PAGE 4-11
CHAPTER 2 MAINTENANCE
NMC-WOLLARD
2021 Truax Blvd. Eau Claire, WI 54703 ● P: 715-835-3151● F: 715-835-6625 ● www.nmc-wollard.com
TML-704H Maintenance Lift Manual No. 310547
4 REPAIRS
4. Remove gauge and restore pump pressure line.
5. Stop engine, remove gauge, and restore pressure switch line.
6. Start engine, lower stabilizers, and check for leaks at pressure switch
hose connections.
4.3.8 Stabilizer Extended Pressure Switch (PS-SE) Adjustment
NOTE:
Ensure that the Stabilizers Down Relief Valve adjustments have been
done before proceeding.
1. Gauge, 0-3000 PSI (Marsh P/N J7678P)
(NMC-Wollard, Inc. STK #1.0474)
2. Adapter (Aeroquip P/N 2022-4-4) (NMC-Wollard,
Inc. STK #3.3097)
3. Hose Assy., Hydraulic, ¼" X 12" Lg
(NMC-Wollard, Inc. STK #14762-2)
4. Tee, Swivel (Aeroquip P/N 203102-4-4 )
(NMC-Wollard, Inc. STK #3.2966)
5. Reducer (Aeroquip P/N 221501-6-4)
(NMC-Wollard, Inc. STK #3.2941)
6. Tee, Swivel (Aeroquip P/N 203102-6-6)
(NMC-Wollard, Inc. STK #3.2769)
7. Reducer (Aeroquip P/N 221501-8-4)
(NMC-Wollard, Inc. STK #3.2965)
8. Tee, Swivel (Aeroquip P/N 203102-8-8)
(NMC-Wollard, Inc. STK #3.2679)
Complete Kit: NMC-Wollard, Inc. STK #19432.
FIGURE 2. TEST KIT
The stabilizer down pressure switch is located in the hydraulic valve package
on the outer left hand side of the chassis frame.
1. Open the door to the hydraulic valve package. The pressure switch is
on the lower right side of the manifold block.
2. Extend stabilizers fully. Hold stabilizer switch in DOWN position for at
least one-half second after full extension is reached.
3. Raise platform to reasonable working height using, "PLATFORM/UP"
switch.
SEPTEMBER 01, 2015
Property of American Airlines
