Skyjack SJ46 AJ+ Service Manual

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229042ABASJ46 AJ+, SJ46 AJ, SJ51 AJ
Electrical System - CE & AS Section 4 – Troubleshooting Information
9. Loose or broken wire #37 in boom cable A or its
connectors.
Check for continuity between pins #19 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
10. Loose or broken wire #37 plug A pin #19 to
platform terminal block.
Check continuity and resistance through coil.
Replace if defective.
11. Loose or broken wire #37 from platform terminal
block to platform rotate right valve 4H-37.
Check continuity. Replace if defective
12. Loose or broken wire #02 from platform terminal
block to platform rotate right valve 4H-37.
Check continuity. Replace if defective
13. Defective platform rotate right valve coil 4H-37. Check continuity and resistance through coil.
Replace if defective.
No Jib Up
1. Loose or broken wire #10A from ignition/ pump
switch S5 to jib switch S17.
Check continuity. Replace if defective
2. Defective jib up switch S17. Check continuity through switch while activating
jib up function between wires #10A and #35.If no
continuity found, replace switch.
3. Open or defective diode D35. Check diode. Replace if defective.
4. Loose or broken wire #34A from diode D35 to
main harness plug pin #11.
Check continuity. Replace if defective.
5. Loose or broken wire #34A from main harness
plug pin #11 to jib enable valve 2H-34A.
Check continuity. Replace if defective
6. Loose or broken wire #02 from main harness
plug to jib enable valve 2H-34A.
Check continuity. Replace if defective
7. Defective jib enable valve 2H-34A. Check continuity. Replace if defective
8. Loose or broken wire #35 from jib up switch S17
to base connector plug A pin #17.
Check continuity. Replace if defective
9. Loose or broken wire #35 in boom cable A or its
connectors.
Check for continuity between pins #17 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
10. Loose or broken wire #35 from plug A pin #17 to
platform terminal block.
Check continuity. Replace if defective
11. Loose or broken wire #35 from platform terminal
block to jib up valve 4H-35.
Check continuity. Replace if defective
12. Loose or broken wire #02 from platform terminal
block to jib up valve 4H-35.
Check continuity. Replace if defective
13. Defective jib up valve coil 4H-35. Check continuity and resistance through coil.
Replace if defective.
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Skyjack SJ46 AJ+ Specifications

General

Brand	Skyjack
Model	SJ46 AJ+
Category	Boom Lifts
Language	English