Skyjack SJ63 AJ+ Service Manual

146
SJ63 AJ+, SJ63 AJ229043AAA
Section 4 – Troubleshooting Information Electrical System - CE & AS
4.3-21 No Telescope Extend from the Base Control Console
1. Loose or broken wire #10A from ignition/enable
switch S5 to telescope switch S14.
Check continuity. Replace if defective.
2. Defective telescope switch S14. 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
S14 to base terminal block.
Check continuity. Replace if defective.
4. Loose or broken wire #39 from base terminal
block to main harness plug pin #14.
Check continuity. Replace if defective.
5. Loose or broken wire #39 from main harness
plug pin #14 to telescope extend valve 5H-39.
Check continuity. Replace if defective.
6. Loose or broken wire #02 from main harness
plug to telescope extend valve 5H-39.
Check continuity. Replace if defective.
7. Defective telescope extend valve coil 5H-39. Check continuity and resistance through coil.
Replace if defective.
4.3-22 No Platform Rotate Left or Right
1. Loose or broken wire #10A from base terminal
block to relay 37CR. (Base controls only)
Check continuity. Replace if defective.
2. Loose or broken wire #10D from relay 37CR to
platform rotate switch S16. (Base controls only)
Check continuity. Replace if defective.
3. Defective platform rotate switch S16. (Base
controls only)
Check continuity through switch while activating
rotate left function between wires #10D and #36. If
no continuity found, replace switch.
4. Loose or broken wire #8 from platform terminal
block to relay 20BCR. (Platform controls only)
Check continuity. Replace if defective.
5. Loose or broken wire #8C from relay 20BCR to
platform rotate switch S20. (Platform controls
only)
Check continuity. Replace if defective.
6. Loose or broken wire #8C from platform rotate
switch S20 to diode D8C. (Platform controls only)
Check continuity. Replace if defective.
7. Open or defective diode D8C. (Platform controls
only)
Check diode. Replace if defective.
8. Loose or broken wire #8E from diode D8C to
platform rotate switch S20. (Platform controls
only)
Check continuity. Replace if defective.
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Skyjack SJ63 AJ+ Specifications

General

Brand	Skyjack
Model	SJ63 AJ+
Category	Boom Lifts
Language	English