No Movement From Base Control Console - Skyjack SJ82 T Service Manual

Section 4 – Troubleshooting Information
13. Loose or broken wire #21 from base terminal
block to relay 21CR.
14. Loose or broken wire #02 from base terminal
block to relay 21CR.
15. Loose or broken wire #09 from base terminal
block to relay 21CR.
16. Defective relay 21CR.
17. Loose or broken wire #21A from relay 21CR to
turret harness plug pin #5.
18. Loose or broken wire #21A from turret harness
plug pin #5 to dump valve 2H-21A.
19. Loose or broken wire #02 from dump valve
2H-21A to turret harness plug.
20. Defective dump valve coil 2H-21A.

4.2-8 No Movement from Base Control Console

No Boom Up
1. Loose or broken wire #10A from ignition/ pump
switch S5 to boom switch S12.
2. Defective boom switch S12.
3. Loose or broken wire #14 from boom switch S12
to resistor R17.
4. Defective resistor R17.
5. Loose or broken wire #14 from resistor R17to
base terminal block.
6. Loose or broken wire #14 from base terminal
block to turret harness plug pin #4.
7. Loose or broken wire #14 from turret harness
plug pin #4 to boom up valve 4H-14.
8. Loose or broken wire #02 from turret harness
plug to boom up valve 4H-14.
9. Defective boom up coil 4H-14.
229040ABA
120
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check relay. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity and resistance through coil.
Replace if defective.
Check continuity. Replace if defective.
Check continuity through switch while activating
up function between wires #10A and #14. Replace
switch if no continuity.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity and resistance through coil.
Replace if defective.
Electrical System
SJ82 T, SJ86 T