105
SJ6826RT, SJ6832RT
213560ABA
Electrical System
Section 4 – Troubleshooting Information
4.2-22
Up Circuit Inoperative from Platform or Base Control Console (without
Outriggers)
1.
Loose or broken wire #14 from Base terminal block
TB-1 to Up Relay jumper between wire #14 and #14A.
Check continuity. Replace if defective.
2.
Loose or broken Up Relay jumper wire between wires
#14 and #14A on Base terminal block TB-1.
Check continuity. Replace if defective.
3.
Loose or broken wire #14A from Up Relay jumper wire
to Base terminal block TB-1.
Check continuity. Replace if defective.
4.
Loose or broken wire #14A from Base terminal block
TB-1 to Lift Valve solenoid 3H-14A.
Check continuity. Replace if defective.
5.
Loose or broken wire #02 from Lift Valve solenoid
3H-14A to Base terminal block TB-1.
Check continuity. Replace if defective.
6.
Defective Lift Valve solenoid 3H-14A.
Check coil. Replace if defective.
7.
Defective diode D14A-1.
Check diode. Replace if defective.
4.2-23 Platform does not Lift from Platform or Base Control Console with Outriggers
Retracted (Lift Operates Correctly with Outriggers Extended)
1.
Outriggers not fully retracted.
Fully retract outrigger cylinders.
2.
Loose or broken wire #10A from Base terminal block
TB-1 to pin #4 on connector CN14 at the outrigger
board.
Check continuity. Replace if defective.
3.
Loose or broken wire #10A from outrigger board to
outrigger limit switch LS64.
Check continuity. Replace if defective.
4.
Left rear outrigger N.O.-held closed limit switch LS64 is
out of adjustment or defective.
Check continuity from wire #10A and wire #64 through
switch when closed.
Adjust switch if out of adjustment.
Replace if defective.
5.
Loose or broken wire #64 from outrigger limit switch
LS64 to outrigger board.
Check continuity. Replace if defective.
6.
Loose or broken wire #64 from outrigger board to
outrigger limit switch LS63.
Check continuity. Replace if defective.
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