123
229042ABASJ46 AJ+, SJ46 AJ, SJ51 AJ
Electrical System - ANSI/CSA Section 4 – Troubleshooting Information
4.2-11 No Boom Down from the Base Console
1. Loose or broken wire #10A from IGN switch S5
to boom switch S12
Check continuity. Replace if defective
2. Defective boom switch S12 Check continuity through switch while activating
boom down function between wires #10A and
#13B. Replace switch if no continuity
3. Loose or broken wire #13B from boom switch
S12 to base control module connector J2 pin 16
Check continuity. Replace if defective
4.2-12 No Boom Down from the Platform Console
1. Loose or broken wire #04 from platform terminal
block to joystick controller A1
Check continuity. Replace if defective
2. Loose or broken wire #02 from platform terminal
block to joystick controller A1
Check continuity. Replace if defective
3. No output on y-axis of joystick controller A1 Refer to joystick test procedure in section 5
4. Loose or broken wire “Y” from joystick controller
to J13 pin #15 of platform control module
Check continuity. Replace if defective
4.2-13 No Turret Rotate Right from the Base or Platform Consoles
1. Loose or broken wire #33 from base control
module connector J2 pin 24 base terminal block
to turret harness plug pin #10
Check continuity. Replace if defective
2. Loose or broken wire #33 from turret harness
plug pin #10 to boom up valve 4H-33
Check continuity. Replace if defective
3. Loose or broken wire #02 from turret harness
plug to boom up valve 4H-33
Check continuity. Replace if defective
4. Defective boom up coil 4H-33 Check continuity and resistance through coil.
Replace if defective
4.2-14 No Turret Rotate Right from the Base Console
1. Loose or broken wire #10A from IGN switch S5
to turret rotate switch S13
Check continuity. Replace if defective
2. Defective turret rotate switch S13 Check continuity through switch while activating
turret rotate right function between wires #10A and
#33B. Replace switch if no continuity
3. Loose or broken wire #33B from boom switch
S12 to base control module connector J2 pin 32
Check continuity. Replace if defective
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