92
SJ6826RT, SJ6832RT
213560ABA
Section 4 – Troubleshooting Information
Electrical System
11.
Defective Engine Glow Plugs EGP1.
Check glow plugs. Repair if necessary.
4.2-9 High Throttle Inoperative
NOTE: If machine is in Drive mode and is elevated above
LS5 High Speed limit switch, high throttle is inoperative.
1.
Loose or broken wire #08 from Glow Plug/Choke
switch S13 to Low/High Throttle switch S14.
Check for 12 volts on wire #08 starting at Platform
Emergency Stop switch S4 jumping to all switches.
Check continuity of wire #08.
Replace defective portion.
2.
Defective Low/High Throttle switch S14.
Operate switch.
Check continuity between wire #08 and wire #34 on
switch.
Replace if defective.
3.
Loose or broken wire #34 from Low/High Throttle
switch S14 to Throttle Enable Relay 35ACR.
Check continuity. Replace if defective.
4.
Defective Throttle Enable Relay 35ACR.
Check Relay. Replace if defective.
5.
Loose or broken wire #34D from Throttle Enable Relay
35ACR to Throttle Relay 34ACR.
Check continuity of wire #34D thru diode D34D to wire
#34A in Base terminal Block TB-1.
Check that diode D34D is not open or defective.
Replace if defective.
6.
Defective Throttle Relay 34ACR.
Check Relay. Replace if defective.
7.
Loose or broken wire #42 from Throttle Relay 34ACR
to Power Relay 10CR2.
Check continuity. Replace if defective.
8.
Defective Power Relay 10CR2.
Check Relay. Replace if defective.
9.
Loose or broken wire #09 from Lift/Off/Drive Select
switch S3 to Base terminal block TB-1.
Check continuity. Replace if defective.
10.
Open diode D09 (when in lift only).
Check diode. Replace if defective.
11.
Open diode D44 (when in drive only).
Check diode. Replace if defective.
12.
Loose or broken wire #35A from Base terminal block
TB-1 to Throttle Enable Relay 35ACR.
Check continuity. Replace if defective.
13.
Loose or broken wire #2A from Power Relay 10CR2 to
Power Relay 10CR1.
Check continuity. Replace if defective.
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