Skyjack SJ30ARJE User Manual

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SJ30AJE, SJ30ARJE 196274AF
Electrical System Section 4 – Troubleshooting Information
4.2-12 No Telescope Extend from Base Control Console
1. Loose or broken wire #10A from enable switch
S21 to telescope switch S17.
Check continuity. Replace if defective.
2. Defective telescope switch S17. Check continuity through switch while activating
extend function between wires #10A and #39. If no
continuity found, replace switch.
3. Loose or broken wire #39 from telescope switch
S17 to base terminal block.
Check continuity. Replace if defective.
4. Open or defective diode D39. Check diode. Replace if defective.
5. Loose or broken wire #71 from base terminal
block to motor control harness A.
Check continuity. Replace if defective.
6. Loose or broken wire #71 from motor control
harness A pin #20 to left motor controller pin
#LM20.
Check continuity. Replace if defective.
7. Loose or broken wire #39 from base terminal
block to main manifold harness pin #10.
Check continuity. Replace if defective.
8. Loose or broken wire #39 from main manifold
harness plug pin #10 to telescope extend valve
4H-39.
Check continuity. Replace if defective.
9. Loose or broken wire #02 from main manifold
harness plug to telescope extend valve 4H-39.
Check continuity. Replace if defective.
10. Defective telescope retract coil 4H-39. Check continuity and resistance through coil.
Replace if defective.
4.2-13 No Platform Rotate Left from Base Control Console
1. Loose or broken wire #10A from enable switch
S21 to platform rotate switch S14.
Check continuity. Replace if defective.
2. Defective platform rotate switch S14. Check continuity through switch while activating
rotate left function between wires #10A and #36. If
no continuity found, replace switch.
3. Loose or broken wire #36 from platform rotate
switch S14 to base terminal block.
Check continuity. Replace if defective.
4. Open or defective diode D36. Check diode. Replace if defective.
5. Loose or broken wire #73 from base terminal
block to motor control harness A.
Check continuity. Replace if defective.
6. Loose or broken wire #73 from motor control
harness A pin #22 to left motor controller pin
#LM32.
Check continuity. Replace if defective.
7. Loose or broken wire #36 from base control
block to platform plug A pin #18 in base control
console.
Check continuity. Replace if defective.

Skyjack SJ30ARJE Specifications

General

Brand	Skyjack
Model	SJ30ARJE
Category	Boom Lifts
Language	English