130
SJ63 AJ+, SJ63 AJ229043AAA
Section 4 – Troubleshooting Information Electrical System - ANSI/CSA
4.2-53 No Reverse Drive
1. No output from base control module at connector
J2 pin #2 to wire #15
Check for correct output voltage.
2. Loose or broken wire 15 from base control
module connector J2 pin #2 to turret connector
pin 20
Check continuity. Replace if defective
3. Loose or broken wire #15 from turret plug pin 20
to drive pump valve connector pin #1
Check continuity. Replace if defective
4. Loose or broken wire #15 from drive pump valve
connector pin #1 to 3H-15 Forward coil
Check continuity. Replace if defective
5. Loose or broken wire #02 wire from 3H-15
Reverse coil to ground
Check continuity. Replace if defective
6. Defective reverse coil 3H-15 Check continuity and resistance through coil.
Replace if defective
4.2-54 The Brake will not Release
1. No output from base control module coneector
J3 pin #24 to wire #26
Check for correct output voltage
2. Loose or broken wire 26 from base control
module connector J3 pin #24 to turret harness
connector pin #8
Check continuity. Replace if defective
3. Loose or broken wire #26 from turret harness
connector pin #8 to 3H-26 Brake coil
Check continuity. Replace if defective
4. Loose or broken wire #02 wire from 3H-26 Brake
coil to ground
Check continuity. Replace if defective
5. Defective brake coil 3H-26 Check continuity and resistance through coil.
Replace if defective
4.2-55 No Left Steer
1. Loose or broken wire #24P from drive joystick
A2 to platform control module connector J12 pin
#15
Check continuity. Replace if defective
2. No output from base control module on
connector J3 pin #13
Check pin #13 for 12 volts. If no voltage present
with foot on footswitch and activating steer function
check section 5 for OCM pin voltage reference
3. Loose or broken wire #24 from base control
module connector J3 pin #13 to turret harness
connector pin #7
Check continuity. Replace if defective
4. Loose or broken wire #24 from turret harness
plug pin #7 to left steer valve 4H-24
Check continuity. Replace if defective
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