Wheel System, Traction
159
Service Manual – Condor
™
EcoFlex
™
, BR 1100/1300 EcoFlex
™
Potentiometer Removal and Testing
Warning! Turn the key switch off and disconnect the battery pack by pushing in the
emergency-stop/battery disconnect red lever.
Engage the machine parking brake and block both rear wheels so machine can’t roll.
Potentiometer Removal
1
Remove the five
Screws
holding the
drive pedal mount
assembly to the
chassis, then carefully
lift the pedal assembly
up and lay it on its
side
2 Observe the three
wires connected
to the drive pedal
Potentiometer
(pot),
and also the single
GRN/YEL throttle
Ground Wire
Note the
correct wire colors
and their terminal
connections for
reassembly
3 Disconnect the wiring
and remove the pedal
mount assembly from
the machine
4 Remove the
Link Rod
from the
Pedal
Be
careful not to lose
the link rod
Mounting
Hardware
items
5 Loosen the
Nut
and
Screw
at the drive pedal
Throttle Lever
, then pry the
Throttle Lever
off of the end of the
Potentiometer
shaft
6 Remove the
Potentiometer
from the
Mount Housing
Potentiometer Testing
Note:
The pot doesn’t have to be removed from the housing to test.
1 Test the
Potentiometer
using an ohmmeter (the pot specification is 5K Ohms).
2 Connect the meter leads to each of the outside connections on the
Potentiometer
The meter should read
approximately 5000 Ohms (plus or minus 500 Ohms)
Front
Pedal
Screw (5)
Potentiometer
Ground
Wire
Link
Rod
Mounting
Hardware
Nut
Screw
Throttle
Lever
Mount
Housing