Chapter E - PREVENTIVE MAINTENANCE
E-4 Planmeca Compact i
CHAIR
Technical Manual
7CHAIR
Backrest motor
• Operation check.
• Clean and grease the worm screw.
Emergency switches
• Operation check.
Upholsteries
• Condition check.
• Upholsteries are firmly in place. The screws of the seat upholstery are tightened.
8 SUCTION SYSTEM
Suction tubes
• Open and clean the suction nozzles.
• Tube condition check.
Coarse filter
• Condition check. Replace if needed.
Amalgam collector
• Condition check. Replace if needed.
Microvac II suction system
• Change the middle bottom membrane.
• Change the bottom drain membrane.
• Change the pressure balancing membrane.
• Check the rubber sealing.
Other suction systems
• Refer to the manufacturer’s instructions.
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