User Manual
2
INSTALLATION:
WARNING!ElectricalShockHazard.Disconnectelectricalpoweratthe
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 instruc-
tionscanresultindeath,fireorelectricalshock.
Correct installation is the responsibility of installer. Make sure of proper installation condi-
tionsandthatclearancesdonotblockairflow.
WARNING! Blockingairflowovertheproductinanywaycancauseproductto
overheat.
MOUNTING:
Compressor may be installed in any orientation. Mounting the product to a stable, rigid 
operating surface and using shock mounts will reduce noise and vibration.
PLUMBING:
RemoveplugsfromtheINandOUTports.Connectwithpipeandfittingsthatarethe
same size or larger than threaded ports. Be sure to connect the intake and exhaust 
plumbing to the correct inlet and outlet ports. Ports will not support plumbing.
ACCESSORIES:
Thecompressor’sexternalintakewillprovideadequatefiltrationinmostapplications.
Checkfiltersperiodicallyandreplacewhennecessary.Avoidexcessivelydustylocations.
Install relief valves and gauges at inlet, outlet or both, to monitor performance. Check 
valvesmayberequiredtopreventbackflowthroughpump.
MOTOR CONTROL:
It is your responsibility to contact a qualied electrician and assure that the electri-
cal installation is adequate and in conformance with all national and local codes/
ordinances. The metal capacitor must be grounded.
The wiring diagram supplied with the compressor provides required electrical information. 
Check that power source is correct to properly operate the dual-voltage motors.
ELECTRICAL:
WARNING! Electrical Shock Hazard. This product must be properly 
grounded.Donotmodifytheplugprovided.Ifitwillnotfittheoutlet,have
theproperoutletinstalledbyaqualifiedelectrician.Ifrepairorreplacementofthecordor
plugisnecessary,donotconnectthegroundingwiretoeitherflatbladeterminal.Check
theconditionofthepowersupplywiring.Donotpermanentlyconnectthisproductto
wiring that is not in good condition or is inadequate for the requirements of this product. 
Failuretofollowtheseinstructionscanresultindeath,fireorelectricalshock.
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 
groundedoutlet.Donotuseadapter.Seediagramatright.
In the event of an electrical short circuit, grounding re-
duces the risk of electric shock by providing an escape 
wire for the electric current. This compressor may be 
Grounded Plug
Grounding Pin
Grounded Outlet
120-volt grounded connectors
shown. 220/240-volt grounded
connectors will differ in shape.










