Skyjack SJ82 T Service Manual

141
SJ82 T, SJ86 T
229040ABA
Electrical System Section 4 – Troubleshooting Information
5. Loose or broken wire #24A from relay 17ACR1 to
plug A pin #10 in platform control console.
Check continuity. Replace if defective.
6. Loose or broken wire #24A in boom cable A or
its connectors.
Check for continuity between pins #10 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
7. Loose or broken wire #24A from base plug A pin
#10 in base terminal block.
Check continuity. Replace if defective.
8. Loose or broken wire #24A from base terminal
block to turret harness plug pin #7.
Check continuity. Replace if defective.
9. Loose or broken wire #24A or #02 from turret
harness plug to left steer valve 4H-24A.
Check continuity. Replace if defective.
10. Defective left steer valve coil 4H-24A. Check continuity and resistance through coil. Re-
place if defective.
No Right Steer
NOTE
This function times out after 15 seconds when operating this function only.
1. Loose or broken wire #23 from drive joystick A2
to platform terminal block.
Check continuity. Replace if defective.
2. Open or defective diode D23 in platform terminal
block.
Check diode. Replace if defective.
3. Loose or broken wire #23 from platform terminal
block to relay 17ACR2.
Check continuity. Replace if defective.
4. Defective N/C contacts in relay 17ACR2. Check relay. Replace if defective.
5. Loose or broken wire #23A from relay 17ACR2 to
plug A pin #9 in platform control console.
Check continuity. Replace if defective.
6. Loose or broken wire #23A in boom cable A or
its connectors.
Check for continuity between pins #9 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
7. Loose or broken wire #23A from base plug A pin
#9 to base terminal block.
Check continuity. Replace if defective.
8. Loose or broken wire #23A from base terminal
block to turret harness plug pin #6.
Check continuity. Replace if defective.
9. Loose or broken wire #23A or #02 from turret
harness plug to right steer valve 4H-23A.
Check continuity. Replace if defective.
10. Defective left steer valve coil 4H-23A. Check continuity and resistance through coil. Re-
place if defective.
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Skyjack SJ82 T Specifications

General

Brand	Skyjack
Model	SJ82 T
Category	Boom Lifts
Language	English