DeWalt D55168 X - Installation; Preparation for Use; Operating Procedures; Maintenance

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MOTOR OVERLOAD PROTECTOR

The motor has a thermal overload protector. If the motor overheats for any reason, the

overload protector will shut off the motor. The motor must be allowed to cool down before

restarting. To restart:

1. Set the Mini-Switch to OFF(0) and unplug unit.

2. Allow the motor tocool.

3. Plug the power cord into the correct branch circuitreceptacle.

4. Set the Mini-Switch to ON(I) position.

INSTALLATION

Assembly

INSTALLING HOSES

WARNING: Risk of unsafe operation. Firmly grasp hose in hand when installing or discon-

necting to prevent hosewhip.

1. Ensure regulated pressure gauge reads 0 psi.

2. Grasp the hose at the quick connect plug and push the plug into the quick connect

body (E). Coupler will snap intoplace.

3. Grasp the hose and pull to ensure coupler isseated.

DISCONNECTING HOSES

WARNING: Risk of unsafe operation. Firmly grasp hose in hand when installing or discon-

necting to prevent hosewhip.

1. Ensure regulated pressure gauge reads 0psi.

2. Pull coupler on quick connect body back to release quick connect plug onhose.

FITTING THE WHEELS (FIG.4)

1. Insert the bolt through the wheel and bracket as shown in Fig.4.

2. Holding the locking nut in place with a wrench, tighten the wheel boltsecurely.

3. Repeat these steps for the oppositewheel.

FITTING THE BUMPERS (FIG.5)

1. Insert threaded bolt through the isolator and thread into the bracket hole as shown in

Fig.5. Tighten the boltsecurely.

2. Repeat these steps for the oppositebumper.

Grounding Instructions (Fig. 2)

WARNING: Risk of Electrical Shock. In the event of a short circuit, grounding reduces the

risk of shock by providing an escape wire for the electric current. This air compressor must

be properlygrounded.

The portable air compressor is equipped with a cord having a grounding wire with an appro-

priate grounding plug.

1. The cord set and plug (M) with this unit contains a grounding pin (L). This plug MUST be

usedwithagroundedoutlet(K).

IMPORTANT: The outlet being used must be installed and grounded in accordance with all

local codes and ordinances.

2. Ensure the outlet being used has the same configuration as the grounded plug. DO NOT

USE ANADAPTER.

3. Inspect the plug and cord before each use. Do not use if there are signs ofdamage.

4. If these grounding instructions are not completely understood, or if in doubt as to

whether the compressor is properly grounded, have the installation checked by a quali-

fiedelectrician.

DANGER: Risk of Electrical Shock. IMPROPER GROUNDING CAN RESULT IN

ELECTRICALSHOCK.

• Donotmodifytheplugprovided.Ifitdoesnotfittheavailableoutlet,acorrectoutlet

should be installed by a qualifiedelectrician.

• RepairstothecordsetorplugMUSTbemadebyaqualifiedelectrician.

Extension Cords

If an extension cord must be used, be sure it is:

 • a3wireextensioncordthathasa3bladegroundingplug,anda3slotreceptaclethat

will accept the plug on the product

 • ingoodcondition

 • nolongerthan50feet(15.2m)

 • 12gauge(AWG)orlarger.(Wiresizeincreasesasgaugenumberdecreases.10AWGand

8AWGmayalsobeused.DONOTUSE14OR16AWG.)

NOTICE: Risk of Property Damage. The use of an undersized extension cord will cause volt-

age to drop resulting in power loss to the motor and overheating. Instead of using an exten-

sion cord, increase the working reach of the air hose by attaching another length of hose to

its end. Attach additional lengths of hose asneeded.

Voltage and Circuit Protection

Refer to the Voltage and Minimum Branch Circuit Requirements under Specifications.

CAUTION: Risk of Overheating. Certain air compressors can be operated on a 15 amp

circuit if the following conditions are met.

• VoltagesupplytocircuitmustcomplywiththeNationalElectricalCode.

• Circuitisnotusedtosupplyanyotherelectricalneeds.

• Extensioncordscomplywithspecifications.

• Circuit is equipped with a 15 amp circuit breaker or 15 amp time delay fuse.

NOTE: If compressor is connected to a circuit protected by fuses, use only time delay

fuses. Time delay fuses should be marked “D” in Canada and “T” in the US.

If any of the above conditions cannot be met, or if operation of the compressor repeatedly

causes interruption of the power, it may be necessary to operate it from a 20 amp circuit. It

is not necessary to change the cordset.

Compatibility

NOTE: Always use an air line filter to remove moisture and oil vapor when sprayingpaint.

Location

Place the air compressor in a clean, dry and well ventilated area at least 12" (30.5 cm) away

fromthewallorotherobstructionsthatwillinterferewiththeflowofair.Keepthecompressor

away from areas that have dirt and/or volatile fumes in the atmosphere. These impurities may

clog the intake filter and valves, causing inefficient operation.

WARNING: The air compressor pump and shroud are designed to allow for proper cool-

ing. The ventilation openings on the compressor are necessary to maintain proper operating

temperature. Do not place rags or other containers on or near theseopenings.

Place the air compressor on a flat surface resting on the rubber feet andwheels.

ELECTRICAL

Refer to all safety instructions before using unit. Observe extension cord safety instructions

if necessary. Always place the switch to the OFF(0) position before removing the plug from

the outlet.

TRANSPORTING (FIG. 3)

Whentransportingthecompressorinavehicle,trailer,etc.,makesurethetankisdrainedand

the unit is secured with straps to prevent tipping. Use care when driving to prevent tipping

the unit over in the vehicle. Damage can occur to the compressor or surrounding items if the

compressor istipped.

LIFTING

Always use two people when lifting and lift from the recommended lift points (N). DO NOT

lift by wheels or shroud.

MOVING

CAUTION: The wheels and handle do not provide adequate clearance, stability, or

support for pulling the unit up and down stairs or steps. The unit must be lifted or

pushed up aramp.

1. Grasp handle of compressor and tilt compressor back to rest onwheels.

WARNING: Risk of Unsafe Operation. Ensure proper footing and use caution when rolling

compressor so that unit does not tip or cause loss ofbalance.

 2.Whenlocationisreachedslowlylowercompressortoground.Always store compres-

sor in a vertical position resting on the rubber bumpers andwheels.

PREPARATION FOR USE

WARNING: Do not operate this unit until you read this instruction manual for safety,

operation and maintenanceinstructions.

Pre-Start Checklist (Fig. 1)

1. Ensure the Mini-Switch (A) is in the OFF(0) position.

2. Plug the power cord into the correct branch circuit receptacle. See Voltage and Circuit

Protection underInstallation.

3. Ensure air tank is drained, see Draining Air Tank under Maintenance.

4. Ensure the drain valve (H) is closed.

5. Ensure safety valve (G) is functioning properly, see Checking Safety Valve

underMaintenance.

6. Pull the regulator knob (D) out and turn counterclockwise until fully closed. Ensure regu-

lated pressure gauge reads 0 psi. Push knob in to lock in place.

7. Attach hose and accessories. NOTE: Always use a minimum 3/8" (9.5 mm) or greater air

hose rated at 300 psi.

WARNING: Risk of unsafe operation. Firmly grasp air hose in hand when installing or dis-

connecting to prevent hosewhip.

WARNING: Risk of unsafe operation. Do not use damaged or wornaccessories.

WARNING: Risk of Bursting. Too much air pressure causes a hazardous risk of bursting.

Check the manufacturer’s maximum pressure rating for air tools and accessories. The regula-

tor outlet pressure must never exceed the maximum pressure rating.

OPERATING PROCEDURES

Start-up (Fig. 1)

1. Follow Pre-Start Checklist under Preparation forUse.

2. Move the Mini-switch to the ON(I) position and allow tank pressure to build. Motor will

stop when tank pressure reaches cut-outpressure.

NOTICE: Risk of Property Damage. Compressed air from the unit may contain wa ter conden-

sation and oil mist. Do not spray un fil tered air at an item that could be damaged by moisture.

Some air op er ated tools or de vic es may require filtered air. Read the in struc tions for the air

tool ordevice.

 3.Adjustregulator(D)todesiredsetting.SeeRegulator underFeatures.

Shut-down (Fig. 1)

1. Move Mini-Switch (A) to the OFF(0) position.

NOTE: If finished using compressor, follow Steps 2–6.

NOTE: Whentheunithasbeenturnedoff,itisnormaltohearashorthissofairbeingreleased.

NOTE: Unplug unit when not inuse.

2. Pull the regulator knob (D) out and turn counterclockwise until fully closed. Ensure regu-

lated pressure gauge reads 0 psi. Push knob in to lock in place.

3. Remove hose andaccessory.

WARNING: Risk of unsafe operation. Firmly grasp air hose in hand when installing or dis-

connecting to prevent hosewhip.

4. Drain the air tank, see Draining Air Tank under Maintenance. Ensure air tank pressure

gauge reads 0psi.

WARNING: Risk of bursting. Drain air tank daily. Water will condense in air tank. If not

drained, water will corrode and weaken the air tank causing a risk of air tankrupture.

5. Allow the compressor to cooldown.

 6.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. Ensure Mini-Switch is in the OFF(0) position.

2. Remove air compressor plug fromoutlet.

3. Drain airtank.

4. Allow air compressor to cool down before startingservice.

NOTE: All compressed air systems contain maintenance parts (e.g., 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 reas-

semblyeasier.

NOTE: Any service operations not included in this section should be performed by a DeWALT

factory service center or a DeWALT authorized servicecenter.

Maintenance Chart

Procedure Daily Weekly See tank

warning label

Check safety valve X

Inspect air filter X

Drain air tank X

Check for unusual noise/vibration X

Check for air leaks X

Clean compressor exterior X

Remove tank from service X

1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 toform.

2 - For more information, call 1-833-913-1299

Checking Safety Valve

WARNING: Risk of bursting. If the safety valve does not work properly, over-pressurization

may occur, causing air tank rupture or anexplosion.

WARNING: Risk from flying objects. Always wear certified safety equipment: ANSI Z87.1

eye protection (CAN/CSA Z94.3) with side shields when using thecompressor.

Before starting compressor, pull the ring on the safety valve to make sure that the safety

valve operates freely. NOTE: Ring may be difficult to pull when air tank pressure is at 0 psi.

If the valve is stuck or does not operate smoothly, it must be replaced with the same type

of valve.

Draining Air Tank (Fig. 1)

WARNING: Risk of unsafe operation. Risk from noise. Air tanks contain high pres-

sure air. Keep face and other body parts away from outlet of drain. Use eye protection

[ANSI Z87.1 (CAN/CSA Z94.3)] when draining as debris can be kicked up into face.

WARNING: Risk from noise. Always wear proper hearing protection during use. Under

some conditions and duration of use, noise from this product may contribute to hearingloss.

NOTE: All compressed air systems generate condensate that accumulates in any drain point

(e.g. tanks, filter, aftercoolers, dryers). This condensate contains lubricating oil and/or sub-

stances which may be regulated and must be disposed of in accordance with local, state,

and federal laws andregulations.

WARNING: Risk of bursting. Drain air tank daily. Water will condense in air tank. If not

drained, water will corrode and weaken the air tank causing a risk of air tankrupture.

NOTICE: Risk of Property Damage. Drain water from air tank may contain oil and rust, which

can causestains.

1. Ensure Mini-Switch is in the OFF(0) position.

2. Place a suitable container under the drain valve (H) to catchdischarge.

3. Grasp lever on drainvalve.

4. Slowly rotate lever to gradually bleed air from airtank.

 5.Whenairtankpressuregaugereads10psi,rotatevalvetothefullyopenposition.

6. Close drain valve whenfinished.

Checking Air Filter Element (Fig. 1)

WARNING: Hot surfaces. Risk of burn. Outlet tube, pump head, and surrounding parts are

very hot, do not touch. Allow compressor to cool prior to servicing.

1. Ensure Mini-Switch is in the OFF(0) position.

2. Allow unit tocool.

3. Remove filter cover (J) from base.

4. Remove element from filter base.

5. Place new element back in filter base. Purchase replacement parts from your local dealer

or authorized service center. Always use identical replacement parts.

6. Snap filter cover to filter base.

NOTICE: Risk of unsafe operation. Do not operate without air inlet filter

Accessories

WARNING: The use of any other accessory not recommended for use with this tool

could be hazardous. Use only accessories rated equal to or higher than the rating of the

aircompressor.

Recommended accessories for use with your tool are available for purchase from your local

dealer or authorized service center. If you need assistance in locating any accessory for your

tool, please contact D

WALT Industrial Tool Co., 701 East Joppa Road, Towson, MD 21286,

call18004DeWALT(18004339258)orvisitourwebsitewww.dewalt.com.

Service Information

Please have the following information available for all service calls:

Model Number _____________________ Serial Number ________________________________

Date and Place of Purchase _______________________________________________________

Repairs

ToassureproductSAFETYandRELIABILITY,repairs,maintenanceandadjustmentshould

be performed by a D

WALT factory service center, a D

WALT authorized service center or

other qualified service personnel. Always use identical replacementparts.

Full One Year Warranty

DeWALT heavydutyindustrialtoolsarewarrantedforoneyearfromdateofpurchase.We

will repair, without charge, any defects due to faulty materials or workmanship. For warranty

repair information, call 1-833-913

1299. This warranty does not apply to accessories or

damage caused where repairs have been made or attempted by others. This warranty

gives you specific legal rights and you may have other rights which vary in certain states

orprovinces.

LATIN AMERICA: This warranty does not apply to products sold in Latin America. For

products sold in Latin America, see country specific warranty information contained either in

the packaging, call the local company or see website for warrantyinformation.

FREE WARNING LABEL REPLACEMENT (Fig. 6): If your warning labels become illegible

or are missing, call 1-833-913

1299 for a freereplacement.

GLOSSARY

CFM: Cubic feet perminute.

SCFM: Standard cubic feet per minute; a unit of measure of air delivery.

PSI: Pounds per square inch; a unit of measure ofpressure.

kPa (kilopascal): Metric pressure measurement. 1 kilopascal equal 1000 pascals.

Code Certification: Products that bear one or more of the following marks: UL

, CUL,

CULUS, ETL

, CETL, CETLUS, have been evaluated by OSHA certified independent safety

laboratories and meet the applicable Standards forSafety.

*UL

is a registered trademark of Underwriters Laboratories and ETL

is a registered

trademark of Electrical TestingLaboratories.

FIG. 1

FIG. 2

FIG. 3

DRAIN TANK DA ILY

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FIG. 4

FIG. 5