Belmont Clair Troubleshooting

Belmont Clair Troubleshooting

Dental chair

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Troubleshooting
In the case of a trouble, please see troubleshooting below, so it may help you to solve the problem or to find
the solutions. The troubleshooting described speculates on various problems. If the problems or symptoms
are not listed here, please contact Takara Belmont.
CAUTION:
Please make sure disconnect power supply line before repair or replace defective parts. If not, it may cause
injury from electrical shock. Special care must be taken when repairing the chair motor, capacitor, solenoid
valve and power supply cable which parts are operated with high voltage.
High voltage parts
* Unit in j-box : power cable, power switch, fuse, air switch, terminal block, transformer, Noise filter,
900LED Power supply PCB.
* Chair : Motor, capacitor, solenoid valve, power cable, chair PCB (input voltage).
In the case of the repair of the chair hydraulic circuit. Make sure that the hydraulic circuit is not pressurized
before removing the hydraulic parts such as motor, solenoid valve and cylinder.
Remove the chair to lowest end and fully reclined position for unpressurized chair position by "LIMIT
MODE".
Book No. 1E05K1A0
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Summary of Contents for Belmont Clair

  • Page 1 Clair Chair Troubleshooting Troubleshooting List of Clair Chair PCB Setup Procedures In the case of a trouble, please see troubleshooting below, so it may help you to solve the problem or to find the solutions. The troubleshooting described speculates on various problems. If the problems or symptoms are not listed here, please contact Takara Belmont.
  • Page 2 Clair Chair Troubleshooting Symptom Check Point Possible Cause Solution Defective Part Error sounds continuously as " Do ... Do... Do... " > Defective or damaged of Re-tighten set screw of seat potentiometer or replace seat seat potentiometer or harness potentiometer assembly Error sounds continuously as "...
  • Page 3 P1 or P2 switch even (Extension position) and rollup position. This setting can be changed to Check power headrest position (Extension position) position and rollup position refer to [List of Clair Chair PCB. backrest is full reclined position interlocking after initial setting.
  • Page 4 Clair Chair Troubleshooting Symptom Check Point Possible Cause Solution Defective Part Chair movement stops when low pressure hose of Defective O-ring of inside cylinder (There are two O-rings inside of cylinder cylinder is pinched (clamp) with tools such as long Replace O-ring or cylinder assy.
  • Page 5 List of Clair Chair PCB. Setup Procedures 1. The work should be performed in order from Step 1 with the slide SW set to the position stated. The "□" symbol shows the SW on the PCB. 2. Statement such as P1⇒BeeP means that the switch P1 is pressed and held until the buzzer sounds.

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