Gast DOA UL60601-1 User Manual

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ISO 9001 & 14001 CERTIFIED

®Registered Trademark/™Trademark of Gast Manu facturing Inc., Copyright © 2002 Gast Manufacturing Inc. All Rights Reserved.

PART NO. 70-3006 G444PL (Rev. B)

OIL-LESS DIAPHRAGM

VACUUM PUMPS & COMPRESSORS

RECOGNIZED TO UL60601-1 REQUIREMENTS

FOR MEDICAL AND DENTAL APPLICATIONS

OPERATION & MAINTENANCE MANUAL

Model DOL (DOA) For Medical & Dental

Thank you for purchasing this Gast product. It is manufactured to the highest standards

using quality materials. Please follow all recommended maintenance, operational

and safety instructions and you will receive years of trouble free service.

WARNING

PLEASE READ THIS MANUAL COMPLETELY BEFORE INSTALLING AND USING

THIS PRODUCT. SAVE THIS MANUAL FOR FUTURE REFERENCE AND

KEEP IN THE VICINITY OF THE PRODUCT

Product Use, Criteria, and Purpose:

• Pump can be used as compressor or vacuum.

• Max permissible working pressure is limited to 60 PSI.

• Max vacuum 26 IN.-Hg.

• Pump is class I type (B) equipment.

• Pump not suitable for use in the presence of a flammable
anesthetic mixture with air, oxygen or nitrous oxide.

• Pump is provided with hospital grade cord and plug.

• Pump only clean, dry air.

• Protect unit from dirt & moisture.

• This pump is oil-less and requires NO lubrication.

• Degree of protection against the ingress of water
(IPXO).

• Pump was not tested for (EMC) Elecro-magnetic
compatability.

Electrical Specifications:

• External fast acting fuse, quantity 2 (3.15 AMP) for
115VAC. DOL (DOA)-MXXXX-AA rated amp 4.2.

• External fast acting fuse, quantity 2 (2.0 AMP) for
230VAC. DOL (DOA)-MXXXX-BN rated amp 2.2.

Transportation/Storage Conditions:

• Temperature range -28.5oC / -20oF to 50oC / 122oF.

• Relative humidity 10% to 90% (non-condensing).

• Barometric pressure minimum of 49K Pascal.

Packaging:

Unit is set in 3 cardboard die-cuts to fit sides and bottom
of unit. Unit is then saran wrapped and placed in
cardboard box. Two cardboard spacers are put on
each side after placed in box and then box is sealed
shut.

2300 Highway M139 • Benton Harbor, MI 49022 • 269-926-6171

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Technical Description

c

Models DOA/DOL are diaphragm type pumps and
operated by single phase, shaded pole AC voltage
motors.

Used in the medical and dental fields, they can be used
as vacuum or pressure - ONLY PUMPING AIR. Under
no circumstances can they be used with any other
gases, fluids or substances mixed with air - particularly
combustible substances.

• Use fitting size 1/4” NPT with tubing.

• Pump is packed in protective packaging for
transportation.

• Pump is provided with hospital grade cord and plug.

RECOGNIZED MEDICAL PUMP

lectrical Connection

E

Electrical Shock Hazard

This product must be properly grounded.

Do NOT modify the plug provided. If it will not fit the
outlet, have the proper outlet installed by a qualified
electrician.

IN ACCORDANCE WITH UL 60601-1

AND CAN/CSA C22.2 NO. 601.1

Correct installation is your responsibility. Make sure you
have the proper installation conditions and that
installation clearances do not block air flow.

Blocking air flow over the product in any way can cause
the product to overheat.

Mounting

This product can be installed in any orientation.
Mounting the product to a stable, rigid operating surface
and using shock mounts will reduce noise and vibration.

Plumbing

Remove plugs from the inlet and outlet ports. Connect
with pipe and fittings that are the same size or larger
than the productʼs threaded ports. Be sure to connect
the intake and exhaust plumbing to the correct inlet and
outlet ports. Ports will not support the weight of the

plumbing.

Accessories

Filters and mufflers are supplied with some models.
These should be checked periodically and replaced
when necessary. Please consult your Gast
Distributor/Representative for additional filter
recommendations.

Install relief valves and gauges at inlet or outlet, or both,
to monitor performance. Check valves may be required
to prevent back streaming through the pump.

NOTE: Use the proper size tooling for installing the
accessories.

Check the condition of the power supply wiring.
Do NOT connect this product to wiring that is not in
good condition or is inadequate for the requirements
of this product.
Failure to follow these instructions can result in
death, fire or electrical shock.

OPERATION

Injury Hazard

Install proper safety guards as needed.
Use only recommended air handling parts acceptable
and limiting the pressure to 60 PSI, such as relief
valve and pressure gauge.
Product surfaces become very hot during operation,
allow product surfaces to cool before handling.
Do NOT direct air stream at body. Air stream from
product may contain solid or liquid material that can
result in eye or skin damage, wear proper eye
protection.
Do NOT use in flammable or combustible ambient.
Wear hearing protection. Sound level from motor
may exceed 70 dBA.
Failure to follow these instructions can result in
burns, eye injury or other serious injury.

The pump is not intended for remote, automatic or
unattended use.

It is your responsibility to operate this product at
recommended pressures or vacuum duties and ambient
temperatures. Do not start against a vacuum or
pressure load.

Start Up

If motor fails to start or slows down significantly under
load, shut off and disconnect from power supply. Check
that the voltage is correct for motor or contact Gast
Manufacturing Technical Services.

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