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TB-1016-A

Troubleshooting Possible Problems in Operation

(cont'd)

CONDITION

CAUSE

CORRECTION

Fluid leaking or dripping

from front of gun

Fluid nozzle or fluid needle worn

or damaged.
Foreign matter in fluid nozzle.
Fluid needle spring broken.

Wrong size fluid needle or

fluid nozzle.

Replace fluid nozzle and fluid needle.

Clean.
Replace.
Replace fluid nozzle and fluid needle.

Fluid dripping or leaking

from bottom of cup

Cup loose on gun.

Tighten

Cup threads dirty.

Clean.

Runs and sags

Too much material flow.

Turn fluid adjusting knob clockwise

or switch to smaller fluid nozzle and

fluid needle size.

Material too thin.

Mix properly or apply light coats.

Gun tilted on an angle, or gun motion

too slow.

Hold gun at right angle to work and adapt

to proper gun technique.

Thin, sandy coarse finish

drying before it flows out

Gun too far from surface.

Check distance. Normally approx.

150–200 mm (6–8").

Too much air pressure.

Reduce air pressure and check

spray pattern.

Improper thinner being used.

Follow paint manufacturer’s mixing

instructions.

Thick, dimpled finish

“orange peel”

Gun too close to surface.

Check distance. Normally approx.

150–200 mm (6–8"). Too much material

coarsely atomised.

Air pressure too low.

Increase air pressure or reduce

fluid flow.

Improper thinner being used.

Follow paint manufacturer’s mixing

instructions.

Material not properly mixed.

Follow paint manufacturer’s mixing

instructions.

Surface rough, oily, dirty.

Properly clean and prepare.

Accessories

HAV-512

Adjusting Valve

Use to control air

usage at gun.

702576

TEKNA 900cc

Aluminum Cup

Joins any single

piece DeVilbiss

air cap with latest

version MBC-368,

M S A - 1 o r G T I -

3 retaining rings.

Helps prevent parts

loss and provides

easier assembly.

JGA-156-K10

191972

Spring Clips

Easy to use and clean

design.

40-128

Twin Cartridge,

Paint Spray

Respirator

NIOSH-Certified

(TC84A-1623) for respira-

tory protection in atmos-

pheres not immediately

dangerous to life.

GH-505 Gun

Holder

Gun holders are

made to hold stan-

dard paint cups, grav-

ity feed guns and

cups, and paint filters.

702738 HVLP #202
702739 HVLP #909

Air Cap Test Kit

The purpose of this test

kit is to measure air cap

atomizing air pressure at

the center air port of the air

cap. Used to confirm code

compliance and as a daily

quality control measure.

702740 TEKNA Wrench

Spray Gun Lube

SSL-10 (2 oz. bottle)

Compatible with

all paint materi-

als; contains no

silicone or petro-

leum distillates to

contaminate paint.

MSDS Sheet avail-

able upon request.

Automotive Refinish Quick Connects

For HVLP Guns (Air)

High Flow Type.

HC-4720 Coupler

1/4" NPT(F)

HC-1166 Stem

1/4" NPT(M)

HC-4419 Stem

1/4" NPT(F)

HC-4719 Coupler

1/4" NPT(M) /NPS(M)

192212 Professional

Spray Gun

Cleaning Kit

Contains six preci-

sion tools designed

to effectively clean

all DeVilbiss, Binks,

Finishline and other

brand spray guns.

192219

Gun Holder

192218 Scrubs

Hand Cleaner Towels

Scrubs

are a pre-

moistened hand cleaner

towel for painters, body

men and mechanics that

go where you go and no

water is needed.

Gun holder made

to hold guns with

gravity cups.

HAF-507 Whirlwind™

In-Line Air Filter

Removes water, oil,

and debris from the

air line.

For maintenance use.

HAV-555
DeVilbiss

Air Adjusting Valve

with Gauge

Use to precisely set

air pressure to gun.

14 mm

10 mm

Содержание 702736

Страница 1: ...TB 1016 A Replaces TB 1016 Technical Bulletin Professional Gravity Feed Spraygun Gun Repair Kit No 702736 askus devilbissar com 800 445 3988 www autorefinishdevilbiss com ...

Страница 2: ...0 E Chart 1 Air Caps 11 Chart 2 Fluid Nozzles Fluid Needles F Exploded View and Parts List 12 Troubleshooting Possible Problems in Operation 13 14 Accessories 14 Warranty 15 NOTE When used with the HVLP cap this gun can be used any where both in mandated HVLP and unregulated areas When used with the High Efficiency cap this gun can be used in unregulated areas and certain approved regulated areas ...

Страница 3: ...ficiency by limiting air cap pressure to 0 7 bar 10 psi complies with rules issued by SCAQMD and other air quality authorities HVLP models will produce approximately 0 7 bar 10 psi air cap pressure at 1 8 bar 26 psi gun inlet pressure with the trigger pulled HVLP air cap 202 is designed for optimum basecoat applications HVLP air cap 909 is designed for optimum clear coat applications Two air cap t...

Страница 4: ...y clean design aluminum cup or screw on lid w vent acetal Cup 17 Air Valve design offers low pull force low pressure drop 18 Gun acceptable for waterborne and solvent borne applications Materials of Construction Gun Body Anodized aluminium Air Cap Nickel plated brass Fluid Nozzle Fluid Needle Fluid Inlet Trigger Stud Stainless steel Air Separator Air Cap Retaining Ring Knobs Anodized aluminium Spr...

Страница 5: ...y be used with these solvents However aluminium is widely used in other spray application equipment such as material pumps regulators valves and cups Check all equipment items before use and make sure they can also be used safely with these solvents Read the label or data sheet for the material you intend to spray If in doubt as to whether or not a coating or cleaning material is compatible contac...

Страница 6: ...ssure 9 If finish is too wet reduce fluid flow by turning fluid adjusting knob 18 clockwise If atomisation is too coarse increase inlet air pressure If too fine reduce inlet pressure 10 The pattern size can be reduced by turning spreader valve adjusting knob 23 clockwise 11 Hold gun perpendicular to surface being sprayed Arcing or tilting may result in uneven coating 12 The recommended spray dista...

Страница 7: ...R VALVE BODY AS THIS MAY DAMAGE THE CAGE See picture 7 7 7 CLEAN a Remove all paint build up See picture 7 8 b The 4 poppet holes must be clear See picture 7 9 c Stem must be free to float in poppet See picture 7 10 d Stem must slide through cage bore with slight resistance due to seal e Rear seal must look clean and in position in the bore See picture 7 6 f If any of the above cannot be rectified...

Страница 8: ... a soft brush 7 Place new rear seal onto service tool grooves must fit in service tool form See picture 8 8 8 Push rear seal firmly into hole up to shoulder using service tool See picture 8 9 9 Insert new spring ensuring the end with the plastic bearing pad goes in first See picture 8 5 10 Insert air valve assembly into gun and carefully feed through the rear seal and over the spring See picture 8...

Страница 9: ...ng nut fully using a straight blade screwdriver Don t over tighten See picture 9 6 10 Reinstall fluid needle needle spring spring pad and fluid adjusting knob See pictures 9 5 9 4 9 3 A drop or two of lubricant on parts assures smooth operation 11 Reinstall trigger See pictures 9 2 9 1 A drop of lubricant assures smooth operation 12 Trigger gun fully and screw in fluid adjusting knob until it stop...

Страница 10: ...e 10 10 8 Reinstall the air separator making sure the pin is engaged into the hole in the gun body Reinstall the fluid nozzle and torque the fluid nozzle to 18 20 nm 13 15 ft lbs Don t over torque the fluid nozzle A drop or two of lubricant on the fluid nozzle threads and air separator threads insures smooth assembly Reinstall the air cap and retaining ring 9 Insert fluid needle all the way into t...

Страница 11: ... other air regulatory agencies requires gun inlet pressure not to exceed 1 5 bar 22 psi with gun fully triggered when the high efficiency cap is used Gun inlet pressure may be adjusted as required to any desired value in areas not requiring EPA compliance NOTE 2 When removing air cap from retaining ring don t remove slip ring 2 or retaining ring seal 5 from retaining ring Damage to the parts may o...

Страница 12: ... Needle Packing 1 27 Packing Spring 1 28 Packing Nut 1 29 Packing Spring Packing Nut Kit 702731 1 30 Air Valve Body 1 31 Air Valve Cage 1 32 Air Valve Poppet 1 33 Air Valve Spring 1 34 Air Valve Spring Pad 1 35 Air Valve Seal Kit of 5 803307 1 36 Air Valve Assembly 702732 1 37 Trigger Stud Screw T20 Star 1 38 Trigger 1 39 Trigger Stud 1 40 Trigger Stud Screw Kit 702733 1 41 Plug 1 42 Air Inlet 702...

Страница 13: ...r fluttering spray Loose or damaged fluid nozzle seat Tighten or replace Loose or broken cup fluid nipple Tighten or replace cup Material level too low Refill Container tipped too far Hold more upright Obstruction in fluid passage Back flush with solvent Loose fluid needle packing nut Tighten Damaged fluid needle packing Replace Unable to get round spray Spreader valve not seating properly Clean o...

Страница 14: ...un 702576 TEKNA 900cc Aluminum Cup Joins any single piece DeVilbiss air cap with latest version MBC 368 MSA 1 or GTI 3 retaining rings Helps prevent parts loss and provides easier assembly JGA 156 K10 191972 Spring Clips Easy to use and clean design 40 128 Twin Cartridge Paint Spray Respirator NIOSH Certified TC84A 1623 for respira tory protection in atmos pheres not immediately dangerous to life ...

Страница 15: ...rvice www devilbiss com DeVilbiss Automotive Refinishing DeVilbiss has authorized distributors throughout the world For equipment parts and service check the Yellow Pages under Automotive Body Shop Equipment and Supplies For technical assistance see listing below U S A Canada Customer Service Office 11360 S Airfield Road Swanton OH 43558 Toll Free Telephone 1 800 445 3988 U S A and Canada only Tol...

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