M977 Through M985 General Operating Procedures (Cont)
2-11. DRIVE VEHICLE (CONT).
j. Drive In City Traffic.
Do not move TRANSFER CASE shift lever when
vehicle is moving or when transmission is in gear.
Severe damage to drive line will result.
Set TRANSFER CASE shift lever (1) to HI.
Do step (2) for Non-FHTV model vehicles.
Do step (2.1) for FHTV model vehicles.
Push in button (2) and move transmission range selector (3) to D or 3,
depending on traffic (para 2-11e1).
Set transmission range selector (3.1) to D.
Push in PARKING BRAKE control (4).
Maximum no-load governed engine speed is
approximately 2250 rpm. Never allow engine speed to
go over this figure. Under full load, governed speed is
approximately 2100 rpm. If engine is allowed to go over
governed speeds, serious engine damage can result.
Slowly depress throttle treadle (5) until vehicle reaches desired speed.
Tachometer (6) should read 1650 to 2100 rpm.
Do not hold steering wheel at full left or full right
position for longer than 10 seconds. Oil overheating
and pump damage can result.
Accelerate, brake, and steer as required.