24
Motor Controller Output Regulator (MCOR)
ELECTRICAL COMPONENTS: ELEC-
TRIC VEHICLES
MOTOR CONTROLLER OUTPUT REGULATOR (MCOR)
See General Warning on page 1-1.
TESTING THE MCOR
See Test Procedure 4 – MCOR Voltage on page 22-13 and Test Procedure 9 – Key Switch and MCOR Limit
Switch Circuit on page 22-18.
MCOR REMOVAL
1.
Disconnect the batteries and discharge the controller.
See Disconnecting the Batteries – Electric Vehicles,
2.
Place chocks at rear wheels and lift the front of the vehicle with a chain hoist or floor jack. Place jack stands
under the round tube crossmember of the frame to support vehicle.
See WARNING “Lift only one end...” in
3.
Disconnect the two-pin and three-pin connectors (1) from the MCOR (2)
.
4.
Remove the hex-head screws (3) connecting the MCOR to the frame I-beam.
5.
Remove the MCOR from vehicle.
6.
Push the drive bar (4) into the hole in the I-beam to disengage it from the accelerator pivot rod (5).
MCOR INSTALLATION
1.
Insert the splined end of the drive bar (4) through the hole in the passenger-side frame I-beam as shown
.
2.
Position the opposite end of the drive bar so that the accelerator pedal sits between the two pins.
3.
Place the MCOR (2) onto the splined end of the drive bar
.
See following NOTE.
NOTE:
The MCOR is keyed to ensure correct positioning on the drive bar.
4.
Insert the alignment pins on the MCOR into the holes in the I-beam as shown.
5.
Secure the MCOR to the frame I-beam with two hex-head screws (3). Tighten screws to 23 in-lb (2.6 N·m).
6.
Connect the two-pin and three-pin connectors (1) from the wire harness to the MCOR.
7.
Connect the batteries.
See Connecting the Batteries – Electric Vehicles, Section 1, Page 1-4.
Page 24-6
2007-2009 Turf 252, Carryall 252 and XRT 900 Maintenance and Service Manual