ASI 1044 Panduan Pengoperasian dan Servis - Halaman 17
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5.1
Basic Troubleshooting Guide
The following information is not intended to isolate every problem that could arise with the dental system. It is, however,
designed to help you quickly identify problems that can be repaired without any special equipment or training.
5.2
Troubleshooting the Delivery Unit
If the system is maintained and given proper care, it will provide reliable service. If something does go wrong, the information
contained herein explains what can be done prior to physically removing the unit for extensive repair. If this information does
not identify and correct the problem, more detailed information is available in sections covering the individual components.
Problem
Audible air leak from inside the control
panel
Water leakage from within control
panel
Air bubbles in the coolant water and
syringe water flow
Reduced or no flow of air or water
5.3
Troubleshooting the Closed Water System
Problem
No Air Pressure
5.4
Troubleshooting the Air Water Syringe
Problem
Valve cartridge leaks water.
Valve cartridge button sticks.
Nozzle tube connection leaks water/air.
Clogged nozzle tube
Spray mist occurs when depressing air
valve immediately following water valve
depression.
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Possible Cause
Loose fitting or tubing
Loose fitting or hole in tubing
Low water level in clean water container Refill container.
Leak in water relay valve
Loose fitting
Blocked or pinched tubing
Possible Cause
Switch not on
Faulty air regulator
Possible Cause
Worn O-rings
Debris build up
Worn O-rings
Worn valve spring
Loose connection
Worn O-rings
Debris from delivery system tubing or
sterilization deposits
Worn nozzle assembly O-rings
m
anual
Correction
Open the cover. To find the leak, apply
a soapy solution to connections. When
leak is found, tighten or replace leaking
components.
Apply water pressure, complete a visual
check for leak. Tighten or replace
leaking components.
Replace valve.
Check all water fastener connections
and tighten if necessary.
Make sure tubing is not pinched. If
tubes are not pinched, inspect for
blockage.
Correction
Turn Air Pressure to On
Replace in-line regulator
Correction
Replace O-rings or valve assembly.
Clean module cavity and valve
cartridge assembly.
Replace O-rings.
Replace spring.
Check connections.
Replace O-rings.
Run cleaning wire through nozzle tube
and ultrasonically clean.
Replace O-rings.
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