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EMD F7 & F9 phases

Phase Chart:

Santa Fe
EMD F7 & F9 Diesel Locomotives


F7 & F9 cabs and boosters---features as delivered:
Production
phases
F7 Phase 1 Early F7 Phase 1 Late F7 Phase 2
to Dec 1953
F9
 to Apr 1957
Phase Starts Feb
1949
July
1949
Mar
1950
Nov
1950
Mar
1951
June
1951
Oct
1951
Feb
1952
June
1952
Oct
1952
Jan
1954
Grille built-up horizontal grille
  horizontal
horizontal or
"Farr Air" vertical
vertical Vertical Farr Air Grille From Ed Martin Photo of 347C
vertical
vertical
Louvers horizontal louvers from 315L
  4 horizontal
vertical louvers
4 vertical
5 vertical
DB fan 36"
36" 36"/48" 48" 48"
Windshield gasket flush  raised raised raised
Door corners,
Kick plates
Square-corner From Ed Martin Photo of 347C
square.
yes
round-corner door from 342Lround,
no

round,
no
round,
no
Wing window Short wing window, single drip strip from Ed Martin Photo of 347Cshort, w/square corners
44C tall wing window and split drip striptall, w/round corners tall, w/round corners tall,
round
corners
Drip strip single (see above) split, with rounded corners over door 
(see above)
split, with rounded corners over door split
End door window Square-window end door from Ed Martin Photo of 347Csquare round round round
Sand filler cover Round sand filler hatchround Pull handle sand filler hatchpull handle pull
handle
Rear overhang yes yes no no
Original ATSF numbers 202-207 208-232 37-41 300-305 32A[2nd] 233-241 306-312 [1st] 242-251 252-258 [horiz grilles] 259, 268, 313-316 [1st] [vertical grilles] 260-267 [chicken wire] none none 48A 42-47
306-314
[2nd]
336-340
341-344
269-280
281-
289
(1956)


notes:

Additional changes in 1970s:


Chart developed by Jim Fuhrman with details supplied by John Thompson.

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