-3  2  C                  front cylinder cover
x     20-21 2  B  .44   1.12 1.12 piston rod gland (al-bronze)
 20PCH
x     20-22 2  W  .875 2.31 2.88  crosshead
x     20-23 2  B  .25 .875 2.5    crosshead bearing (al-bronze)
 20PVL
x     20-7  2  C                  valve liner
x     20-8  2  R  .94       2.393 piston valve (2024 alum)
x     20-9  8  *                  valve ring use viton 12mm in 20mm out
f     20-10 4  *                  bull ring
x     20-11 4  R  .94        .781 valve bushing (brass)
x     20-12 2  R  .25       6.32  valve rod
x              4  R  .438   .25   valve rod collar
 20VCH
f     20-13 2  B  1.0       .81   valve rod gland
f     20-14 2  B  1.0       .44   valve rod gland cover
x     20-15 2                     valve crosshead (bronze)
 20VCR
x     20-6  2  C                  rear valve cover (crosshead guide)
x     20-5  2  C                  front valve cover
 21VGA1
 21VGA2
 21VGA3
x     21-14  1  R .5 15.56        reverse shaft
 21VGA4
 21VGD1
x     21-1  2  C                  inner valve gear bracket
 21VGD2
x     21-2  2  C                  outer valve gear bracket
 21VGD31
x     21-13 2  C                  reverse shaft bearing
 21VGD32
x     21-6  1  S .375        2.25 lifting link
 21VGD33
x     21-5  2  B .5  .75  3~      lifting arm
x     21-7  1  B .5  .75  3~      reverse shaft arm
 21VGD4
x     21-10 2  B 3/16 .5  9.235   radius rod
x     21-20 2  B 3/16 .5  3.812   radius rod fork
 21VGD51
x     21-8  2  P 3/8 4.5~ 1.7~    reverse link
 21VGD52
x     21-18 4  W                  link plate
 21VGD53
x     21-9  2  B 3/8  .4   .5     die block
f     21-19 2  D .25       .75    die pin
x     21-21 4  D .313      .75    link pin
 21VGD61
x     21-16 2  B 3/8  1.0  3.113  return crank
 21VGD62
x     21-12 2  B 3/8  .44  2.445  union link
 21VGD63
x     21-15 2  B .375 .81  7.2    eccentric rod
 21VGD71
x     21-23 2  M .313 .438 .5 .45 .06  eccentric hat bush
x     21-24 2  R .313     1.177   return crank pin
x     21-25 2  R .187     .563    top combo lever pin
f     21-26 4  M .187 .25 .188    top combo lever bush
f     21-27 2  M .187 .25 .563    bot combo lever bush
x     21-28 2  R .188     1.063   bot combo lever pin (use brass rod)
 21VGD72
x     21-11 2  B .438 .56 5.41    combo lever
 21VGD73 [discarded] same as 21VGA2 but missing washer
 21VGD8
x     21-3  2  M .312 .437 .56    valve gear bracket bush
x     21-4  2  R .188     .75     lift link pin (use clevis pin)
x     21-22 2  * .188 3/8 .718    lift link-arm pin (use clevis pin)
x     21-17 2  * .188 3/8 .906    link pin (use clevis pin)
 21VGLFB
 21VGLFF
 21VGLRB
 21VGLRF
 22
 23
 24
 25CLO
 25LOFB
 25LOFF
 25LON
 25LORB
 25LORF
 25VGLN
 unnamed
 TOPVIEWBRKASM

added parts...

x wheel retaining bolt        0-1 (8)
x bearing spacers             0-2 (8)
x bearing retainers           0-3 (8)
x semi-auto drain cocks       0-4 (4)
x smokebox                    0-5
x boiler shell                0-6
  feedwater coil              0-7
x rod end bearings 1/2" ID    0-8 (8)

Z. piping and parts

 T-top B-bottom R-right L-left F-Fore A-Aft

x a. 10-1   nipple, 3/8 NPT x 1.5" - branch tee to tube adapter (2)
x b. 10-2   3/8 NPT fem to 1/2" OD tube adapter - branch nipple to tube (2)
x c. 10-3   lower manifold TRBLFA (NPT) 3/8,na,1/8,na,3/8,na
x d. 10-4   upper manifold TRBLFA (NPT) 1/8,1/8,3/8,1/8,3/8,na
x e. 10-5   nipple, 3/8 NPT x close 
x        1. inter-manifold
x        2. throttle valve to tee

x f. 10-6   extra tee 1/8 NPT to 3/16 OD F-M-F
x            LTR: gauge, lower man-B, brake valve
x g. 10-7   1/8 NPT male to 3/16 OD adapter
x       1.  whistle valve to pipe
        2.  drain valve to pipe
x       3.  blower valve to pipe
x       4.  glass-T adapter to boiler-T pipe
x       5.  glass-B adapter to boiler-B pipe

x h. 10-8   nipple, 1/8 NPT x 1.5"
x       1.  upper man-R to cyl drain valve
x       2.  upper man-L to blower valve

x i. 10-9   1/8 NPT street elbow - upper man-T to whistle pipe
x j. 10-10  1/8 NPT female to 3/16 OD adapter - gauge to pipe
x k. 10-11  1/8 NPT valve - ball
x       1.  blower
x       2.  cylinder drains

x l. 10-12  1/8 NPT valve, momentary - whistle
x m. 10-13  1/8 to 1/16 NPT F-F adapter, straight - glass-B
x n. 10-14  1/8 to 1/16 NPT F-F adapter, right angle - glass-T
x o. 10-15  1/16 NPT sight glass, 3"
x p. 10-16  1/8 NPT pressure gauge (0 - 160 PSI)
x q. 10-17  3/16 OD solder, brake valve (locoparts)
  r. 10-18  3/16 OD union
          1. brake pipe
          2. drain pipe

x s. 10-19  3/16 OD union, tapered, smokebox coldwater passthru
x t. 10-20  3/8 NPT ball valve - throttle (in smokebox)
x u. 10-21  3/16 OD compression tee
x         1. drains (3)

x v. 10-22  3/8" F-F-F custom Y divider - throttle tee
x w. 10-23  3/8 NPT male to 1/2" OD adapter - throttle tee to U tube (2)
x y. 10-24  1/4 NPT F-F elbow outside branch U tube adapter (2)
x z. 10-25  1/4 NPT nipple - outside branch to luber tee (2)
x A. 10-26  1/4-1/8-1/4 NPT F-F-F tee, branch, luber (2)
x B. 10-27  1/8 NPT to 1/8" OD adapter - luber tee to luber tube (2)
x C. 10-28  1/4 NPT x 1.5" nipple - luber tee to cyl/sad casting (2)
x D. 10-29  whistle
x E. 10-30  whistle valve

Tubing pieces - 1/8" OD

x luber to branch tee (2)

Tubing pieces - 3/16" OD

x extra tee to gauge adapter
x extra tee to brake valve
x brake valve to union
x brake union to cylinder Tee/drain
* blower valve adapter to stack adapter
x whistle valve adapter to whistle
  drain valve adapter to union
x drain union to left-right Tee
x drain left-right Tee to right front-rear Tee (short)
x drain left-right Tee to left front-rear Tee (long)
x drain front-rear Tee to rear cylinder drain (2)
x drain front-rear Tee to front cylinder drain (2)
* waterglass top adapter to top to steam dome
* waterglass bottom adapter to boiler-B
n feedwater coil from pass-through to front cold tank adapter 0-7

(* = fake piece - non functional)

Tubing pieces - 1/2" OD

x branch, U tubes (2)

x ersatz boiler
x  long      - 3/8" NPT x 36"
x  tee       - 3/8" NPT
x  short (2) - 3/8" NPT x 6"
x  joiner    - 3/8" NPT
x  elbo      - 3/8" NPT
x  short     - 3/8" NPT s 2.5"
x  air chuck - 3/8" quick release

Tender

xa. make platform handrails "U" (4)
xb. finish seat cushion
xc. make spring planks (3/4" ctrs)
xd. painting
xe. lettering

Air tender

xa. move air chuck
xb. roof hold-downs