Skyjack SJ519 TH, Service Manual

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SJ519 TH 216942AC
Section 4 – Troubleshooting Information Electrical System
4.2-9 No 4W (Round) Steer Mode
1. Defective Steer mode switch SW4 Replace if Defective
2. Loose or broken wire 218 from SW4 pin 1 to 4H-
218 solenoid
Check continuity. Replace if defective
3. Loose or broken 00 wire from 4H-218 solenoid to
ground
Check continuity. Replace if defective
4. Defective 4H-218 solenoid Replace if Defective
4.2-10 No Crab Steer Mode
1. Defective Steer mode switch SW4 Replace if Defective
2. Loose or broken wire 217 from SW4 pin 3 to 4H-
217 solenoid
Check continuity. Replace if defective
3. Loose or broken 00 wire from 4H-217 solenoid to
ground
Check continuity. Replace if defective
4. Defective 4H-217 solenoid Replace if Defective
4.2-11 Function Does Not Switch from Boom Raise/Lower To Carriage Tilt Up/Down With
Carriage Tilt Switch SW6 Depressed
5. Fuse F4 open Check for defective wiring. Replace fuse
6. Loose or broken wire 05C to joystick connector pin
2 and/or frame level enable relay 224CR pin 20
Check continuity
7. Loose or broken wire 224 from connector pin 7 to
relay 224CR pin 86
Check continuity. Replace if defective
8. Loose or broken wire 00 from 224CR pin 85 to
ground
Check continuity. Replace if defective
9. Relay 224CR defective
Check continuity through contacts of relay (pin 30
to 87a with coil de-energized). Replace if defective
10. Loose or broken wire 47 from 224CR relay pin 87
to carriage tilt enable up and/or down solenoids
4H-47 and/or 4H-47-1
Check continuity. Replace if defective
11. Loose or broken wire 00 from carriage tilt enable
up and/or down solenoids 4H-47 and/or 4H-47-1
Check continuity. Replace if defective
12. Carriage tilt up enable solenoid 4H-47 and/
or carriage tilt down enable solenoid 4H-47-1
defective
Replace if defective