95
SJ30AJE, SJ30ARJE
196274AF
Electrical System
Section 4 – Troubleshooting Information
4.2-15 No Jib Up from Base Control Console
1.
Loose or broken wire #10A from enable switch
S21 to jib switch S16.
Check continuity. Replace if defective.
2.
Defective jib switch S16.
Check continuity through switch while activating
jib up function between wires #10A and #35. If no
continuity found, replace switch.
3.
Loose or broken wire #35 from jib switch S16 to
base terminal block.
Check continuity. Replace if defective.
4.
Open or defective diode D35.
Check diode. Replace if defective.
5.
Loose or broken wire #72 from base terminal
block to motor control harness A.
Check continuity. Replace if defective.
6.
Loose or broken wire #72 from motor control
harness A pin #21 to left motor controller pin
#LM31.
Check continuity. Replace if defective.
7.
Loose or broken wire #35 from base control
block to platform plug A pin #17 in base control
console.
Check continuity. Replace if defective.
8.
Loose or broken wire #35 in boom cable A or its
connectors.
Check for continuity between pins #17 on cable
A. Check for loose or corroded connections on
cable connectors. Replace if wire is defective.
9.
Loose or broken wire #35 plug A pin #17 to
platform terminal block.
Check continuity. Replace if defective.
10.
Loose or broken wire #35 from platform terminal
block to jib up valve 4H-35.
Check continuity. Replace if defective.
11.
Loose or broken wire #02 from platform terminal
block to jib up valve 4H-35.
Check continuity. Replace if defective. Check
continuity. Replace if defective.
12.
Defective platform jib up coil 4H-35.
Check continuity and resistance through coil.
Replace if defective.
Summary of Contents for SJ30AJE
Page 1: ...SERVICE MANUAL ARTICULATING BOOM 196274AF November 2018 ANSI CSA CE AS KC SJ30AJE SJ30ARJE ...
Page 4: ...4 SJ30AJE SJ30ARJE 196274AF Notes ...
Page 10: ...10 SJ30AJE SJ30ARJE 196274AF 5 7 1 Lubrication 188 ...
Page 45: ...45 SJ30AJE SJ30ARJE 196274AF Section 3 System Component Identification and Schematics ...
Page 68: ...A B C D E F G H V Z Y X W 68 SJ30AJE SJ30ARJE 196274AF ...
Page 128: ...128 SJ30AJE SJ30ARJE 196274AF Notes ...
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Page 190: ...www skyjack com ...