ultracomfort Leisure UC211, Service Manual

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REVA_040412
5
General Trouble Shooting
Problem: 1
Chair is in the lift position and will not descend, or chair is in the recline position and will not lift.
Solution:
If the chair is stuck in the lift position, press the down button; if the chair is stuck in the recline
position, press the up button. While pressing the appropriate button, listen to hear if the motor is
running.
Ensure LED lights are on. (Refer to “Trouble Shooting with
SMART TEK ” on page 19).
Problem 2
If you don’t hear the motor running, follow these steps.
A) Check to see if the chair is securely plugged in.
B) See if the outlet is activated by a wall switch.
C) Try plugging the chair into a different outlet. (Sometimes the socket is worn and will not
handle the amps needed for operation.)
D) Check wiring on both power cord for motor and switch cord for breakage or fraying.
E) Plug the new hand control into motor or into extension and try for chair response.
F) If still no response, see “Trouble Shooting with
SMART TEK ” on page 19.
Problem 3
If you hear the motor running, but the chair won’t move or partially moves, check for the following:
A) Inspect lift frame for possible breakage.
B) Inspect push tube or gear casing for breakage.
C) Gears may be stripped in gear casing in motor assembly.
D) Push tube may be stripped or the fork head may be broken.
Tools Required:
The following tools are needed to service Ultra Comfort lift chairs.
• # 8, 9 or 10 flat head screw driver
• P2 & P3 Phillips head screw driver
• T30 torx bit
• Wired or wireless drill Note: Driver bits can be used to speed up the repair process.
• Chair stand
• Spare hair pins
• Zip ties
• 7/16 box head wrench
• 3/8 box head wrench
• 1/2 box head wrench
• Needle nose pliers
• Volt meter
• Clippers or scissors
• Retracto knife
• Spare rags
• Large vice grip
• White lithium grease and Zep 2000
If servicing a lift chair with the StellarComfort mechanism, you will also need:
• 7/16 & 3/8 ratchet wrench
• 5/32 Allen wrench