19 No Telescope Out From The Base Or Platform Consoles; 20 No Telescope Out From The Base Console; 21 No Telescope Out From The Platform Console - Skyjack SJ40 T+ Service Manual

Electrical System

4.2-19 No Telescope Out from the Base or Platform Consoles

1. Loose or broken wire #39 from base control
module connector J2 pin 5 base terminal block to
turret harness plug pin #13
2. Loose or broken wire #39 from turret harness
plug pin #13 to telescope out valve 4H-39
3. Loose or broken wire #02 from turret harness
plug to boom up valve 4H-39
4. Defective telescope out coil 4H-39

4.2-20 No Telescope Out from the Base Console

1. Loose or broken wire #10A from IGN switch S5
to telescope switch S13
2. Defective boom switch S13
3. Loose or broken wire #39B from telescope
switch S13 to base control module connector J2
pin 33

4.2-21 No Telescope Out from the Platform Console

1. Loose or broken wire #04 from platform terminal
block totelescope switch S18
2. Defective boom switch S18
3. Loose or broken wire #39A from telescope
switch S18 to platform control module connector
J12 pin 33
SJ40 T+, SJ45 T+
Section 4 – Troubleshooting Information
Check continuity. Replace if defective
Check continuity. Replace if defective
Check continuity. Replace if defective
Check continuity and resistance through coil.
Replace if defective
Check continuity. Replace if defective
Check continuity through switch while activating
telescope out function between wires #10A and
#39B. Replace switch if no continuity
Check continuity. Replace if defective
Check continuity. Replace if defective
Check continuity through switch while activating
telescope out function between wires #04 and
#39A. Replace switch if no continuity
Check continuity. Replace if defective
238273AAA
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