Skyjack SJ63 AJ+ Service Manual

163
SJ63 AJ+, SJ63 AJ 229043AAA
Electrical System - CE & AS Section 4 – Troubleshooting Information
7. Loose or broken wire #41 from base connector
plug B pin #11 to base terminal block.
Check continuity. Replace if defective.
8. Loose or broken wire #41 from base terminal
block to main harness plug pin #16.
Check continuity. Replace if defective.
9. Loose or broken wire #41 from main harness
plug pin #16 to level up valve 5H-41.
Check continuity. Replace if defective.
10. Loose or broken wire #02 from main harness
plug to level up valve 5H-41.
Check continuity. Replace if defective.
11. Defective level up valve coil 5H-41. Check continuity and resistance through coil.
Replace if defective.
4.3-45 No Manual Platform Level Down from the Platform Control Console
1. Loose or broken wire #08 from platform terminal
block to platform leveling switch S19.
Check continuity. Replace if defective.
2. Defective platform leveling switch S19. Check continuity through switch while activating
level down function between wires #08 and #40.
3. Loose or broken wire #20A from platform leveling
switch S19 to valve driver pin #33.
Check continuity. Replace if defective.
4. No output on pin #5 of the valve driver to wire
#20B.
Check pin #5 for 12 volts. If no voltage present with
foot on footswitch check section 5 for valve driver
test procedure.
5. Loose or broken wire #40 from platform leveling
switch S19 to plug B pin #10 in platform control
console.
Check continuity. Replace if defective.
6. Loose or broken wire #40 in boom cable B or its
connectors.
Check for continuity between pins #10 on cable B.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
7. Loose or broken wire #40 from base connector
plug B pin #10 to base terminal block.
Check continuity. Replace if defective.
8. Loose or broken wire #40 from base terminal
block to main harness plug pin #15.
Check continuity. Replace if defective.
9. Loose or broken wire #40 from main harness
plug pin #15 to level down valve 5H-40.
Check continuity. Replace if defective.
10. Loose or broken wire #02 from main harness
plug to level down valve 5H-40.
Check continuity. Replace if defective.
11. Defective level down valve coil 5H-40. Check continuity and resistance through coil.
Replace if defective.
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Skyjack SJ63 AJ+ Specifications

General

Brand	Skyjack
Model	SJ63 AJ+
Category	Boom Lifts
Language	English