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PROBLEM #1 (continued)
1. Chair or lift will not operate (continued).
PROBABLE CAUSE
TESTING PROCEDURE
CORRECTIVE ACTION
14. Automatic
14a. Toggle switch on
14a. Place in
controls not
electrical
"Auto"
functioning.
junction box
position.
should be in the
"Auto" position.
14b. Make sure
14b. If dials are
programming
loose,
dials are not
tighten.
loose on the
potentiometer
shafts.
14c. Remove clear
plastic cover, motor.
and toe board covers.
14d. Power cord from
14d. Plug power
electrical
cords in
junction box and
securely.
cord from
programming
dials should be
securely plugged
into automatic
control board.
14e. Set programming
dials one at a time
at "5," other two at
"0." Use automatic
control switch
to check each motor.
NOTE: If there is no
action, check
automatic
control switch
as follows:
MD0373
A-6