Skyjack SJ1044 TH - 18 RAS Remains Locked; 19 Function Does Not Switch

118
SJ1044 TH, SJ1044 THS, SJ1056 TH, SJ1056 THS, SJ1256 THS
230790ABA
Section 4 – Troubleshooting Information Electrical System
6. Loose or broken wire 220 from relay 220CR pin 85
to ground.
Check continuity. Replace if defective
7. Defective relay 220CR Check relay operation. Replace if defective
4.2-18 RAS remains locked
With following conditions:
▪
Boom above 40° when restricted mode should be enabled during drive or frame level functions (RAS
indicator not illuminated) Frame level and RAS indicator works normally, all wheels do not maintain
contact with ground.
▪
RAS unlocks below 40°.
1. Loose or broken wire 65 from diode 65 through
slice 65 to connector J118 pin 1.
Check continuity. Replace if defective
With following conditions:
▪
Locked at all times, Frame level and RAS indicator works normally, all wheels do not maintain contact with
ground while using frame level function.
1. Loose or broke wire 221 from relay 212CR pin 87
to connector J31 pin 23.
Check continuity. Replace if defective
2. Loose or broke wire 221 from connector P31 pin
23 to connector J118 pin 2.
Check continuity. Replace if defective
4.2-19 Function Does Not Switch
With following conditions:
▪
From Telescope In/Out To Frame Level Left/Right With Frame Level Switch SW5 Depressed or from Boom
Raise To Carriage Tilt Up With Carriage Tilt Switch SW6 Depressed
1. Fuse F4 open Check for defective wiring. Replace fuse
2. Loose or broken wire 05B to joystick connector
J46 pin 3 & 4 and/or Carriage tilt relay 224CR pin
86 and frame level enable relay 222CR pin 86
Check for defective wiring. Replace fuse
With following conditions:
▪
From Telescope In/Out To Frame Level Left/Right With Frame Level Switch SW5 Depressed
1. Loose or broken wire 05B to joystick connector
J46 pin 3 and/or frame level enable relay 222CR
pin 86
Check for defective wiring. Replace fuse
2. Loose or broken wire 222 from connector J46 pin8
to relay 222CR pin 86
Check continuity. Replace if defective
3. Loose or broken wire 00 from 222CR to ground Check continuity. Replace if defective