Graco BULLDOG 222526, BULLDOG 223991, BULLDOG 222539, BULLDOG 223984, BULLDOG 222248 User Manual

...

INSTRUCTIONS–P

This

manual contains IMPORT

WARNINGS AND INSTRUCTIONS

READ AND RETAIN FOR REFERENCE

ARTS LIST

ANT

306–646

Rev R

Supersedes P

BULLDOG



and KING PUMPS

DRUM LENGTH, WITH PRIMING PISTON

10:1 RATIO BULLDOG PUMPS

100

psi (7 bar) MAXIMUM AIR WORKING PRESSURE

1000 psi (70 bar) MAXIMUM FLUID WORKING PRESSURE

Model 204–287, Series K

With

Standard Air Motor

Model 215–873, Series B

With

Quiet Air Motor

Model 222–526, Series A

With

Standard Air Motor and Severe–Duty Displacement Pump

Model 223–984, Series A

With

Quiet Air Motor and Severe–Duty Displacement Pump

20:1 RATIO KING PUMPS

psi (6 bar) MAXIMUM AIR WORKING PRESSURE

1800 psi (124 bar) MAXIMUM FLUID WORKING PRESSURE

Model 222–248, Series A

With

Standard Air Motor

Model 222–539, Series A

With

Standard Air Motor and Severe–Duty Displacement Pump

Model 223–991, Series A

With

Quiet Air Motor and Severe–Duty Displacement Pump

TABLE OF CONTENTS

Warnings 2, Typical Installation 4 Operation 5 Maintenance 6 Troubleshooting Displacement Parts Parts Parts Parts How T Accessories 16–18 Dimensional Mounting Technical Warranty Back

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

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Guide7. . . . . . . . . . . . . . . . . . . . . . . . . . .

Pump Service Drawing – Standard Pumps List – Standard Pumps Drawing – Severe–Duty Pumps List – Severe–Duty Pumps

o Order Replacement Parts

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

Drawing Hole Layout Data

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Back Cover

8–11.

13, 15

Cover

12.

13.

14.

15.

19.

Model

204–287 Shown

GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441

OBSER

SAFETY

HIGH

PRESSURE FLUID CAN CAUSE SERIOUS INJURY. FOR PROFESSIONAL USE ONL

VE ALL W

ARNINGS. Read And Understand All Instruction Manuals Before Operating Equipment.

MOVING PARTS HAZARD

KEEP

HANDS AND FINGERS AWAY FROM THE PRIMING PIST DURING OPERA WITH

AIR to reduce the risk of injury!

priming

piston extends beyond the intake cylinder

the

pump. The priming

and whenever the pump is charged with air

tion severely

injure or amputate a hand or finger

it and the intake cylinder

tween

below

cedure, any

part of the pump.

TION AND WHENEVER THE PUMP IS CHARGED

piston works under extreme force. During opera

. Always

, before checking, clearing, cleaning, flushing or

On the pump downstroke the

to pull the material into

, the priming piston can

, or break a tool, caught be

follow the

Pressure Relief Pro

servicing

FLUID INJECTION HAZARD

General

This valve, and the on

NEVER put hole.

ALWAYS or

removing the spray tip/nozzle or servicing any system equipment.

NEVER try to stop or deflect leaks with your hand or body

Be sure equipment safety devices are use.

Medical

any fluid appears

CARE AT

exactly

Note portant

delay otic plastic

Spray

Be use. malfunction

Safety

Whenever the valve triggering

Trigger

Never helps bumped.

Diffuser

The tion Follow the Pressure Relief Procedure, to the right, then remove the spray gun firmly to the pail. Using the lowest possible pressure, trigger the spray place

Safety

equipment generates very high fluid

leaks or ruptured components can inject fluid through your skin

into your body and cause

need for amputation. Also, fluid injected or splashed into the eyes or

the skin can cause serious damage.

point the gun/valve at anyone or

hand or fingers over the spray tip/nozzle, or over the bleeder valve

follow the

Pressure Relief Procedure

extremely serious bodily injury

Alert––Airless Spray W

to penetrate your skin, get

ONCE. DO NOT TREA

what fluid was injected.

to Physician:

to treat the injury surgically as soon as possible

treatment to research toxicity

coatings injected directly into the blood stream. Consultation with a

surgeon or reconstructive hand surgeon may be advisable.

Injection in the skin

Gun/Dispensing V

sure

all gun/valve safety devices are operating properly before each

Do not remove or modify

and result in serious bodily injury

any part of the gun/valve; this can cause a

pressure. Spray from the gun/

, including

at any part of the body

, right, before

operating

properly before each

ounds

T AS A SIMPLE CUT

EMERGENCY MEDICAL

is a traumatic injury

. T

oxicity is a concern with some ex

. T

ell the doctor

alve Safety Devices

. NEVER

cleaning

It is im

. Do

not

Latch

you stop spraying/dispensing, even for a moment, always

gun/valve safety latch in the closed or “safe” position, making the gun/

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

of the gun/valve.

set

Guard (only on spray guns)

operate the spray gun with the trigger guard removed. This guard

prevent the spray gun from triggering accidentally if it is dropped or

(only on spray guns)

spray gun dif

when the tip is not installed. Check the dif

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

gun. If

the dif

fuser breaks up spray and reduces the risk of fluid injec

the fluid emitted is not dif fuser immediately

fuser operation regularly

fused into an irregular stream, re

ARNINGS

The air motor piston (located behind the air motor shield) also moves when

air is supplied to the motor

motor

shield removed.

Relief

Procedure

Tip

Guard (only on spray guns)

ALWAYS tip

does

Spray T

Use spray safety

dure

NEVER fully relieved and the gun/valve safety latch is engaged.

have the tip guard in place on the spray gun while spraying. The

guard alerts you to the fluid injection hazard and

not prevent,

your body close to the spray tip.

ip/Nozzle Safety

extreme caution when cleaning or

tip/nozzle clogs while spraying/dispensing, engage the

latch immediately

and then remove the spray tip/nozzle to clean it.

wipe of

Pressure

reduce the risk of serious bodily injury

splashing

always follow this procedure whenever you shut of f the pump, when tem, whenever

3. Close

4. Disengage

5. Hold a metal part of the gun/valve firmly to the side of a

6. Engage

7. Open

8. Leave

If you suspect that the spray tip/nozzle or hose is completely clogged, the steps above, VERY SLOWL nut, then

in the eyes or on the skin, or injury from moving parts,

checking or servicing any part of the spray/dispensing sys

when installing, cleaning

you stop spraying/dispensing.

Engage the gun/valve safety latch. Shut of

the bleed–type master air valve (required in your sys

tem).

grounded sure.

the drain

your system), having a container ready to catch the drain

age.

the drain valve open until you are ready to

pense

again.

or that pressure has not been fully relieved after following

nozzle, or hose end coupling and relieve pressure

loosen completely

Before servicing the pump, follow the

below to prevent the pump

the risk of accidentally placing your fingers or any part

f build–up around the spray tip/nozzle until pressure is

Relief Procedure

f the air to the pump.

the safety latch.

metal pail,

the gun/valve safety latch.

valve and/or the pump bleeder valve (required

. NEVER operate the pump

from starting accidentally

helps reduce,

changing spray tips/nozzles. If the

. ALWAYS follow the

or changing spray tips/nozzles, and

and trigger the gun/valve to relieve pres

Y loosen the tip guard retaining

. Now clear the tip/nozzle or hose.

Pressure Relief Proce

, including fluid injection,

with the air

Pressure

gun/valve

spray/dis

gradually

but



306–646

EQUIPMENT MISUSE HAZARD

General

Any overpressurizing, ids, or using worn or damaged parts, can cause them to rupture and result in

fluid injection, splashing in the eyes or on the skin, or other serious bod

ily

NEVER to

malfunction.

CHECK worn

Always ommended

Safety

misuse of

injury

or damaged parts immediately

the spray/dispensing equipment or accessories, such as

modifying parts, using incompatible chemicals and flu

, or fire, explosion or property damage.

alter or modify any part of this equipment; doing so

all spray/dispensing equipment

wear protective eyewear

by the fluid and solvent manufacturer

regularly and repair or replace

, gloves, clothing and

could cause it

respirator as rec

HOSE SAFETY

High

pressure fluid

ops

a leak,

high

pressure spray emitted from it can cause a fluid injection injury or

other

serious bodily injury or property damage.

ALL

FLUID HOSES USED WITH A FLEXING MOTION MUST

SPRING GUARDS ON BOTH ENDS!

the

hose from kinks or bends at or close to the coupling which can result

hose rupture.

TIGHTEN fluid can dislodge a loose coupling or allow high pressure spray to be emitted

from the coupling.

NEVER

use a damaged hose. Before each use, check the entire hose cuts, leaks, couplings. DO

NOT try to recouple high pressure hose or mend it with tape or any

other

device.

fluid.

in the hoses can be very dangerous. If the hose devel

split or rupture due to any kind of wear

The spring guards help protect

all fluid connections securely before each use. High pressure

abrasion,

If any of

bulging cover

these conditions exist, replace the hose immediately

A repaired hose cannot safely contain the high pressure

, or damage or movement of the hose

, damage or misuse, the

for

FIRE OR EXPLOSION HAZARD

Static

electricity is created by the flow of fluid through the pump and hose. If every part of the spray/dispensing equipment is not sparking may also occur when plugging in or unplugging a power supply cord. Sparks particles pensing ous bodily injury and property damage. Do not plug in or unplug any power supply cords in the spray/dispensing area when there is any chance

If this tem has

may occur

can ignite fumes from solvents and the fluid being sprayed, dust

and other flammable substances, whether you are

indoors or outdoors, and can cause a fire or explosion and seri

of igniting fumes still in the air

you experience any static sparking or even a slight shock while using

equipment, STOP SPRA

for proper grounding. Do not use the system again until the problem been identified and corrected.

, and the

system may become hazardous. Sparking

YING IMMEDIA

To ground the pump:

To ground the pump, loosen the grounding lug locknut (W) and washer

(X). Insert one end of a 1.5 mm@ (12 ga) minimum ground

wire

(Y) into the slot in lug (Z) and tighten the locknut securely

Fig 1. Connect the other end of the wire to a true earth ground. See

ACCESSORIES

on page 16 to order a ground wire and clamp.

Fig

properly

spraying/dis

TELY.

Check the entire sys

grounded,

. See

System

The

ING

velops (6

Be withstand the the

Fluid

BE the ways this

HANDLE

move ner peratures

Pressure

10:1 Bulldog Pump develops

PRESSURE

1800 psi (124 bar) MAXIMUM

bar) air pressure. Never exceed these pressures.

sure that all

maximum system.

at 100 psi (7 bar) air pressure. The 20:1 King Pump de

spray/dispensing equipment and accessories are rated to

the maximum working pressure of the pump. DO NOT

working pressure of any component or accessory used in

1000 psi (70 bar) MAXIMUM WORK

WORKING PRESSURE

at 90 psi

exceed

Compatibility

SURE that all fluids and solvents used are chemically compatible with wetted parts shown in the

read the manufacturer’s literature before using fluid or solvent

pump.

AND ROUTE HOSES CAREFULLY. Do not pull on hoses to

equipment. Do not use fluids which are not compatible

tube and cover of the hose. DO NOT expose Graco hoses to tem

above 82

_ C

TECHNICAL DATA on the back cover. Al

(180

_ F)

or below –40

_ C

(–40

with the in

_ F).

Hose Grounding Continuity

Proper

hose grounding continuity is essential to maintaining a grounded

spray

system. Check the electrical resistance of your air and fluid hoses

least once a week. If your hose does not have a tag on it which speci fies the maximum electrical resistance, contact the hose supplier or manufacturer in

the appropriate range for your hose to check the resistance. If the tance grounded Also,

for the maximum resistance limits. Use a resistance meter

exceeds the

or poorly

read

recommended limits, replace it immediately

grounded hose can make your system hazardous.

FIRE OR EXPLOSION HAZARD

, below

resis

. An un

Grounding

To reduce the risk of static sparking, ground the pump, object being sprayed, spray/dispensing area. CHECK your local electrical code for detailed grounding ground

Flushing

Before grounded. Refer to Grounding, above. Follow the Pressure Relief Procedure on page 2, and remove the spray tip/nozzle from the gun/valve. firm flushing to reduce the risk of fluid injection injury , static sparking and splashing.

and all other spray/dispensing equipment used or located in the

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

all of this spray/dispensing equipment:

Pump:

use a ground wire and clamp. See Fig 1.

Air hoses:

Fluid hoses:

Air compressor:

Spray gun/dispensing valve:

nection

Fluid supply container:

Object being sprayed:

All

Use only metal pails, which are conductive, placed on a grounded surface. paper

o maintain grounding continuity when flushing

sure

grounded

use only grounded air hoses.

use only grounded fluid hoses.

follow manufacturer’s recommendations.

to a properly grounded fluid hose and pump.

solvent pails used when flushing,

Do not place the pail on a nonconductive

or cardboard, which interrupts the grounding continuity

always hold a metal part of the gun/valve firmly to the side of a

metal

pail, then trigger the gun/valve.

grounding is obtained through con-

according to your local code.

according to your local

surface, such as

or relieving pres

code.

Safety

flushing, be sure the

Always use the lowest possible fluid pressure, and maintain

metal–to–metal contact between the gun/valve and

entire system and flushing pails are properly

the pail during

IMPORTANT

United

States Government safety standards have been adopted under the Occupational Safety and Health Act. These standards – particularly the Gen

eral

Standards, Part 1910, and the Construction Standards, Part 1926 – should be consulted.

306–646

INSTALLATION

TYPICAL

INST

ALLATION

KEY

Air Supply Hose to Pump

Air Line Filter

Air Regulator and Gauge

D Bleed–T E F G Bleed–T H J K L M N Y 4

ype Master Air V Air Line Lubricator Pump Runaway V

ype Master Air V Fluid Drain V Air–Powered Ram Gun/Dispensing V Grounded Fluid Supply Hose Whip Hose Air Supply Hose to Ram Pump Ground Wire Pump Bleeder V

alve

The

reference numbers and

callouts

See

in Figures 1–3 and the Parts Drawings.

pages 16–18 for accessories

letters in the text refer to the

available from Graco. Be sure all accessories are properly sized to withstand the

pressures in the system.

The Typical Installation shown above is only a guide to selecting and installing required and optional accessories. For assistance in designing a system to suit your particular

needs, contact your Graco representative.

The Dimensional Drawing on page 19 provides necessary

measurements for mounting the pump. If you use an accessory ram (J), as shown in the T ypical Installation, refer

to the separate ram manual for mounting dimension

requirements.

System

Accessories

Install the air line accessories in the order shown in the Typical inlet, install a pump

Installation. W

runaway valve (F) to shut of

orking upstream from the pump air

f the air to the pump if the pump accelerates beyond the preadjusted setting. A pump which runs too fast can be seriously

damaged.

Next,

install an air line lubricator (E) for automatic air

mo tor lubrication, a bleed–type master air valve (D) to relieve

air trapped between the valve

regulator

and the pump, an air

speed, and an air line filter (B) to remove harmful dirt and moisture from the compressed air supply. Install a second bleed valve (G) on the

pump air line to isolate the accessories for servicing.

sure the pump air line (A) is properly grounded, and is

large

enough to supply

an adequate volume of air to the motor. An air–powered ram (J) requires a separate grounded

air supply line (N).

306–646

WARNING

Two accessories are required in your system: a bleed–type master air valve (D) and a fluid drain valve

(H).

These accessories help reduce the risk of serious bodily injury including fluid injection, splash ing

in the eyes or on the skin, and injury from moving

parts

if you are adjusting or repairing the pump.

The

bleed–type master air valve

between

this valve and

the pump after the air is shut

relieves air trapped

off. Trapped air can cause the pump to cycle unex pectedly.

The sure triggering be

Install

Locate the valve close to the pump.

fluid drain valve

the displacement pump, hose and spray gun;

assists in relieving fluid pres-

the spray gun to relieve pressure may not

suf

ficient.

a fluid drain valve (H) close to the pump fluid Then connect a grounded fluid supply hose (L). Between the fluid supply hose (L) and the gun/dispensing valve

(K), install a whip hose (M) for greater flexibility

NOTE: To

use the optional fluid outlet at the base of

air

motor

, connect a riser tube between the stan

dard

outlet and the optional outlet.

GROUNDING

WARNING

Before operating the pump, ground the system as explained under FIRE OR EXPLOSION HAZARD and

Grounding

on page 3.

outlet.

the

OPERATION

WARNING

Pressure Relief Procedure

reduce the risk of serious bodily injury

fluid

injection, splashing in the eyes or on the skin, or injury from moving parts, always follow this pro cedure whenever you shut of f the pump, when checking or servicing any part of the spray/dispensing system, when installing, cleaning or changing spray tips/nozzles, and whenever you stop

spraying/dispensing.

Engage the gun/valve safety latch.

Shut of

3. Close the bleed–type master air valve (re-

quired

Disengage the gun/valve safety latch.

5. Hold

side of a grounded metal pail, and trigger the gun/valve

Engage the gun/valve safety latch.

7. Open

valve (required in your system), having a container

8. Leave

f the air to the pump.

in your system).

a metal part of the gun/valve

to relieve pressure.

the drain valve and/or the pump bleeder

ready to catch the drainage.

the drain valve open until you are ready

dispense again.

, including

firmly to the

If you suspect that the spray tip/nozzle or hose is completely

clogged, or

that pressure has not been

fully relieved after following the steps above,

VERY

SLOWL

nozzle

or hose end coupling and relieve pressure gradually, then loosen completely. Now clear the tip/nozzle

Moving other body parts. When the pump is operating, the priming air move. Therefore, NEVER operate the pump with the and

Before attempting to clear an obstruction from the priming

sure

the pump from starting accidentally

Flush the Pump Before Using

This pump was tested with lightweight motor oil which was nation of the fluid being pumped, flush the pump with a compatible solvent before using it. If the pump is being used circulate

Keep the packing nut/wet–cup (21) one–half full with Graco being damaging the packings.

parts can pinch or amputate your fingers or

piston (located at the pump intake) and the

motor piston (located behind the air motor

air motor shield removed, and keep your fingers

hands away from the priming piston.

piston or service the pump, follow the

Relief Procedure W

left in to protect the pump parts. To prevent contami

to supply a circulating

until

Throat Seal Liquid (TSL), to help prevent the fluid

pumped from drying on the displacement rod and

Y loosen

or hose.

the pump and lines are thoroughly flushed.

the tip guard retaining nut,

WARNING

arning

system, allow the solvent to

above to prevent

shield)

Pres

Starting and Adjusting the Pump

1. Make

4. Slowly

5. If

To reduce the risk of fluid injection, DO NOT use your priming

6. Release

7. In

To fluid injection and splashing in the eyes or on the skin, mum air and fluid working pressure of the lowest rated

MISUSE

Never allow the pump to run dry of the fluid being pumped. A dry pump will quickly accelerate to a high speed, possibly damaging itself. If your pump accelerates

check the fluid supply. If the supply container is empty

and and with the

NOTE: A pump runaway valve (F) can be installed on

sure the air regulator

pump

bleeder valve (4) are closed.

Open the bleed–type master air valve (D).

Hold a metal part of the gun/valve firmly to the side of a

grounded metal pail, and trigger the gun/valve.

open the air regulator running Cycle the

valve dle can come something other than your hand or fingers and use bleeder

pump

as ing system, it will run continuously and speed up or slow lowest sults.

reduce the risk of serious bodily injury

quickly

air has been the lines with fluid, or flush the pump and leave it filled

a compatible solvent. Be sure to eliminate all air from

fluid system.

slowly and smoothly (about 20 psi [1.4 bar]).

the pump slowly until all the air is purged from

pump and lines.

the pump is not

(4) slightly

it as a priming valve until the fluid appears at the

hole. Close the bleeder valve.

hand or fingers to cover the bleeder hole when

the pump.

the trigger and

will stall against pressure.

a direct supply system, the pump will start and stop

the gun/valve is opened

down as the system demands. Always use the

pressure necessary to obtain the desired re

and property damage, never

component in your system.

HAZARD, System Pressure,

, or is running too fast, stop it immediately and

the

air line to automatically shut of

starts

to run too fast.

priming properly

. Do not open it all the way; the han

f. Cover the bleeder valve hole with

WARNING

pumped into the lines, prime the pump

(C), drain valve (H), and

, open the bleeder

engage the safety latch. The

and closed. In a circulat

exceed the maxi

See EQUIPMENT

, including

on page 3.

f the pump if it

306–646

MAINTENANCE

Shutdown and Care of the Pump

Always on page 7 whenever you shut of f the pump. Stop the pump on the exposed displacement rod and damaging the throat

Every wet–cup

dure

overtighten

Always and hoses. If the pump is to be stored for any period of time, the pump with water, then with mineral spirits to protect the

Flushing

To or splashing in the eyes or on the skin, follow the Pres-

sure

the spray tip (spray guns only) before flushing

follow the

at the bottom of its stroke to keep fluid from drying

packings.

40 hours of operation, check that the packing nut/

(21) is tight. Follow the Pressure Relief Proce

arning

flush the pump before the fluid dries

and

you are pumping water–based fluid, first flush

pump parts.

reduce the risk of fluid injection injury

Relief Procedure W

Pressure

on page 7 first. T

or the packings may be damaged.

Relief Procedure W

ighten just snug – do not

, static sparking,

arning

on page

7, and

in the pump

arning

remove

. Hold a

metal part of the gun/valve firmly to the side of a grounded pressure

Lubrication

The accessory air line lubricator (E) provides automatic air motor lubrication. For daily , manual lubrication, disconnect machine

and

Corrosion Protection

Water, or even moist air , can cause your pump to corrode. pump flush the pump again with mineral spirits or oil– based eral spirits in the pump. Be sure to follow all steps of the Pressure Relief Procedure W arning on page

metal

pail and use the lowest possible fluid

during flushing.

the air regulator (C), place about 15 drops of

oil in the pump air inlet, reconnect the

turn on the air supply to blow oil into the motor

WARNING

o help prevent corrosion, never leave the

filled with water or air

solvent, relieve pressure, and leave the min

. After normal

light

regulator

flushing,

306–646

+ 14 hidden pages