Electrical Troubleshooting Guidelines - Toyota 7BPUE15 Service Manual

Toyota Orderpicker Model 7BPUE 15 Service Manual
Electrical
Troubleshooting
Guidelines
Many problems are caused by a faulty or dirty
battery. Make sure the battery is clean. See
"Battery Exterior Cleaning" on page 7-33.
Check the electrolyte level and state of charge.
Jack and block the lift truck whenever a
troubleshooting procedure requires
turning key switch
accidents caused by unexpected lift
truck travel. Opening the Emergency
Lowering Valve will prevent unexpected
Unless otherwise directed, disconnect
the b a ~ e r y connector when you check
electrical circuits or components with an
ohmmeter. Electrical current can damage
the ohmmeter. Discharge residual
charge in the motor controller by
PC PCP
pressing and
simultaneously.
Save time and trouble by looking for
simple causes first.
For information on electrical connector
location and function, see "Electrical
Connector Locator Chart" on page 5- 18.
00700-CL222-05, 1 5 March 2005
ON. This prevents
contactors closed
Section 5. Troubleshooting

Electrical Troubleshooting Guidelines