Graco GH 533 Instructions-parts List Manual

INSTRUCTIONS-P

This

manual contains

INSTRUCTIONS and WARNINGS.

READ AND RETAIN FOR REFERENCE.

Gas–Powered Supply Pump

ARTS LIST

IMPORTANT

307–615

Rev

Supersedes

GH 533

3000 psi (210

U.S.

Patent Pending

HYDRA–SPRA

bar) MAXIMUM WORKING PRESSURE

Model 231–533, Series B

Sprayer

only

. Has Severe–Duty* Displacement Pump

Model 230–974

Includes RAC

*Severe–duty displacement pumps have an abrasion and corrosion–resistant displacement rod and sleeve. Refer

TABLE OF CONTENTS

Warnings 2. Terms 3 Typical Setup 4 Flushing Operation 8 Maintenance 10 Troubleshooting 11 Service 12 Model Model Technical Accessories Back Warranty Back

Sprayer 231–533, Hose, Swivel, Gun,

, DripLess

to the T

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Installation4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Guidelines6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

230–974 231–533

Data

. . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

 T

ip Guard and SwitchT

echnical Data in manual 307–862.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Parts

. . . . . . . . . . . . . . . . . . . . . . . . .

Parts

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Back Cover

15.

16.

Cover Cover

ip

Y SPRAYER

NOTE: This

is an example of the DANGER label on your sprayer This label is available in other languages, free of charge. See page 20

Spray

painting,

in confined areas can result in fire or explosion.

uids Use

outdoors or in extremely well ventilated areas. Ground

hoses, containers and objects being sprayed.

ment, Avoid

all ignition sources such as

cloths,

open flames

arcs from connecting or disconnecting power cords or turn

rettes,

light switches on and off.

ing Failure

to follow this warning can result in death or serious injury

flushing or cleaning equipment with flammable liq

to order.

static electricity from plastic drop

such as pilot lights, hot objects such as ciga

READ AND UNDERSTAND ALL LABELS AND INSTRUCTION MANUALS BEFORE USE

GRACO

FIRE

AND

EXPLOSION HAZARD

equip

INC.P.O. BOX 1441



SKIN INJECTION

HAZARD

Liquids

MINNEAPOLIS, MN

can be injected into the body by high pressure airless spray

leaks – especially hose leaks.

Keep

body clear of the nozzle. Never stop leaks with any part of the

body.

Drain all pressure before removing parts.A

of gun by always setting safety latch when not spraying.

gering Never spray without a tip guard. In case of accidental skin injection, seek immediate

“Surgical Failure to follow this warning can result in amputation or serious

injury.

reatment”.

void accidental trig

55440–1441

HIGH

OBSER

PRESSURE SPRA

VE ALL W

ARNINGS.

Y CAN CAUSE SERIOUS INJURY. FOR PROFESSIONAL USE ONL

FLUID INJECTION HAZARD

WARNINGS

Read and understand all instruction manuals before operating equipment.

General

This the your ily or age.

NEVER NEVER put hand or fingers over the spray tip. NEVER try to “blow back” paint, this is NOT an air spray system.

ALWA

ALWAYS cleaning or removing the spray tip or servicing any system equipment.

NEVER

Be each

Medical

If any fluid appears to penetrate your skin, get EMERGENCY MEDICAL CARE AT ONCE. DO NOT TREAT AS A SIMPLE CUT.

Note It sible. Do not delay treatment to research toxicity. Toxicity is

a blood stream. Consultation with a plastic surgeon or reconstructive

Spray T

Use extreme caution when cleaning or changing spray tips. If the immediately. ALWAYS follow the Pressure Relief Procedure and

Safety

equipment generates very high fluid pressure. Spray from

gun, leaks or ruptured components can inject fluid through

skin and into your body

injury

, including the need

splashed into the eyes or

point the spray gun at anyone or at any part of the body

YS have the tip guard on the spray gun when spraying.

follow the Pressure Relief Procedure

try to stop or deflect leaks with your hand or body

sure equipment safety devices are operating properly before

use.

Alert––Airless Spray W

ell the doctor exactly what fluid was injected.

to Physician

is important to treat the injury surgically as soon as pos

concern with some exotic coatings injected directly into the

hand surgeon may be advisable

and cause extremely serious bod

for amputation. Also, fluid injected

on the skin can cause serious dam

, below

, before

ounds

Injection in the skin is a traumatic injury

ip Safety

spray tip clogs while spraying, engage the gun safety latch

then remove the spray tip to clean it.

NEVER fully

Spray

Be sure all gun safety devices are operating properly before

each

cause

Safety Latch

Whenever you stop spraying, even for a moment, always set the gun dental

Diffuser

The gun diffuser breaks up spray and reduces the risk of fluid injection regularly. Follow the Pressure Relief Procedure , below . Remove gun the gun. If the fluid emitted stream,

ALWAYS The reduce, but does not prevent, the risk of accidentally placing your

Always

ing to reduce the risk of accidentally triggering the gun if it is dropped

wipe of

relieved and the gun safety latch is engaged.

f build–up around the spray tip until pressure

Gun Safety Devices

use. Do not remove or modify any part of the gun, this can

a malfunction and result in serious bodily injury

gun safety latch in

inoperative. Failure to set the safety latch can result in acci

triggering of the gun.

when the tip is not installed. Check dif

the spray tip. Aim the gun into a metal pail, holding the

firmly to the pail. Using the lowest possible pressure, trigger

replace the dif

ip Guard

have the tip guard

tip guard alerts you to the fluid injection hazard and helps

fingers or any part of your body close to the spray tip.

rigger Guard

have the trigger guard in place on the gun when spray

or bumped.

the closed or “safe” position, making the

is not

fuser immediately

in place on the gun while spraying.

diffused into an irregular

MOVING PARTS HAZARD

Moving

parts parts. the sprayer

checking or servicing the sprayer to prevent it from starting

fore accidentally.

can pinch or amputate your fingers or other body

KEEP CLEAR of moving parts when starting or

. Follow the

Pressure Relief Procedure

fuser operation

operating

, below

, be

Pressure

reduce the risk of serious bodily injury jection, or

injury from moving parts or electric shock, follow this pro cedure any part of tips,

2. Open the bypass valve.



Relief Procedure

splashing fluid or solvent in the eyes or on the skin,

whenever you shut of

the

and whenever you stop spraying.

Engage the gun safety latch.

Depress the engine stop button.

Close the fuel shutof

spray system, install, clean or change spray

f the sprayer

f valve.

1,6

, including fluid in

, check or service



5. Disengage



gun ger

Engage the gun safety latch.

7. Open the pressure drain valve, having a container ready you

If you suspect that the spray tip or hose is completely clogged,

the steps above,

lowing

retaining ally,

then loosen completely

the gun safety latch. Hold a metal part of the

firmly to the side of a

the gun to relieve pressure.

to catch the drainage. Leave the valve open until

are ready to spray again.

or that pressure

nut or hose end coupling to

grounded metal pail, and trig

has not been fully relieved after fol

VER

Y SLOWL

. Now clear the tip or hose.

Y loosen the tip guard

relieve pressure gradu

EQUIPMENT MISUSE HAZARD

General

Misuse zing, or in

fluid injection, splashing on the eyes or skin,

bodily

NEVER alter or modify any part of this equipment, doing so could

CHECK all spray equipment regularly and repair or replace worn

Always ing and respirator as recommended by the fluid and solvent manufacturer.

System

This sprayer can develop

WORKING

accessories exceed system.

Fluid and Solvent Compatibility

BE patible on page 20. Always read the fluid and solvent manufacturer ’s literature

Do logenated hydrocarbon solvents or fluids containing such solvents in this equipment, which contains aluminum and/or zinc parts. the possibility of explosion, which could cause death, serious bodily

Safety

of the equipment or accessories, such as overpressuri

modifying parts, using incompatible chemicals and fluids,

worn or damaged parts,

injury

, or fire, explosion or property damage.

cause it to malfunction.

or damaged parts immediately

wear ear protection, protective

can cause them to rupture and result

Pressure

PRESSURE

used are rated to withstand this pressure. DO NOT

the maximum working pressure of any part used in the

SURE that all

with the wetted parts shown in the

before using them in this sprayer

not use 1,1,1-trichloroethane, methylene chloride, other ha

Such

injury and/or substantial property damage.

fluids and solvents used are chemically com

use could result in a serious chemical reaction, with

3000 psi (195 bar) MAXIMUM

Be sure that all

HOSE SAFETY

High

pressure fluid in the hoses can hose develops a leak, split or rupture due to any kind of wear, damage cause a fluid injection injury or other serious bodily injury or property

All

spring guards help protect the hose from kinks or bends at or close

TIGHTEN pressure sure

NEVER tire movement of the hose couplings. If ist, replace the hose immediately pressure hose or mend it with tape or any other device. A repaired

HANDLE AND ROUTE HOSES CAREFULLY. Do not pull on hoses to move equipment. Keep hoses clear of moving parts and or solvents which are not compatible with the inner tube and cover above

Hose Grounding Continuity

Proper grounded fluid tag on it which specifies the maximum electrical resistance, contact sistance for your hose to check the resistance. If the resistance exceeds the recommended limits, replace it immediately . An ungrounded ardous.

or misuse, the high pressure spray emitted from it

damage.

fluid hoses must have spring guards on both ends!

to the coupling which can result in hose rupture.

all fluid connections securely before each use. High

fluid can dislodge a loose coupling or allow high pres

spray to be emitted from the coupling.

use a damaged hose. Before each use, check the en

hose for cuts,

hose cannot contain the high pressure fluid.

hot surfaces of the pump and gas engine. Do not use

of the hose. DO NOT

180F (82C) or below –40F (–40

hose grounding continuity is essential to maintaining a

spray system. Check the electrical resistance of your

hoses at least once a week. If your hose does not have a

the hose supplier or manufacturer for the maximum re

limits. Use a resistance meter in the appropriate range

or poorly grounded hose can make

Also read

leaks, abrasion, bulging cover

. DO NOT try to recouple high

expose Graco hose to temperatures

FIRE OR EXPLOSION HAZARD.

or other serious

eyewear

be very dangerous. If the

any of these conditions ex

, gloves, cloth

spray equipment and

TECHNICAL DATA

can

The

, or damage or

fluids

C).

your system haz

FIRE OR EXPLOSION HAZARD

Static

electricity is created by the flow of fluid through the pump

and hose. If all spray equipment is not properly grounded,

sparking may occur and the system may become hazardous. Sparking cord. Sparks can ignite fumes from solvents, the fluid being sprayed, dust particles and other flammable substances, whether explosion and serious bodily injury and property damage.

If you experience any static sparking or even a slight shock while Check the entire system for proper grounding. Do not use the system again until the problem has been identified and corrected.

may also occur when plugging or unplugging a power

spraying indoors or outdoors, and

using this equipment, STOP SPRA

can cause a fire or

YING IMMEDIA

Grounding

reduce the risk of static sparking, ground the sprayer and other spray equipment used or located in the spray area. CHECK tions all

Flushing

Reduce the risk of fluid injection injury , static sparking, or

splashing

manual.

your local electrical code for

for your area and type of equipment. BE SURE to ground

of this spray equipment:

Sprayer:

true earth ground. See Fig 1.

Fig

Fluid hoses:

150 ity.

Spray

erly

Object being sprayed:

Fluid supply container:

connect the ground wire and clamp (provided) to

m combined hose length to ensure grounding continu

See

grounded fluid hose and sprayer

use only grounded hoses with a maximum of

Hose Grounding Continuity.

gun:

obtain grounding through connection

according to local code.

All solvent pails used when flushing,

code. Use only metal pails, which are conductive. Do not

the pail on a non–conductive surface, such as

place or

cardboard, which interrupts the grounding continuity

maintain grounding continuity when

pressure

side

, always hold a metal part of the gun firmly to the

of a grounded metal pail, then trigger the gun.

detailed grounding instruc

CLAMP

according to local

flushing or relieving

Safety

by following the flushing procedure

on page 6 of this

GASOLINE ENGINE HAZARDS

NEVER spilled on a hot surface can ignite and cause a fire. AL WAYS pour

NEVER operate the engine in a closed building unless the engine monoxide, a poisonous, odorless and invisible gas which can cause

NEVER alter the throttle setting which is factory set at the maximum this

IMPORTANT

United States Government safety standards have been adopted

standards – particularly the General Standards, Part 1920 and the

fill the fuel tank while the engine is running or hot. Fuel

fuel in slowly to avoid spilling.

exhaust is piped outside. The exhaust contains carbon

serious illness and even death if inhaled.

full load engine speed of 2800 RPM. T

can change the sprayer and will void the warranty

under the Occupational Safety and Health Act. These

Construction Standards, Part

1926 – should be consulted.

TELY.

all

to a prop

paper

ampering with



TERMS

WARNING: Alerts user to avoid or correct conditions

could cause bodily injury

that

CAUTION: Alerts user to avoid or correct conditions

could damage or destroy equipment.

that

INSTALLATION

MOTOR RESET BUTTON

HYDRAULIC MOTOR

PACKING NUT/WET–CUP

NOTE: Identifies

essential procedures

mation.

HYDRAULIC RETURN LINE TO MOTOR

HYDRAULIC SUPPLY LINE TO MOTOR

GASOLINE FILL CAP

or addition infor

HYDRAULIC RESERVOIR

MUFFLER

CHECK VALVE

SUCTION TUBE

SUCTION HOSE

Fig

SETUP

FILTER

STOP BUTTON

HYDRAULIC PUMP

PRESSURE CONTROL KNOB

DISPLACEMENT PUMP

PRESSURE DRAIN VALVE

SPRAY HOSE

SILVER GUN

RAC IV DripLess TIP GUARD

1. Connect the Hose and Gun

Remove the plastic cap plug from and screw an accessory, conductive or grounded nipple.

b. Connect a small diameter

spray hose onto the 1/4 npsm(f) outlet

See Fig 2.

, 3 ft (0.9 m) whip hose between the main hose and a spray gun, if desired, for more flexible gun movement. See Fig

307-615

the outlet tee

c. Don’t

use thread sealant on the swiveling nut of

the

hose couplings, and

don’

t install the spray

tip yet.

NOTE: Use

thread

sealant on all male threads except at swivel unions. Swivel unions are made to self– seal, and using thread sealant prevents the swivel

from turning freely

2. Fill the Packing Nut/W et Cup 1/3 full with Graco Throat

Seal Liquid (TSL), supplied. See 2

SETUP

Check the Hydraulic Oil Level

4. Check

the Engine Oil Level

a. Unscrew the oil fill cap. See Fig 3. The dipstick

attached to the cap.

is full

line on the dipstick.

The oil should be up to the

CAUTION

To prevent damage to the cooling system and hydraulic

pump, use

only

Graco Hydraulic Oil,

part no. 169–236 (5 gal./20 liter) or part no. 207–428 (1 gal/3.8 liter). Other types of hydraulic oil may damage

the hydraulic components.

b. Add oil as needed to the proper level. A

completely full hydraulic system contains about

gallons (20 liters) of oil.

HYDRAULIC OIL FILL CAP

a. Unscrew

attached to the plug.

the oil fill plug. See Fig 4. The

dipstick

b. Without threading the plug into place, check to

be sure the oil is up to the top mark on the dipstick.

c. If oil is needed, see the chart below for the

recommended

Crank case capacity: 2 quarts (1.9 liters)

RECOMMENDED LUBRICA TION OIL:

oil type and weight.

Use a high

quality, detergent oil classified FOR SERVICE SD OR

for regular use and for breaking in a new engine.

GRADE OF OIL CHART

SEASON OR TEMPERA

Spring, Summer

30

F to 0

TURE

, Autumn



GRADE OF OIL

SAE 30

SAE 10W–30

Winter

5. Fill the Fuel Tank

WARNING

Fuel spilled on a hot surface can cause a fire or explosion

and cause

serious bodily injury and prop

erty damage. Always shut off the engine and let it cool before filling the tank, and carefully follow steps

5.a. to 5.c.,

below

, being sure not to spill any

fuel.

Fig 3

GASOLINE FILL CAP

FUEL

SHUTOFF

VALV E

a. Close

the fuel tank valve. See Fig 4.

b. Use only clean, fresh, well-known brands of

unleaded

octane and

c. Remove

regular grade gasoline

. The minimum

requirements are 86 octane in the U.S.A.

96 octane elsewhere.

the fuel fill cap and fill the tank. Be sure

the air vent in the fill cap is not plugged so fuel

flow to the carburetor

can See

Fig 4.

Fuel tank capacity: 1.5 gallons (6 liters)

, then

replace the cap.

e. Gasoline consumption at the maximum oper-

ating speed of 2800 RPM is about 1.3 gallons/

(4.9 liters/hour).

hour

6. Grounding

WARNING

To reduce the risk of static sparking, fire or explosion which can result in serious bodily injury and property damage, always ground the sprayer , all system

components, and the object being sprayed

as instructed under FIRE OR EXPLOSION

HAZARD

on page 3.

Fig

ENGINE OIL FILL PLUG

7. Flush the sprayer to remove the oil which was left the pump after factory

testing to protect the pump

from corrosion. See Flushing Guidelines on page



FLUSHING GUIDELINES

When to Flush

1. New sprayer. Your new sprayer was factory tested with

lightweight oil which was left in to protect pump

parts

from corrosion.

Before using oil–base paint,

only

spirits

Before

using water–base paint,

flush with mineral

flush with

mineral spirits, followed by soapy water, then a clean water rinse.

2. Changing colors. Flush with a compatible solvent as mineral spirits.

such

3. Changing from water–base to oil–base paint.

with soapy water

Flush

, then mineral spirits.

How to Flush

WARNING

Follow the Pressure Relief Procedure W arning

page 8. Remove the spray tip before flushing.

1. Engage the gun safety latch. Remove the spray tip the gun.

from

4. Changing from oil–base to water–base paint. Flush with mineral spirits, followed by soapy water ,

a clean water flush.

then

5. Storage.

Water–base paint:

and leave the pump, hose and gun filled with

spirits

flush with water , then mineral

mineral spirits. Follow the Pressure Relief Proce-

dure

arning,

Oil–base

Pressure

Startup after storage.

Before using water–base paint,

with soapy water and then clean water

spirits

When using oil–base paint,

with fluid to be sprayed.

spirits

page 8.

paint:

flush

with mineral spirits. Follow the

Relief Procedure W

arning

, page 8.

flush out mineral

WARNING

Always recoiling jured starter

hold the starter rope firmly while pulling or

it to reduce

the chance of being hit and in

by the rope or of jamming and damaging

assembly

the

2. Pour enough clean, compatible solvent to fill the and hoses into a large, grounded metal pail.

pump

3. Place

the suction tube into the pail or tilt the sprayer

back

(it will support

itself) and place the pail under the

pump. Then tilt the sprayer forward to lower the

into the pail.

pump

4. Turn the pressure control knob

until

all spring tension is relieved. Y

feel

it. The sprayer is now set at the lowest pressure

counterclockwise

ou will be able to

setting. T urning the knob further will remove it. Tighten

the knob locknut to set. See Fig 5.

5. Open the bypass valve. The valve lever will be

parallel

to the body of the valve. See 5.

6. Open the fuel shutoff valve by screwing it out as far

as it will go. See 5.

7. Disengage

See

8. Close

(horizontal). See Fig 6.

tion

9. Brace

the starter pulling

the foot brace from the hitch and lower it.

Fig 5.

the choke by turning the lever to the ON posi

one foot against the foot brace and gently pull

rope

until you feel it engage, the continue

all the way out

and let it recoil slowly into the

starter. Then, holding the starter rope firmly, rapidly

the rope to

pull

one or two attempts, open the choke a little (turn

ter

start the engine. If it does not start af

lever toward OFF position). If the engine floods,

the choke all the way and continue pulling the

open rope.





SHUTOFF

PRESSURE CONTROL KNOB

Fig 5

AIR FILTER

CHOKE

Fig

FUEL

VALV E

HITCH

OFF

TO CLOSE CHOKE, TURN TO THE ON POSITION (HORIZONTAL)

How to Flush (continued)

10.

Raise the foot brace and engage it in the hitch.

11. After the engine is warm, gradually open the choke lever (turn to OFF position) and close the bypass

See Fig 5 and 6.

valve.

12. Point the gun into the grounded metal pail and hold

metal part of the gun firmly against the pail.

NOTE: To save the fluid in the pump and hose, trigger

the gun into the paint container or a separate clean

container. At the same time, slowly turn the pressure control knob clockwise just enough to start the pump. When solvent appears, release the

trigger and continue as below

WARNING

To reduce the risk of static sparking and splashing

flushing, always remove the spray tip from the

when gun

and hold a metal part of the gun firmly to the side

a grounded metal pail.

13. Making firm metal-to-metal contact, hold the gun to the side of the grounded solvent pail. T

firmly

rigger the gun. At the same time, slowly turn the pressure control

knob clockwise just enough to start the

pump.

14. Circulate the solvent until the system is thoroughly flushed.

15. Release

16. If

you are going to start spraying,

Pressure

the trigger and engage the gun safety

suction tube into the supply container

Relief Procedure

place the pump

on page 2. Engage

latch.

. Follow the

the

gun safety latch until you are ready to prime the

See Step 3, page 9.

pump.

17. If

you are going to store the sprayer, be sure your

final flush is with an oil–based solvent, such as mineral spirits. Remove the suction tube or pump from the solvent pail. Follow the Pressure Relief

Procedure

but

leave the drain valve open.

on page 2. Engage the gun safety latch,

Fig 7

MAINTAIN METAL-TO-METAL CONTACT AND GROUNDED PAIL

FIRM

BETWEEN GUN





+ 15 hidden pages

Graco GH 533 Instructions-parts List Manual

Specifications and Main Features

Frequently Asked Questions

User Manual