66
SJ12 E, SJ16 E, SJ20 E
241914ACA
Section 4 – Troubleshooting Information Electrical System
4.2-3 No Lift from Base or Platform
1. Loose or broken wire 14 from lift coil 3H-14 to
machine controller pin A25
Check continuity. Replace if defective.
2. Defective coil 3H-14 Replace coil
4.2-5 No Lift from Base Controls
1. Loose or broken wire 10 from base key switch
S10 to lift/lower switch S2
Check continuity. Replace if defective.
2. Open or defective key select switch S10 Close switch. Replace if defective
3. Loose or broken wire 10 from base key switch
S10 to machine controller pin B7
Check continuity. Replace if defective.
4. Loose or broken wire 14A from lift/lower switch
S2 to machine controller pin B2
Check continuity. Replace if defective.
5. Open or defective lift/lower switch S2 Close switch. Replace if defective
4.2-6 No Lower from Base Controls
1. Loose or broken wire 13A from lift/lower switch
S2 to machine controller pin B6
Check continuity. Replace if defective.
2. Open or defective lift/lower switch S2 Close switch. Replace if defective
4.2-4 No Lower from Base or Platform
1. Loose or broken wire 13 from lower coil 2H-13 to
machine controller pin A29
Check continuity. Replace if defective.
2. Loose or broken wire 00C from lower coil 2H-13
to machine controller pin A26
Check continuity. Replace if defective.
3. Defective coil 2H-13 Replace coil
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