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TM 1-1730-231-13&P
2.
Remove controller from cabinet and set pump switch S4 (10, Figure 2-1) to OFF position.
3.
Connect MS3506-1 power receptacle on cart to aircraft 24 vdc supply or to power plug for alternate 24 vdc source.
4.
Ensure POWER ON indicating light (9) is on. Set pump switch S4 (10) to ON position.
5.
Ensure manual flow regulators for tall, left, and right (5 through 7) are in fully closed position (turn clockwise).
6.
Operate tall, left, or right switch (S3, S1, or S2) to RAISE direction and hold.
7.
Observe pressure reading on pressure gage (8). It should not exceed 3,000 psig.
8.
If reading is low or high, remove relief valve cap, loosen locknut, and turn adjusting screw with 3/16 in. (4.76 mm)
allen key to set reading at 3,000 psig. Tighten locknut and install relief valve cap.
2-8.
Kneeling and Erecting Operations for C-141B and Truck Shipment.
a.
Connect Shutoff Valve/Hoses to Landing Gear.
WARNING
To prevent injury and damage to equipment due to strut collapse and
helicopter rollover, insure that hydraulic line is properly routed to prevent
fouling. Route hydraulic line down through the access cover on top of
the forward avionics bay (FAB) walkway to the landing gear kneeling
nipple.
To prevent injury and damage to equipment due to strut collapse and
helicopter rollover, do not force quick disconnect on to strut kneeling
valve nipple. Difficulty in connecting quick disconnect may indicate strut
collar is unlocked and if forced, the quick disconnect may fail. If difficulty
is experienced, Dack helicopter (TM 55-1520-238-23) to relieve pressure
before proceeding.
2-8
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