Table of Contents
Advertisement
Electrical System
5. Loose or broken wire #24A from relay 17ACR1 to
plug A pin #10 in platform control console.
6. Loose or broken wire #24A in boom cable A or
its connectors.
7. Loose or broken wire #24A from base plug A pin
#10 in base terminal block.
8. Loose or broken wire #24A from base terminal
block to turret harness plug pin #7.
9. Loose or broken wire #24A or #02 from turret
harness plug to left steer valve 4H-24A.
10. Defective left steer valve coil 4H-24A.
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.
2. Open or defective diode D23 in platform terminal
block.
3. Loose or broken wire #23 from platform terminal
block to relay 17ACR2.
4. Defective N/C contacts in relay 17ACR2.
5. Loose or broken wire #23A from relay 17ACR2 to
plug A pin #9 in platform control console.
6. Loose or broken wire #23A in boom cable A or
its connectors.
7. Loose or broken wire #23A from base plug A pin
#9 to base terminal block.
8. Loose or broken wire #23A from base terminal
block to turret harness plug pin #6.
9. Loose or broken wire #23A or #02 from turret
harness plug to right steer valve 4H-23A.
10. Defective left steer valve coil 4H-23A.
SJ82 T, SJ86 T
Section 4 – Troubleshooting Information
Check continuity. Replace if defective.
Check for continuity between pins #10 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity and resistance through coil. Re-
place if defective.
Check continuity. Replace if defective.
Check diode. Replace if defective.
Check continuity. Replace if defective.
Check relay. Replace if defective.
Check continuity. Replace if defective.
Check for continuity between pins #9 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity. Replace if defective.
Check continuity and resistance through coil. Re-
place if defective.
229040ABA
141
Advertisement
Table of Contents
