TM 5-5420-226-20-2
POWERPLANT REPLACEMENT (Sheet 2 of 21)
PRELIMINARY PROCEDURES:
Park vehicle on level ground, block both tracks at front
and rear (TM 5-5420-226-10)
Release parking brake (TM 5-5420-226-10)
Place shifting lever in P (park) (TM 5-5420-226-10)
Place MASTER BATTERY switch OFF (TM 5-5420-226-10)
Disconnect battery ground straps (page 10-268)
Remove top deck (page 16-21)
Remove transmission shroud (page 9-2)
Remove engine upper access cover (page 17-14)
Disconnect power take-off (page 5-23)
NOTE
Procedures
for the removal and installation of the
powerplant equipped with an AVDS 1790-2D or AVDS 1790-
2DA are similar. Differences are noted in the procedure.
REMOVAL:
1.
Reach through engine access cover
Opening and, using adjustable wrench,
unscrew tachometer cable (A) at adapter
2.
Using light rope or heavy masking tape,
bulkhead support.
Using 7/16 inch wrench, remove six
3.
screws (C) securing generator air duct
4.
Using light rope or heavy masking tape,
fasten generator air duct (D) to engine.
Go on to Sheet 3
C h a n g e 2 5-3