22
Test Procedures
ELECTRICAL SYSTEM AND TESTING:
ELECTRIC VEHICLES
12. The multimeter should indicate zero volts when the accelerator pedal is not pressed.
13. If any other reading is obtained, check the following items:
– Continuity of the wires in the wire harness.
– Onboard computer for proper operation.
See Onboard Computer Gray Wire and Fuse on page 22-29.
– Tow/Run switch for proper operation.
See Tow/Run Switch on page 22-16.
– Key switch and MCOR limit switch for proper operation.
See Key Switch and MCOR Limit Switch Circuit
– Ensure that the pedal group is adjusted correctly.
See Accelerator and Brake Pedal Group Section.
TEST PROCEDURE 14 – Pin 19
See General Warning on page 1-1.
Pin 19 in the 24-pin connector provides a connection point for the reverse buzzer to the speed controller.
1.
Disconnect the batteries and discharge the controller.
See Disconnecting the Batteries – Electric Vehicles,
2.
Place chocks at the front wheels and lift the rear of the vehicle with a chain hoist or floor jack. Position jack stands
under the frame crossmember between the spring mount and side stringer, just forward of each rear wheel.
See
WARNING “Lift only one end...” in General Warning on page 1-1.
3.
Disconnect the 24-pin connector at the speed controller.
4.
Place a jumper wire with an alligator clip between the B– terminal of the speed controller (use alligator clip
for this connection) and pin 19 (orange/white wire) of the 24-pin connector
.
See
following CAUTION.
CAUTION
• Do not fully insert probes into the 24-pin plug. Doing so can result in a poor connection.
5.
Place the Tow/Run switch in the TOW position and connect the battery cables, positive (+) cable first.
Connecting the Batteries – Electric Vehicles, Section 1, Page 1-4.
6.
Place the Tow/Run switch in the RUN position.
7.
The reverse buzzer should sound when the Tow/Run switch is in the RUN position.
8.
If any other activity is observed, check the following items:
– Continuity of the wires in the wire harness
– Reverse buzzer for proper operation.
See Reverse Buzzer on page 22-34.
– Tow/Run switch for proper operation.
See Tow/Run Switch on page 22-16.
Page 22-24
2007-2009 Turf 252, Carryall 252 and XRT 900 Maintenance and Service Manual
Содержание CARRYALL 252 2007
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