Powervac – GE Industrial Solutions PowerVac 5kV VL PV VL 4.16-250-0 User Manual
Page 57
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57
PowerVac
®
5kV Vertical Lift
Chapter 14. Stationary Cubicle Subassembly
CORRECTIONS
IF ELEVATING MOTOR DOES NOT OPERATE:
1. Check Power Supply
2.
Check fuses UL
3.
Check and adjust mechanical clutch linkage to clutch switch LC
4.
Check LC for proper performance
5.
Check motor switch
6.
Check motor
7.
Adjust upper LE and lower LF limit switches for proper breaker position
8.
Check and adjust leaf springs to provide proper tilt to operate limit switches
9.
Check plug and receptacle for proper connections
10.
Check clutch and mechanism
Table 4. Elevating Motor Troubleshooting
DO NOT USE RAISE/LOWER SWITCH TO STOP & START MOTOR.
Figure 52. Electrical schematic diagram for typical vertical lift elevating mechanism
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