Skyjack SJ61T Service Manual

Telescopic Boom Series
Models SJ61T & SJ66T
194312
December 2007 Page 115
Section 4 - Troubleshooting Information Service and Maintenance
4.1-8 Engine Will Not Crank from Platform or Base (Deutz Diesel D2011)
1. Loose or broken wire #57A at relay 57ACR (2 places).
- Check for connections at relay. Check for voltage on relay (2 places).
2. Loose or broken wire #57A from relay 57ACR to relay 57BCR.
- Check continuity. Replace if defective.
3. Loose or broken wire #00A from X23 engine connector pin #11 to relay 57ACR.
- Check continuity. Replace if defective.
4. Loose or broken wire #00A from X23 engine connector pin #11 to engine oil pressure switch.
- Check continuity. Replace if defective.
5. Defective relay 57ACR.
- Check relay. Replace if defective.
6. Loose or broken wire #09 from base terminal block to relay 09CR.
- Check continuity. Replace if defective.
7. Loose or broken wire #03A from circuit breaker CB3 to relay 09CR.
- Check continuity. Replace if defective.
8. Tripped or defective circuit breaker CB3.
- Reset circuit breaker. Check continuity through circuit breaker. Replace if defective.
9. Loose or broken wire #3 from circuit breaker CB3 to turret harness plug pin #2.
- Check continuity. Replace if defective.
10. Loose or broken wire #02 from relay 09CR to base terminal block.
- Check continuity. Replace if defective.
11. Defective relay 09CR.
- Check relay. Replace if defective.
12. Loose or broken wire #54A from relay 09CR to base terminal block.
- Check continuity. Replace if defective.
13. Loose or broken wire #54A from base terminal block to relay 57BCR1.
- Check continuity. Replace if defective.
14. Defective contacts in relay 57BCR1.
- Check continuity between wires #54A and #57C when cranking. If no continuity, replace relay.
15. Loose or broken wire #57C from relay 57BCR1 to X23 engine connector pin #4.
- Check continuity. Replace if defective.
16. Loose or broken wire #57C from X23 engine plug to start solenoid 57CCR.
- Check continuity. Replace if defective.
17. Loose or broken starter cable #03 from disconnect switch S1 to start solenoid 57CCR.
- Check continuity. Replace if defective.
18. Defective start solenoid 57CCR.
- Check solenoid. Replace if defective.
19. Defective starter motor.
- Check starter motor. Replace if defective.
4.1-9 Engine Cranks but Will Not Start (Deutz Diesel D2011)
1. Loose or broken wire #57B from relay 57ACR to relay 57BCR (2 places).
- 57BCR maintains power for start circuit before engine starts and after oil pressure switch opens
to relay 57BCR1. Check wire #57B for continuity. Replace if defective.
2. Loose or broken wire #57A from relay 57ACR to relay 57BCR.
- Check continuity. Replace if defective.
3. Loose or broken wire #02 from base terminal block to relay 57BCR.
- Check continuity. Replace if defective.
4. Defective relay 57BCR.
- Check relay. Replace if defective.
5. Glow plug circuit not operating.
- See “Glow Plug Circuit Inoperative" in this section.

Skyjack SJ61T Specifications

General

Brand	Skyjack
Model	SJ61T
Category	Lifting Systems
Language	English