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PROBLEM#2 (continued)
2. Manual control switch for lift fails to raise or lower the chair. (continured)
TESTING PROCEDURE
CORRECTIVE ACTION
PROBABLE CAUSE
(3. continued)
3d.
If there is a
3d.
Replace motor.
reading on both
switch legs, the
motor is faulty.
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PROBLEM #3
3.
Foot control pedal fails to raise or lower chair.
PROBABLE CAUSE
TESTING PROCEDURE
CORRECTIVE ACTION
1. Bent or
1.
Visible
1.
Replace control
broken
inspection.
switch.
lift control
switch.
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PROBLEM #4
4. Lift motor hums when manual control switch, foot control, or automatic switch is
used to raise or lower the chair.
TESTING PROCEDURE
CORRECTIVE ACTION
PROBABLE CAUSE
1. Motor or
1.
Audible test.
1.
Replace motor
capacitor is
and/or
faulty.
capacitor.
MD0373
A-14