NOTE: For constant run operation or units: after the compressor reaches cut-out pressure the unit will continue to run but will not charge air. A slight air noise may be heard which is the unloading of the air through the pump head. For Stop/Start units: after the compressor reaches cut-out pressure the unit will turn off and a slight air noise will be heard which is the unloading of the head through the pressure switch. If unit does not stop, refer to the Dual Control section in the Common Procedures section.

NOTE: If any unusual noise or vibration is noticed, stop the compressor and refer to the troubleshooting section.

8.Attach hose and accessory.

9.Adjust regulator to desired setting.

SHUT-DOWN

NOTE: Never stop the air compressor by unplugging it from the power source. This could result in damage to the unit.

1. Move the ON/OFF lever to the OFF position.

NOTE: If finished using compressor, follow steps 2 - 7 below.

2.Unplug cord from wall outlet.

3.Turn regulator knob counterclockwise until fully closed. Ensure regulated pressure gage reads 0 PSI.

4.Remove hose and accessory.

5.Drain the air tank(s).

6.Allow the compressor to cool down.

7.Wipe air compressor clean and store in a safe, non freezing area.

Maintenance

The following procedures must be followed when maintenance or service is performed on the air compressor.

1.Turn off air compressor

2.Disconnect cord from electrical outlet

3.Drain tank(s)

4.Allow air compressor to cool down before starting service

NOTE: All compressed air systems contain maintenance parts (e.g. lubricating oil, filters, separators) that are periodically replaced. These used parts may contain, substances that are regulated and must be disposed of in accordance with local, state, and federal laws and regulations.

NOTE: Take note of the positions and locations of parts during disassembly to make reassembly easier.

NOTE: Any service operations not included in this section should be performed by authorized service personnel.

MAINTENANCE CHART

 

Procedure

1 Year or

 

Day Week Month 200 Hrs.

Check pump oil level

X

Oil leak inspection

X

Drain condensation in air tank(s)

X

Check for unusual noise/vibration

X

Check for air leaks*

X

Inspect belt

X

Inspect air filter

X

Clean exterior of compressor

X

Check safety relief valve

X

Check belt adjustment

X

Change pump oil **

X

*To check for air leaks apply a solution of soapy water around joints. While compressor is pumping to pressure and after pressure cuts out look for air bubbles.

**The pump oil must be changed after the first 20 hours of operation. Thereafter, when using DEWALT synthetic oil, change oil every 200 hours of operation or once a year, whichever comes first. In harsh environments, maintenance must be performed on a more accelerated schedule.

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Epson D55170 manual Shut-Down, Maintenance Chart, Procedure, Day Week Month 200 Hrs
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D55170 specifications

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