TM-9-2320-279-10-2
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
OPERATOR’S MANUAL VOLUME 2 OF 2
DECEMBER 1998
CHANGE 3
TM-9-2320-279-10-2 - Page 299 of 819
TM 9-2320-279-10-2
M984E1 General Operating Procedures (Cont)
(43)
Set PTO ENGAGE switch (51) to OFF position.
(44)
Turn on service lights (para 2-10d).
(45)
Turn on emergency flashers on wrecker (para 2-44aJ and disabled
vehicle (TM 9-2320-360-10).
(46)
Push in PARKING BRAKE control (52) and select desired gear
(para 2-11e).
WARNING
The M984E1 should not be operated at speeds over 15
mph except on paved roads when the operator
determines that the vehicle being towed and the terrain
allow safe operation. Engine brake switch must be ON
for all towing operations. The following are maximum
safe speeds.
Terrain
Maximum speed,
Maximum speed,
Conditions
towed load up to
towed load above
50,000 lbs (22,681 kg)
50,000 Ibs (22,681 kg)
On Road - Level
35
30
On Road - Hilly
30
20
Off Road
15
15
Speeds in excess of the above can result in loss of
control, serious injury, or death to personnel.
(47)
Transport disabled vehicle.
Change 3
2-186.73
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