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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
2.5 PLATFORM LIFT SYSTEM
Trouble Symptom
Electrical Hydraulic
Mechanical Remarks
Platform will not raise or
lower,stabilizers will not
operate from either station
E1, E2
8FU &
wiring
E3
SV1, SV2,
SV3 coils
E4
J5, J2
E2, E3
H1, H9
SV3
E7
H29
SV3
E2, E5
SW4,
SW12
Platform will not raise; all
other systems OK
E2, E3, E7
SV1A
E5
LS-HB,
SW8, 9
PS-SE
H7, H14
P1. RV1
H1, H9, H29
SV1
H11
HC1
H9, H12, H30
PC2
E4
J2, J5
E11, E23
PS-SE, LS-HB
H7
RV3
H11
HC2
H9, H30
PC4
Platform will not lower; all
other systems OK
H1, H9
M16, M17
SV1, PC1,
FC1
H29
M18
H8
FC1
H14
P1
E4
J2, J5
E2, E3, E7
SV1B
E5
LS-HB, SW8,9
E11
LS-HB
H9, H12
CV3
H30
2 TROUBLE SHOOTING
SEPTEMBER 01, 2015
Property of American Airlines