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Phase Chart:
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  horizontal horizontal or
"Farr Air" vertical
vertical vertical vertical
Louvers   4 horizontal 4 vertical 5 vertical
DB fan 36" 36" 36"/48" 48" 48"
Windshield gasket flush  raised raised raised
Door corners,
Kick plates
square.
yes
round,
no
round,
no
round,
no
Wing window short, w/square corners

tall, w/round corners
tall, w/round corners tall,
round
corners
Drip strip single  split, with rounded corners over door  split, with rounded corners over door split
End door window square round round round
Sand filler cover round pull handle pull
handle
Rear overhang yes yes no no
Original [your road name] numbers numbers numbers numbers numbers numbers numbers numbers numbers numbers numbers numbers


notes:


Original Chart developed by Jim Fuhrman with details supplied by John Thompson.
See Other F unit charts here.

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