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TM 9-2320-360-20-1
Table 2-1. Preventive Maintenance Checks and Services (Cont)
ITEM TO BE
NOT FULLY
ITEM
INTERVAL
CHECKED OR
PROCEDURE
MISSION
NO.
SERVICED
CAPABLE IF:
26
Semi-
ENGINE
CAUTION
annually
At full throttle, engine must not exceed 2225
rpm. Failure to comply may result in
damage to equipment
a. Press accelerator pedal (electronic
a.
Engine
throttle) (1) and check engine
overspeeds.
operation (TM 9-2320-360-10). If
engine overspeeds (2225 rpm
maximum), notify supervisor.
b. Press engine brake retarder ON/OFF
switch (2) to ON position. Press
engine brake retarder HI/LO switch (3)
to LO position. Fully press accelerator
pedal (1), then release. There should
be low engine braking. Press engine
brake retarder HI/LO switch (3) to HI
position. Fully press accelerator
pedal, then release. There should be
high engine braking. If engine brake
retarder does not operate properly,
refer to troubleshooting (para 2-13).
Change 1 2-55
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