Skyjack SJ6826RT - Forward Drive Inoperative

98
SJ6826RT, SJ6832RT
213560ABA
Section 4 – Troubleshooting Information Electrical System
6. Loose or broken wire #15 from Reverse Relay 15CR to
Control Module CM1 pin #P2-8.
Check continuity. Replace if defective.
7. Loose or broken wire #10A from Base terminal block
TB-1 to Relay 15CR.
Check continuity. Replace if defective.
8. Loose or broken wire #15A from Relay 15CR to
Reverse Drive Valve Solenoid 4H-15A.
Check continuity. Replace if defective.
9. Loose or broken wire #02 from Reverse Drive Valve
Solenoid 4H-15A to Base terminal block TB-1.
Check continuity. Replace if defective.
10. Loose or broken wire #15A from Base terminal block
TB-1 to Series/Parallel Relay 20ACR2 (In Parallel Drive
–High Torque mode).
Check continuity. Replace if defective.
11. Defective Series/Parallel Relay 20ACR2 (in Parallel
Drive- High Torque mode).
Check Relay. Replace if defective.
12. Loose or broken wire #15B from Series/Parallel Relay
20ACR2 to Parallel Reverse Drive Valve solenoid
4H-15B (in Parallel Drive –High Torque mode).
Check continuity. Replace if defective.
13. Loose or broken wire #02 from Base terminal block
TB-1 to Parallel Reverse Drive Valve Solenoid 4H-15B
(in Parallel Drive –High Torque mode).
Check continuity. Replace if defective.
14. Defective Parallel Reverse Drive Valve solenoid 4H-15B
(in Parallel Drive –High Torque Mode).
Check coil. Replace if defective.
15. Defective or open diodes D15A-1 and/or D15A-2. Check diodes. Replace if defective.
4.2-15 Forward Drive Inoperative
1. Lift//Off/Drive Select switch S3 is set to an incorrect
mode.
Select Drive. Check switch. Replace if defective.
2. Defective Lift/Off/Drive Select switch S3.
Check continuity between wire #B and wire #16 on
switch when Drive selected.
Replace switch if defective.
3. Loose or broken wire #16 from Lift/Off/Drive Select
switch S3 to Forward Relay 16CR.
Check continuity. Replace if defective.
4. Loose or broken wire #02 from Forward Relay 16CR to
Base terminal block TS-1.
Check continuity. Replace if defective.
5. Defective Forward Relay 16CR. Check relay. Replace if defective.
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