Skyjack SJ63 AJ+ Service Manual

157
SJ63 AJ+, SJ63 AJ 229043AAA
Electrical System - CE & AS Section 4 – Troubleshooting Information
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 #38 from telescope switch
S18 to plug B pin #8 in platform control console.
Check continuity. Replace if defective.
6. Loose or broken wire #38 in boom cable B or its
connectors.
Check for continuity between pins #8 on cable B.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
7. Loose or broken wire #38 from base connector
plug B pin #8 to base terminal block.
Check continuity. Replace if defective.
8. Loose or broken wire #38 from base terminal
block to main harness plug pin #13.
Check continuity. Replace if defective.
9. Loose or broken wire #38 from main harness
plug pin #13 to telescope in valve 5H-38.
Check continuity. Replace if defective.
10. Loose or broken wire #02 from main harness
plug to telescope in valve 5H-38.
Check continuity. Replace if defective.
11. Defective telescope in valve coil 5H-38. Check continuity and resistance through coil.
Replace if defective.
4.3-39 No Telescope Out from the Platform Control Console
1. Loose or broken wire #26A from platform
terminal block to telescope switch S18.
Check continuity. Replace if defective.
2. Defective telescope switch S18. Check continuity through switch while activating
out function between wires #26A and #39.
3. Loose or broken wire #20A from telescope
switch S18 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 #39 from telescope switch
S18 to plug B pin #9 in platform control console.
Check continuity. Replace if defective.
6. Loose or broken wire #39 in boom cable B or its
connectors.
Check for continuity between pins #9 on cable B.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
7. Loose or broken wire #39 from base connector
plug B pin #9 to base terminal block.
Check continuity. Replace if defective.
8. Loose or broken wire #39 from base terminal
block to main harness plug pin #14.
Check continuity. Replace if defective.
9. Loose or broken wire #39 from main harness
plug pin #14 to telescope out valve 5H-39.
Check continuity. Replace if defective.
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Skyjack SJ63 AJ+ Specifications

General

Brand	Skyjack
Model	SJ63 AJ+
Category	Boom Lifts
Language	English