Belmont Clair - Page 3

Clair Chair Troubleshooting
Defective Part
Symptom Check Point Possible Cause Solution
There is foreign object under the legrest Remove foreign object
Defect safety switch (micro switch) or damage harness Replace micro switch or harness
Defective limit setting Resetting each limit positions
Damage harness between the potentiometer and chair pcb or damage
potentiometer.
Repair harness or replace potentiometer.
There is a continuous buzzer
sounds during limit setting
Check potentiometer Potentiometer fixing position is close to the out of range position.
Re-attach the potentiometer (without continuous buzzer
sound area)
Check potentiometer Loose set screw of potentiometer
Re-tighten set screw of potentiometer to correct position. /
Re-setting of each limit position (refer to chair tech info.)
Chair stops before setting position Stop width of the address data is wider. Set stop width to less side.
Chair stops over the setting position Stop width of the address data is less. Set stop width to wider side.
Legrest does not come out
everything after pressing P1 or
P2 switch
Check backrest angle at P1 or P2 position
Legrest angle (and rollup extension) is automatically controlled by backrest
angle at preset position. Can not adjust legrest angle manually. For detail of
this movement, see operating instruction.
Adjust backrest angle (more reclining position) and
memorized to P1 or P2 position.
Rollup does not come out after
pressing P1 or P2 switch even
backrest is full reclined position
(Power Headrest)
Check power headrest position (Extension position)
There are 2 settings for interlock or not interlock between headrest position
(Extension position) and rollup position. This setting can be changed to
interlocking after initial setting.
(Factory setting is not interlocking)
Switch interlock or not interlock function between pillow
position and rollup position refer to [List of Clair Chair PCB.
Setup Procedures]
Motor pump is keep running Check relay pcb Contact point of relay pcb is welding Replace relay pcb
Chair
Each limit does not work
Check each limit
Stop position differs at preset
movement
Chair does not move (does not
lower)
Safety function is on
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