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Page 7

SKU 90880

The surface to be sprayed should be free of dust, dirt, and grease. In some instances, a
primer coat should be applied before spraying the final coat.

PREPARATION OF PAINT TO BE SPRAYED

Most paints and stains are supplied ready for brush applications. They may need to be
thinned before using in the Spray Gun. Refer to the paint manufacturer’s recommendations
for thinning their product. Test the viscosity of the product before thinning.

1.

Purchase fresh paint and have it mixed thoroughly by machine.

When using lacquer, stir to mix the liquid. When shaken, air bubbles are produced
which may give an uneven spray. If the paint or other fluid is old, it may be necessary
to strain the fluid of all debris and lumps before spraying.

2.

Check the viscosity of the paint using the Viscosity Cup (30).

After mixing the paint, fill the Viscosity Cup (30) up to the brim with paint. Do this over
the paint container. Measure the time it takes for the cup to empty. The time should be
between 15 and 30 seconds for proper operation in the Spray Gun. The table below
gives the recommended (viscosity) times for various types of paints and stains.

Spraying Materials

Recommend Viscosity Time

(in Seconds)

Plastic and latex paint

24 ~ 28

Water based paints

20 ~ 25

Primers

24 ~ 28

Varnishes

20 ~ 25

Oil based paints

18 ~ 22

Enamel paints

18 ~ 22

Aluminum paints

22 ~ 25

Car under-seal

25 ~ 35

Wood sealers

28 ~ 35

Wood preservatives

No thinning required

Wood stains

No thinning required

If the paint takes longer than the recommended time to empty from the Viscosity Cup,
then further thinning is necessary. Mix in a small quantity of the appropriate thinner
and test the viscosity again until the correct viscosity is achieved. If particles or lumps
are present, strain the paint using a disposable strainer (not supplied) until clean.

FILLING THE  CANISTER

1.

Push the Switch Lock (21) to the Off position.

2.

Unscrew the Canister (25) from the Canister Lid (11).

3.

Carefully pull off the Suction Tube (23).

4.

Turn the Spray Gun upside down and apply a few drops of light oil into the two holes
(X and Y) under the Lid (11). This helps keep the Spray Gun parts lubricated and
minimizes clogging. Refer to the photo at the top of page 8.

(30)

Содержание 90880

Страница 1: ...3491 Mission Oaks Blvd Camarillo CA 93011 Visit our Web site at http www harborfreight com Copyright 2003 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools For technical questions and replacement parts please call 1 800 444 3353 90880 ...

Страница 2: ...NG When using tool basic safety precautions should always be followed to re duce the risk of personal injury and damage to equipment Read all instructions before using this tool 1 Keep work area clean Cluttered areas invite injuries 2 Observe work area conditions Do not use machines or power tools in damp or wet locations Don t expose to rain Keep work area well lighted Do not use electrically pow...

Страница 3: ... by a qualified technician Do not use the tool if any switch does not turn On and Off properly 14 Replacement parts and accessories When servicing use only identical replacement parts Use of any other parts will void the warranty Only use accessories intended for use with this tool Approved accessories are available from Harbor Freight Tools 15 Do not operate tool if under the influence of alcohol...

Страница 4: ... that gets too hot can be permanently damaged Never over discharge a battery by using the tool even after tool performance is decreasing Never attempt to discharge a tool s battery by continuing to pull the tool trigger When tool performance begins to diminish stop the tool recharge the battery and use the fresh battery for optimal performance 11 Recharge the battery monthly even if not used 12 Al...

Страница 5: ...age 12 Stop using the Spray Gun if it becomes overly hot allow the tool to cool down before using it again WARNING This product contains lead which is a chemical known to the State of California to cause cancer and birth defects or other reproductive harm California Health Safety Code 25249 5 et seq Unpacking When unpacking check to make sure the following parts are included If any parts are missi...

Страница 6: ...en it is fully charged 5 Unplug the AC Adapter from the electrical outlet Note The operation time of a new battery will ramp up as it is properly used drained and recharged It will take about 5 recharging cycles before the Battery is at maximum effi ciency Caution If two or more batteries are to be charged avoid damaging the Charger by allowing it to cool down between charges Wait for the Battery ...

Страница 7: ... 30 seconds for proper operation in the Spray Gun The table below gives the recommended viscosity times for various types of paints and stains Spraying Materials Recommend Viscosity Time in Seconds Plastic and latex paint 24 28 Water based paints 20 25 Primers 24 28 Varnishes 20 25 Oil based paints 18 22 Enamel paints 18 22 Aluminum paints 22 25 Car under seal 25 35 Wood sealers 28 35 Wood preserv...

Страница 8: ...e photo above 2 Push the Switch Lock 21 to the On position This activates the Trigger Switch 20 3 Hold the Spray Gun horizontally and press the Trigger Switch 20 The Spray Gun should begin spraying It is recommended to spray for two minutes then leave off for three minutes This prevents overheating and lengthens Battery use 4 Adjust the Spray output by pressing the spray adjust Button 15 while spr...

Страница 9: ... refer to the illustrations below Keep the Spray Gun level and perpendicular to the surface being painted Keep the Nozzle 10 to 12 inches from the spraying surface Spray evenly side to side up and down with smooth and even strokes at one speed Spraying at an angle will cause drips Move the Spray Gun using a sweeping arm motion rather than wrist motion Never start or stop spraying while aimed at th...

Страница 10: ...tension securely onto the Cylinder 4 4 Carefully bend the Nozzle Extension into the required position up or down for spraying The Spray Gun should be kept level horizontal during spraying CHANGING THE PISTON ASSEMBLY 1 Push the Switch Lock 21 to the Off position and remove the battery 2 Loosen the Nozzle 1 slightly by turning it counterclockwise and unscrew the Lock Nut 3 3 Pull the Nozzle 1 and P...

Страница 11: ...illustration at bottom left 5 Loosen the Nozzle 1 slightly unscrew the Lock Nut 3 then pull the Nozzle and Piston 7 assembly out of the unit See illustration at bottom left 6 Remove the Nozzle 1 and Lock Nut 3 from the Cylinder 4 Remove Valve 2 from the Cylinder 4 Thoroughly clean these components See illustration bottom center 7 Use the Cleaning Pin accessory to clear the Nozzle 1 and the swirl h...

Страница 12: ...uce spraying volume 3 Check paint viscosity Motor is louder than normal Spray Gun components are not clean or lubricated Disassemble and clean Spray Gun components and lubricate Operating sound not normal 1 Poor output adjustment 2 Not enough paint in the Canister 3 Not diluted properly or not passing through the Suction Tube 4 Battery charge is low 1 Adjust the Spray Control Regulator to reduce s...

Страница 13: ...ustration purposes only and are not available individually as replacement parts PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDEDTHE PARTS DIAGRAM INTHIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER NOR DISTRIBU TOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE O...

Страница 14: ...Page 14 SKU 90880 Assembly Drawing ...

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