TM-5-2350-262-20-3
ARMORED COMBAT EARTHMOVER (ACE), M9
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL; VOLUME 3 OF 3; HYDRAULIC TROUBLESHOOTING TEST PROCEDURES
TM-5-2350-262-20-3 - Page 218 of 319
TM 5-2350-262-20-3
3-183
NO. 4 LEFT
ACTUATOR
ACTUATOR HOSE 9 FLOW TEST
NOTE
Have suitable container ready to catch oil.
•
Disconnect REAR SPNSN UNIT-9 hose (1) at port 9 on No. 4 left actuator (2).
Cap port 9.
•
Connect a drain hose to open end of REAR SPNSN UNIT-9 hose (1).
•
Hold free end of drain hose in clean container.
Have assistant start engine and move
SPRUNG/UNSPRUNG lever to UNSPRUNG.
Observe for a steady flow of oil from drain
hose.
•
Stop engine; relieve hydraulic pressure and connect hose.
ACTUATOR PORT 11 PRESSURE TEST
NOTE
Have suitable container ready to catch oil.
•
Disconnect REAR SPNSN UNIT-11 hose (1) at port 11 on No. 4 left actuator (2).
Cap port
11.
•
Install tee (3) and pressure measuring device (4) on end of REAR SPNSN UNIT-11 hose
(1).
Cap open end of tee (3).
•
Have assistant start engine and move SPRUNG/UNSPRUNG lever to UNSPRUNG.
Observe hydraulic pressure.
•
Stop engine; relieve hydraulic pressure.
Remove all test equipment and connect hose.
NO. 4 LEFT
ACTUATOR
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