TM 9-2350-277-10
TROUBLESHOOTING TABLE -- Continued
0089 00
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
8.
Check coolant fan drive system:
If coolant fan does not turn,
a. Stop engine (WP 0024 00).
coolant fan drive system is
b. Remove top rear power plant access
broken. Do not operate carrier.
panel (WP 0040 00).
Notify unit maintenance.
c. Pull on coolant fan drive belt
If coolant fan turns, push in and
to see if coolant fan will turn
turn thermostatic fan speed switch
bypass button to the left (old
configuration) or move toggle
switch to the UP position for
manual fan speed OVERRIDE
(new configuration). Install top
rear power plant access panel
(WP 0040 00). Start engine
under similar conditions of
reported overheat. Notify unit
maintenance that thermostatic
fan speed switch bypass button
(old configuration) or manual
fan speed override switch (new
configuration) has been activated.
If engine overheats, stop engine
immediately (WP 0024 00).
Notify unit maintenance.
7.
ENGINE OIL LOW PRESS
WARNING LIGHT COMES
ON.
CAUTION
Operating carrier with an ENGINE
OIL LOW PRESS warning light on can
damage engine. If ENGINE OIL LOW
PRESS warning light does not go off
within 10 seconds after engine starts,
stop engine.
1.
Check to see if engine oil level is low.
Add oil as needed (WP 0090 00).
See ENGINE OVERHEATS
2.
Check to see if engine is overheating.
(0089 00-1).
8.
ENGINE COOLANT LOW
1.
Check to see if coolant level is low.
Add coolant as needed
LEVEL WARNING LIGHT
COMES ON.
leaks. If you find any leaks, notify
unit maintenance.
0089 00-4
Change 4
