Sears 921.16471 owner manual Maintenance, Storage

Maintenance

NOTE: Any service procedure not covered in the maintenance schedule should be performed by qualified service personnel.

The air compressor should be turned off, unplugged from the power source, air bled from the tank and allowed time to cool before any maintenance is performed.

Check the safety valve by performing these three steps:

1.Plug the compressor in and run until shut-off pressure is reached.

2.Wearing safety glasses, pull out on the safety valve ring to release pressure from the tank.

3.The safety valve should close automatically at approximately at 40-50 PSI. If the safety valve does not allow air to be released when you pull out on the ring, or does not close automatically, it must be replaced.

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Do not attempt to remove or adjust the safety valve.

			Before	each use
Items to Check/Change
			or daily
Check	Tank	Safety	Valve	X
Overall	Unit	Visual	Check	X
Drain	Tank			X
Check Power Cord for Damage				X

NOTE: The motor will automatically restart without warning if the unit is left plugged in to an outlet with the Auto/Off switch in the on position.

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To ensure efficient operation and longer life of the air compressor unit, a routine maintenance schedule should be followed. The following schedule is geared toward a consumer whose compressor is used in a normal working environ- ment on a daily basis.

From time to time, the air filter needs to be removed and cleaned,

1, Turn the air compressor off,

2, Unplug the air compressor,

3, Turn the air filter cover counterclockwise to remove.

4.Remove air filter from air filter housing.

5.Blow compressed air through the air filter for 10-15 seconds.

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This compressor is equipped with an automatic

reset thermal overload protector which will shut off motor if it becomes overheated. If the thermal

overload protector is actuated, the motor must

be allowed to cool down before start-up is pos- sible.

For more details, see Troubleshooting Guide (page 9),

Storage

For storing the air compressor, be sure to do the 1, Turn the unit off and unplug the power cord

from the receptacle,

2, Remove all air hoses, accessories, and air tools from the air compressor,

3, Perform the daily maintenance schedule,

following:

4.Open the drain valve to bleed all air from the tank. 5, Close the drain valve,

6, Store the air compressor in a clean and dry location,

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