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Motor Control
It is your responsibility to contact a qualified
electrician and assure that the electrical installation is
adequate and in conformance with all national and local
codes and ordinances.

Correct installation is your responsibility.

Make sure you

have the proper installation conditions and that
installation clearances do not block air flow.

Mounting

This product must be installed on a flat, horizontal
surface.  Mounting the product to a stable, rigid
operating surface and using shock mounts will reduce
noise and vibration.

INSTALLATION

c

Disconnect electrical power at the circuit breaker
or fuse box before installing this product.

Install this product where it will not come into
contact with water or other liquids.

Install this product where it will be weather
protected.

Electrically ground this product.

Failure to follow these instructions can result in
death, fire or electrical shock.

WARNING

Electrical Shock Hazard

Plumbing

Remove plug from the OUT port.  Connect with pipe
and fittings that are the same size or larger than the
product’s port.

Accessories

Install relief valve and gauge at outlet to monitor
performance.  A check valve may be required to prevent
back streaming through the compressor.

WARNING

DANGER

Your safety and the safety of others

is extremely important.

We have provided many important safety messages
in this manual and on your product. Always read
and obey all safety messages.

This is the safety alert symbol. This symbol

alerts you to hazards that can kill or hurt you and
others. The safety alert symbol and the words
“DANGER” and “WARNING” will precede all safety
messages. These words mean:

You will be killed or seriously injured if you don’t
follow instructions.

You can be killed or seriously injured if you don’t
follow instructions.

All safety messages will identify the hazard, tell you
how to reduce the chance of injury, and tell you
what can happen if the safety instructions are not
followed.

2

c

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.

If repair or replacement of the cord or plug is
necessary, do not connect the grounding wire
to either flat blade terminal. The wire with
insulation that is green with or without yellow
stripes is the grounding wire.

Check the condition of the power supply wiring.
Do not permanently 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.

WARNING

Electrical Shock Hazard

ELECTRICAL CONNECTION

Grounded Plug

Grounding Pin

Grounded Outlet

120-volt grounded connectors
shown. 220 / 240-volt grounded
connectors will differ in shape.

DIAGRAM A

Model with a power supply cord:

This product must be grounded.  For either 120-volt or
220/240-volt circuits connect power supply cord
grounding plug to a matching grounded outlet.  Do not
use an adapter.  (See DIAGRAM A)

Содержание DDL30

Страница 1: ...n Consult your Gast Distributor Representative before using at high altitudes IMPORTANT PLEASE READ THIS MANUAL AND SAVE FOR FUTURE REFERENCE 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 www gastmfg com IS...

Страница 2: ...y all safety messages This is the safety alert symbol This symbol alerts you to hazards that can kill or hurt you and others The safety alert symbol and the words DANGER and WARNING will precede all safety messages These words mean You will be killed or seriously injured if you don t follow instructions You can be killed or seriously injured if you don t follow instructions All safety messages wil...

Страница 3: ...by a qualified person Check that supply voltage agrees with that listed on product nameplate WARNING Read and follow all safety instructions To guard against injury basic safety precautions should be observed Precautions for aquarium use 1 If the air pump falls into the water DO NOT reach into the water to retrieve it 2 Carefully examine the appliance after installation It should not be plugged in...

Страница 4: ...n a tank is securely installed before operating it 7 Read and observe all the important notices on the air pump It is your responsibility to Regularly inspect and make necessary repairs to product in order to maintain proper operation Make sure that pressure is released from product before starting maintenance Never add oil to this oil less compressor Cleaning Do Not use kerosene or ANY other comb...

Страница 5: ...repair DIAGRAM E DIAGRAM D DIAPHRAGM MOUNTING BLOCK DIAPHRAGM L TUBE U NUT DIAPHRAGM MOUNTING BLOCK WASHER ROD U NUT CASING BLOCK Service Kit contents vary with compressor models Replacing Head and Diaphragm Assemblies DDL5 SERIES Refer to Diagram C Disassembly 1 Remove hex nuts from cover Refer to Fig 11 2 Remove cover and cover gasket 3 Gently lift out electromagnet and casing block 4 Remove hea...

Страница 6: ...TIVATING ARM 14 SCREW 15 VIBRATION CONTROL RUBBER 16 COIL FRAME 17 U NUT 18 POWER CORD 19 CORD RELIEF 20 CORD STOPPER 21 CENTER PLATE 22 GASKET 23 LOWER HOUSING 24 RUBBER FEET Your model may vary in appearance and configuration However internal components will be similar to those shown Parts shown are for stock models For specific OEM models please consult the factory When corresponding or orderin...

Страница 7: ...MPLIED BY ANY LITERATURE DATA OR PERSON GAST S MAXIMUM LIABILITY UNDER THIS EXCLUSIVE REMEDY SHALL NEVER EXCEED THE COST OF THE SUBJECT PRODUCT AND GAST RESERVES THE RIGHT AT ITS SOLE DISCRETION TO REFUND THE PURCHASE PRICE IN LIEU OF REPAIR OR REPLACEMENT GAST WILL NOT BE RESPONSIBLE OR LIABLE FOR INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND however arising including but not limited to those for...

Страница 8: ...lignment Realign Leaky hose or check valve Replace Dirt or liquid in compressor Inspect and clean Blown or leaking head gasket or tubes Replace TROUBLESHOOTING CHART www gastmfg com ISO 9001 14001 CERTIFIED 8 PART NO 70 1570 F1 210 REV C We have Gast Authorized Repair Facilities throughout the world For the most up to date listing contact one of our sales offices below World Headquarters P O Box 9...

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