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歯科医療機器 ASI 2045のPDF 操作・サービスマニュアルをオンラインで閲覧またはダウンロードできます。ASI 2045 20 ページ。 Dental operative unit classic assistant’s cart

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5.0 tRouBleShootinG

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.

Rev.A

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dvanced

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

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.