106
SJ30AJE, SJ30ARJE196274AF
Section 4 – Troubleshooting Information Electrical System
19. Loose or broken wire #30B from relay 162CCR to
riser down harness.
Check continuity. Replace if defective.
20. Loose or broken wire #30B or #02 from riser
down harness to riser down valve 2H-30B.
Check continuity. Replace if defective.
21. Defective riser down coil 2H-30B. Check continuity and resistance through coil.
Replace if defective.
4.2-26 No Turret Left from Platform Control Console
1. Loose or broken wire #04 from platform terminal
block to joystick controller A2.
Check continuity. Replace if defective.
2. Loose or broken wire #02 from platform terminal
block to joystick controller A2.
Check continuity. Replace if defective.
3. No output on x-axis of joystick controller A2. Refer to joystick test procedure in section 5.
4. Loose or broken wire “X” from joystick controller
A2 to valve driver pin #28.
Check continuity. Replace if defective.
5. No output on pin #12 of the valve driver to wire
#70.
Check pin #12 for proportional voltage. If no
voltage present with foot on footswitch check
section 5 for OCM pin voltage reference.
6. No output on pin #20 of the valve driver to wire
#32.
Check pin #20 for minimum 6.2 volts. If no voltage
present with foot on footswitch check section 5 for
OCM pin voltage reference.
7. Loose or broken wire #32 from valve driver
pin #20 to plug A pin #14 in platform control
console.
Check continuity. Replace if defective.
8. Loose or broken wire #32 in boom cable A or its
connectors.
Check for continuity between pins #14 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
9. Loose or broken wire #32 from base connector
plug A pin #14 to base terminal block.
Check continuity. Replace if defective.
10. Loose or broken wire #32 from base terminal
block to main manifold harness.
Check continuity. Replace if defective.
11. Loose or broken wire #32 from main manifold
harness to turret left valve 5H-32.
Check continuity. Replace if defective.
12. Loose or broken wire #02 from main manifold
harness to turret left valve 5H-32.
Check continuity. Replace if defective.
13. Defective turret left valve coil 5H-32. Check continuity and resistance through coil.
Replace if defective.
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