Section II. TRANSMISSION MAINTENANCE
TRANSMISSION AND RANGE SHIFTER ASSEMBLY INSTALLATION
Transmission Jack (800 lbs. capacity)
Negative battery cable disconnected at shunt. (Refer to TM 5-3810-306-20).
Propeller shafts with top universal removed. (Refer to TM 5-3810-306-20.)
Transmission oil drained. (Refer to L05-3810-306-12). Air system purged. (Refer to TM 5-
TAG AND DISCONNECT AIR LINE (2) TO 4-
WAY AIR VALVE (3).
necessary from adapter plate (24) to
gain access to upper transmission
TAG AND DISCONNECT TWO ELECTRICAL
REMOVE TRANSMISSION MOUNTS (16) AND
(17) AND TRANSMISSION (1).
CONNECTORS (22) TO BACK-UP SWITCH
a. Remove four locknuts (13), washers (14), and
bolts (15) that secure front and rear mounts (16)
and (17) to frame attachments. Remove four
lower bonded mounting centers (18).
a. Remove cotter pins (6) and clevis pin (7)
b. Position a transmission jack or some other
securing linkage bars (8) to rear axle disconnect
means of support, capable of supporting weight
and range shift actuator rods (21) in
of transmission (780 pounds - 354 Kg), under
transmission (1). Discard cotter pins (6).
c. With weight of transmission on supporting
washers (11) securing shifter assembly
device, remove eight bolts (19) and washers (20)
mounting plate (5). Remove mounting plate with
securing front and rear mounts (16) and (17) to
air cylinders (12) and linkage (8) attached.
d. Remove front and rear mounts (16) and (17) and
TAG AND DISCONNECT ALL TRANSMISSION
upper bonded mounting centers (18) as
OIL LINES FROM TRANSMISSION (1).