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102
SJ30AJE, SJ30ARJE
196274AF
Section 4 – Troubleshooting Information
Electrical System
18.
Loose or broken wire #4 (2 places) or #8 from
platform terminal block to 208CR1 relay.
Check continuity. Replace if defective.
19.
Defective relay 208CR1.
Check relay. Replace if defective.
4.2-22 No Boom Up from Platform Control Console
1.
Loose or broken wire #04 from platform terminal
block to joystick controller A2.
2.
Loose or broken wire #02 from platform terminal
block to joystick controller A2.
Check continuity. Replace if defective.
3.
No output on y-axis of joystick controller A2.
4.
Loose or broken wire “Y” from joystick controller
A2 to valve driver pin #29.
Check continuity. Replace if defective.
5.
No output on pin #12 of the valve driver to wire
#70.
Check pin #12 for proportional voltage. If no
voltage present with foot on footswitch check
section 5 for OCM pin voltage reference.
6.
No output on pin #22 of the valve driver to wire
#14.
Check pin #22 for minimum 7 volts. If no voltage
present with foot on footswitch check section 5 for
OCM pin voltage reference.
7.
Loose or broken wire #14 from valve driver pin
#22 to plug A pin #7 in platform control console.
Check continuity. Replace if defective.
8.
Loose or broken wire #14 in boom cable A or its
connectors.
Check for continuity between pins #7 on cable A.
Check for loose or corroded connections on cable
connectors. Replace if wire is defective.
9.
Loose or broken wire #14 from base connector
plug A pin #7 to base terminal block.
Check continuity. Replace if defective.
10.
Loose or broken wire #14 from base terminal
block to main manifold harness.
Check continuity. Replace if defective.
11.
Loose or broken wire #14 from main harness to
boom up valve 4H-14.
Check continuity. Replace if defective.
12.
Loose or broken wire #02 from main harness to
boom up valve 4H-14.
Check continuity. Replace if defective.
13.
Defective boom up valve coil 4H-14.
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 ...
Page 189: ......
Page 190: ...www skyjack com ...