8. No Steer Right; 9. No Steer Left; 10. Forward And Reverse Drive Inoperative - Skyjack SJ 8831E Maintenance And Parts Manual
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4.1-8. No Steer Right
1. Loose or broken wire #23 from Steer Switch to Terminal Block Inside Platform Control Box.
-Check continuity. Replace if defective.
2. Open or defective Diode (D23).
-Check diode. Replace if defective.
3. Defective Fuse (F1).
-Replace fuse.
4. Loose or broken wire #23 or #02 on Coil (4H-23).
-Check continuity. Replace if defective.
5. Defective Coil (4H-23).
-Check coil. Replace if defective.
6. Defective Steer Switch.
-Check switch. Replace if defective.
4.1-9. No Steer Left
1. Loose or broken wire #24 from Steer Switch to Terminal Block Inside Platform Control Box.
-Check continuity. Replace if defective.
2. Open or defective Diode (D24).
-Check diode. Replace if defective.
3. Defective Fuse (F2).
-Replace fuse.
4. Loose or broken wire #24 or #02 on Coil (4H-24).
-Check continuity. Replace if defective.
5. Defective Coil (4H-24).
-Check coil. Replace if defective.
6. Defective Steer Switch.
-Check switch. Replace if defective.
4.1-10. Forward And Reverse Drive Inoperative
1. Open or defective Lift/Off/Drive Switch (S9).
-Select drive. Check switch. Replace if defective.
2. Loose or broken wire #12C on Lift/Off/Drive Switch (S9).
-Check continuity. Replace if defective.
3. Defective Delayed Power Module.
-Check for 24 volts between wire #12 and #02. Replace if defective.
4. Open or defective Diode (D12C).
-Check diode. Replace if defective.
5. Defective Fuse (F7).
-Replace fuse.
6. Open or defective Diode (D12-2).
-Check diode. Replace if defective.
7. Brake not releasing.
-See Brake Not Releasing troubleshooting Sec. 4, Page 6.
8. Lift/Traction Circuit not shifting.
-See Lift/Traction Circuit inoperative Sec. 4, Page 7.
9. Sevcon problem.
-See Sevcon troubleshooting Sec. 4, Page 9.
10. Outriggers not retracted (optional).
-See Outrigger Circuit troubleshooting Sec. 4, Page, 8.
SECTION 4, Page 6
Troubleshooting Information - Electrical System
SJ-800 Series E Battery Powered
119153
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