Graco Inc 308-425, 237-296 User Manual

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INSTRUCTIONS-PARTS

LIST

308–425

This

manual contains important warnings and information. READ AND KEEP FOR REFERENCE.

INSTRUCTIONS

56:1

TIO KING CARBON STEEL

Cart-Mounted

WITH

Refer

DURA-FLO

to page 2 for a List of Models.

 900 DISPLACEMENT PUMP

Rev. C

Supersedes B

Airless Package

Table

Warnings 2. Setup 6 Operation 8 Parts 12 Technical Dimensions 19 Graco Warranty and Disclaimers Toll-Free

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Data

Graco Phone Numbers

of Contents

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GRACO INC. P.O. BOX 1441

COPYRIGHT

Graco

Inc. is registered to I.S. EN ISO 9001

18.

20.

MINNEAPOLIS, MN

1994, GRACO INC.

Model

55440–1441

237–296 Shown

06223

List

of Models

Part

No.

236–477 B Kingt 56:1

237–296 B Kingt

237–281 B Kingt

237–285 B

238–906 B

Series

Pump Model

, with hose and gun

, with surge tank

Reduced Icing Quiet Kingt

, with hose and gun

Ratio

56:1

Symbols

Warning Symbol

WARNING

This

symbol alerts you to the possibility of serious

injury or death if you do not follow the instructions.

Maximum Fluid W

orking Pressure

5000 psi (345 bar

. 34.5 MPa)

Maximum Air Input Pressure

90 psi (6 bar

, 0.6 MPa)

Caution Symbol

CAUTION

This

symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions.

INSTRUCTIONS

WARNING

EQUIPMENT MISUSE HAZARD

Equipment

This equipment is for professional use only

Read all instruction manuals, tags, and labels before operating the equipment.

Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor

Do not alter or modify this equipment.

Check equipment daily

Do not exceed the maximum working pressure of the lowest rated system component. Refer to the

Use fluids and solvents which are compatible with the equipment wetted parts. Refer to the

nical Data

Do not use hoses to pull equipment.

Route hoses away from traffic areas, sharp edges, moving parts, and hot surfaces. Do not expose Graco hoses to temperatures above 180

misuse can cause the equipment to rupture or malfunction and result in serious injury

echnical Data

section of all equipment manuals. Read the fluid and solvent manufacturer’s warnings.

. Repair or replace worn or damaged parts immediately

on page 18 for the maximum working pressure of this equipment.

_F (82_

C) or below –40

_F (–40_C).

Tech-

D W

 

ear hearing protection when operating this equipment.

Do not lift pressurized equipment.

Comply with all applicable local, state, and national fire, electrical, and safety regulations.

WARNING

INJECTION HAZARD

Spray

from the gun, leaks or ruptured components can inject fluid into your body and cause extremely serious injury, including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury



Fluid injected into the skin might look like just a cut, but it is a serious injury. Get immediate medi

cal attention.



Do not point the gun at anyone or at any part of the body



Do not put your hand or fingers over the spray tip.



Do not stop or deflect leaks with your hand, body



Do not “blow back” fluid; this is not an air spray system.



Always have the tip guard and the trigger guard on the gun when spraying.



Check the gun dif



Be sure the gun trigger safety operates before spraying.



Lock the gun trigger safety when you stop spraying.

fuser operation weekly

, glove or rag.

. Refer to the gun manual.



Follow the checking or servicing the equipment.

 T

ighten all fluid connections before operating the equipment.



Check the hoses, tubes, and couplings daily Do not repair high pressure couplings; you must replace the entire hose.



Use only Graco approved hoses. Do not remove the spring guard that is used to help protect the hose from rupture caused by kinks or bends near the couplings.

Pressure Relief Procedure

on page 8 if the spray tip clogs and before cleaning,

. Replace worn or damaged parts immediately.

MOVING PARTS HAZARD

Moving



parts, such as the air motor piston, can pinch or amputate your fingers.

Keep clear of all moving parts when starting or operating the pump.

Before servicing the equipment, follow the equipment from starting unexpectedly

Pressure Relief Procedure

on page 8 to prevent the

 

WARNING

FIRE AND EXPLOSION HAZARD

Improper result in a fire or explosion and serious injury



grounding, poor ventilation, open flames or sparks can cause a hazardous condition and

Ground the equipment and the object being sprayed. Refer to

If there is any static sparking or you feel an electric shock while using this equipment,

ing immediately. Do not use the equipment until you identify and correct the problem.

Provide fresh air ventilation to avoid the buildup of flammable fumes from solvents or the fluid being sprayed.

Keep the spray area free of debris, including solvent, rags, and gasoline.

Electrically disconnect all equipment in the spray area.

Extinguish all open flames or pilot lights in the spray area.

Do not smoke in the spray area.

Do not turn on or of

Do not operate a gasoline engine in the spray area.

f any light switch in the spray area while operating or if fumes are present.

Grounding

on page 5.

TOXIC FLUID HAZARD

stop spray-

Hazardous inhaled, or swallowed.



Know the specific hazards of the fluid you are using.



Store hazardous fluid in an approved container state and national guidelines.



Always wear protective eyewear solvent manufacturer

fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin,

, gloves, clothing and respirator as recommended by the fluid and

. Dispose of hazardous fluid according to all local,

 

Setup

General Information

NOTE:

in the text refer to the callouts in the figures and the parts drawing.

NOTE:

sories, available from your Graco distributor the Product Data Sheet for the pump, Form No. 305–787. If you supply your own accessories, be sure they are adequately sized and pressure rated for your system.

Fig. 2 is only a guide for selecting and installing sys tem components and accessories. Contact your Graco distributor for assistance in designing a system to suit your particular needs.

Reference numbers and letters in parentheses

Always use Genuine Graco Parts and Acces

. Refer to

Prepare the Operator

All

persons who operate the equipment must be trained in the safe, ef components as well as the proper handling of all fluids. All operators must thoroughly read all instruction manuals, tags, and labels before operating the equip ment.

ficient operation of all system

Grounding

WARNING

FIRE AND EXPLOSION HAZARD

Before operating the pump, ground the system as explained below the section

ARD

Pump:

use the ground wire and clamp (supplied). See Fig. 1. Loosen the grounding lug locknut (W) and washer (X). Insert one end of the ground wire (26) into the slot in lug (Z) and tighten the locknut securely true earth ground.

. Connect the other end of the wire to a

FIRE OR EXPLOSION HAZ

on page 4.

. Also read

Prepare the Site

The

pump requires 150 scfm (4.2 m/min) of com pressed air while operating at 90 psi (6 bar air pressure and 60 cycles per minute. Ensure that you have an adequate compressed air supply

Refer to Fig. 2. Bring a compressed air supply line (A) from the air compressor to the pump location. Be sure all air hoses (A) are properly sized and pressure-rated for your system. Use only electrically conductive hoses. The air hose should have a 3/4 npsm(m) thread.

Install a bleed-type shutoff valve (B) in the air line to isolate the air line components for servicing. Install an air line moisture trap and drain valve (C) to help re move moisture from the compressed air supply

Keep the site clear of any obstacles or debris that could interfere with the operator’s movement.

Have a grounded, metal pail available for use when flushing the system or draining the fluid filter

, 0.6 MPa)

Fig. 1

Air and fluid hoses:

hoses.

Air compressor:

dations.

Spray gun:

erly grounded fluid hose and pump.

Fluid supply container:

Object being sprayed:

Solvent pails used when flushing:

code. Use only metal pails, which are conductive, placed on a grounded surface. Do not place the pail on a nonconductive surface, such as paper or cardboard, which interrupts the grounding continu ity.

o maintain grounding continuity when flushing or

relieving pressure

gun firmly to the side of a grounded then trigger the gun.

ground through connection to a prop

use only electrically conductive

follow manufacturer’s recommen

follow your local code.

follow your local

, hold a metal part of the spray

metal



pail,

 

Setup

Supplied Components

Refer

to Fig. 2.

WARNING

A red-handled bleed-type master air valve (F) and a fluid drain valve (D) are supplied. These accesso ries help reduce the risk of serious injury fluid injection and splashing of fluid 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 relieves air trapped between this valve and the pump after the air is shut of

f. T

rapped air can cause the pump to cycle

unexpectedly

The fluid drain valve assists in relieving fluid pres sure in the displacement pump, hose, and gun. T

riggering the gun to relieve pressure may not be

sufficient.

 The red-handled bleed-type master air valve (F)

is required in your system to relieve air trapped between it and the air motor when the valve is closed (see the bleed valve is easily accessible from the pump, and is located (H).

 The air filter/regulator (H) controls pump speed

and outlet pressure by adjusting the air pressure to the pump. It also removes harmful dirt and moisture from the compressed air supply pump, but valve (F).

. Locate the valve close to the pump.

WARNING

downstream

upstream

above). Be sure the

from the air filter/regulator

. Locate close to the

from the bleed-type master air

, including

 The air manifold (J)

lines to air-powered accessories.



The air relief valve (38)

prevent overpressurization of the pump.

 The fluid filter (4) or surge tank

mesh (250 micron) stainless steel element to filter particles from the fluid as it leaves the pump. It includes the quired in your system to relieve fluid pressure in the hose and gun (see the

 The suction hose (8) and tube (7)

to draw fluid from a 5 gallon (19 liter) pail.

fluid drain valve (D),

provides ports for connecting

opens automatically to

includes a 60

WARNING

which is re

at left).

allow the pump

Connect the Fluid Hoses and Gun

NOTE:

hoses, a spray gun, and connecting parts (ref. nos. 102–106). If you supply your own fluid hoses and gun, be sure they are properly sized and pressure-rated for your system. Use only electrically conductive hoses.

Models 237–296 and 238–906 include fluid

Connect the main fluid hose (103) to the fluid filter (4) outlet.

Screw the coupling (105) onto the other end of the main fluid hose (103).

Screw the short whip hose (104) onto the coupling (105).

Screw the whip hose (104) onto the gun swivel (106).

Screw the gun swivel (106) onto the fluid inlet of the spray gun (102).

 

KEY

SUPPLIED

1 Pump 2 Cart 4

D 7 8 19

G H J 25 26

WITH ALL MODELS

Fluid Filter (includes drain valve D)

(surge tank on Model 237–281)

Fluid Drain V

Suction T

Suction Hose

Air Regulation Kit (includes items

, G, H, and J) Red-Handled Bleed-T Air V Air Line Inlet Swivel Pump Air Filter/Regulator Air Manifold Pump Air Hose Ground Wire (required; see page 5 for installation instructions) Air Relief V

alve (required)

ube

ype Master

alve (required, for pump)

alve (partially hidden)

Setup

SUPPLIED WITH MODELS 237–296 AND 238–906 ONL

102

Airless Spray Gun

103

Electrically Conductive Fluid Supply Hose

104

Electrically Conductive Fluid Whip Hose

105 Coupling

Gun Swivel

106

COMPONENTS YOU MUST SUPPL

Electrically Conductive Air Supply Hose

B Bleed-T

C E

ype Master Air V (for accessories) Air Line Moisture Trap and Drain V Grounded 5 Gallon (19 Liter) Pail

alve

103

105

104

102

106

Detail of Air Line Connection

and Air Regulation Kit (19)

Fig. 2

Model 237–296 Shown

06225

 

Operation

Pressure Relief Procedure

WARNING

INJECTION

The system pressure must be manually relieved to prevent the system from

starting or spraying accidentally under high pressure can be injected through the skin and cause serious injury an injury from injection, splashing fluid, or moving parts, follow the whenever you:



are instructed to relieve the pressure,



stop spraying,



check or service any of the system equipment,



or install or clean the spray tips.

Lock the gun trigger safety

Close the red-handled bleed-type master air valve (F

, required in your system).

Unlock the gun trigger safety

HAZARD

. Fluid

. T

o reduce the risk of

Pressure Relief Procedure

Packing Nut/Wet-Cup

Before

starting, fill the packing nut (K) 1/3 full with Graco Throat Seal Liquid (TSL) or compatible solvent. See Fig. 3.

WARNING

o reduce the risk of serious injury whenever you

are instructed to relieve pressure, always follow the

Pressure Relief Procedure

The packing nut is torqued at the factory and is ready for operation. If it becomes loose and there is leaking from the throat packings, torque the nut to 100–1 the supplied wrench. Do this whenever necessary not overtighten the packing nut.

10 ft-lb (136–149 N.m) using

Flush the Pump Before First Use

at left.

relieve pressure,

then

. Do

Hold a metal part of the gun firmly to the side of a grounded metal pail, and trigger the gun to relieve pressure.

Lock the gun trigger safety

Open the drain valve (D, required in your system), having a container ready to catch the drainage.

Leave the drain valve open until you are ready to spray again.

If you suspect that the spray tip or hose is completely

clogged, or that pressure has not been fully relieved

after following the steps above, very slowly

tip guard retaining nut or hose end coupling and relieve pressure gradually the tip or hose.

, then loosen completely

loosen the

. Now clear

The

pump is tested with lightweight oil, which is left in to protect the pump parts. If the fluid you are using may be contaminated by the oil, flush it out with a compatible solvent. See

Flushing

on page 10.

Using the Airless Spray Gun

Before

operating the equipment, read the instruction

manual supplied with the gun.

Spray some test patterns before doing any finished work. Refer to the gun manual for detailed information on correct spraying technique.

 

Operation

CAUTION

o avoid tip-over surface. Failure to follow this caution could result in injury or equipment damage.

Prime the Pump

1. See

Fig. 3. Remove the tip guard and spray tip from the gun (102). See the gun instruction manu al.

Close the air filter/regulator (H) and bleed-type air valves (B, F).

Close the fluid drain valve (D).

Connect the air line (A) to the air inlet swivel (G).

Check that all fittings throughout the system are tightened securely

, the cart must be on a flat and level

Set the Air and Fluid Pressure

WARNING

reduce the risk of serious injury whenever you

are instructed to relieve pressure, always follow the

Pressure Relief Procedure

Relieve the pressure. Install the tip guard and

spray tip in the gun, as explained in the gun manu al.

Open the air filter/regulator (H) slowly regulator to control pump speed and fluid pres sure. Always use the lowest air pressure neces sary to get the desired results. Higher pressures cause premature tip and pump wear

NOTE: T T

-handle in (clockwise). T handle counterclockwise. T tighten the jam nut.

o open the air filter/regulator

on page 8.

. Use the

, turn the

o close the regulator

o lock the regulator setting,

, turn the

Place the suction tube (7) into the fluid supply container.

Open the bleed-type air valves (B, F).

Hold a metal part of the gun (102) firmly to the side of a grounded metal pail and hold the trigger open.

Slowly open the air filter/regulator (H) until the pump starts.

10.

Cycle the pump slowly until all air is pushed out and the pump and hoses are fully primed.

11.

Release the gun trigger and lock the trigger safety The pump should stall against pressure.

12.

If the pump fails to prime properly valve (D). Use the drain valve as a priming valve until the fluid flows from the valve. Close the valve.

NOTE:

and gun already primed, open the drain valve (D) to help prime the pump and vent air before it enters the hose. Close the drain valve when all air is eliminated.

When changing fluid containers with the hose

, open the drain

WARNING

COMPONENT RUPTURE HAZARD

o reduce the risk of overpressurizing your system, which could cause compo nent rupture and serious injury,

exceed the specified Maximum Incoming Air Pres

sure to the pump

page 18).

With the pump and lines primed, and with ade quate air pressure and volume supplied, the pump will start and stop as you open and close the gun.

(see the Technical Data,

never

CAUTION

Do not allow the pump to run dry accelerate to a high speed, causing damage. If your pump is running too fast, stop it immediately and check the fluid supply air has been pumped into the lines, refill the con tainer and prime the pump and the lines, or flush and leave it filled with a compatible solvent. Eliminate all air from the fluid system.

. If the container is empty and

. It will quickly

 

Shutdown and Care of the Pump

Operation

CAUTION

WARNING

reduce the risk of serious injury whenever you

are instructed to relieve pressure, always follow the

Pressure Relief Procedure

For overnight shutdown, stop the pump at the bottom of its stroke to prevent fluid from drying on the ex posed displacement rod and damaging the throat packings.

Always flush the pump before the fluid dries on the displacement rod. See

Relieve the pressure.

on page 8.

Flushing

below

Flushing

WARNING

FIRE AND EXPLOSION HAZARD

Before flushing, read the section

OR EXPLOSION HAZARD

Be sure the entire system and flushing pails are properly grounded. Refer to

Grounding

on page 5.

FIRE

on page 4.

Never leave water or water-base fluid in the pump overnight. If you are pumping water-base fluid, flush with water first, then with a rust inhibitor such as mineral spirits. Relieve the pressure, but leave the rust inhibitor in the pump to protect the parts from corrosion.

WARNING

o reduce the risk of serious injury whenever you

are instructed to relieve pressure, always follow the

Pressure Relief Procedure

Relieve the pressure.

Remove the tip guard and spray tip from the gun. See the gun instruction manual.

Remove the filter element from the fluid filter (4) or surge tank. Reinstall the filter or surge tank bowl.

Place the suction tube (7) in a container of solvent.

Hold a metal part of the gun firmly to the side of a grounded

metal

pail.

on page 8.

Flush the pump:



Before the first use



When changing colors or fluids



Before fluid can dry or settle out in a dormant pump (check the pot life of catalyzed fluids)



Before storing the pump.

Flush with a fluid that is compatible with the fluid you are pumping and with the wetted parts in your system. Check with your fluid manufacturer or supplier for recommended flushing fluids and flushing frequency

Start the pump. Always use the lowest possible fluid pressure when flushing.

7. T

rigger the gun.

Flush the system until clear solvent flows from the gun.

Relieve the pressure.

10.

Clean the tip guard, spray tip, and fluid filter ele ment separately

11.

Clean the inside and outside of the suction tube (7).

, then reinstall them.

10 308-425

KEY

4 Fluid

D 7 8 102 103 A B Bleed-T F

G H K

Filter (includes drain valve D) (surge tank on Model 237–281) Fluid Drain V Suction T Suction Hose Airless Spray Gun Electrically Conductive Fluid Supply Hose Main Air Line

Red-Handled Bleed-T Air V Air Line Inlet Swivel Pump Air Filter/Regulator Packing Nut/W

alve (required)

ube

ype Master Air V

alve (required, for pump)

et-Cup

alve (for accessories)

ype Master

Operation

Detail of Air Line Connection and Air Regulation Kit (19)

103

orque to 100–1

102

10 ft-lb (136–149 N.m)

Fig. 3

06225

Model 237–296 Shown

308-425 11

Parts

Part No. 236–477, Series B (includes items 1–38) Part No. 237–296, Series B (includes items 1–106)

105

103

104

106

2525 (Ref)

38102

103 (Ref)



12 308-425

Parts

Part No. 236–477, Series B (includes items 1–38) Part No. 237–296, Series B (includes items 1–106)

Ref. No. Part No. Description Qty.

1 236–475 PUMP

, King, 56:1 ratio;

See manual 308–353 for parts

2 238–271 CART

2a 113–362 . WHEEL 2 2b 113–436 . 2c 113–361 . CAP 2 2d 191–605 . BRACKET 1 4 238–620

, portable

Includes replaceable items 2a–2d

RING, retaining

FLUID FIL (60 mesh) stainless steel element and drain valve

TER, with 250 micron

See manual 307–296 for parts

5 112–839 BUSHING, reducer; 2” npt(m) x

1” npt(f); zinc-plated malleable iron

6 100–088 ELBOW

chrome-plated malleable iron 7 169–528 8 237–522

9 206–994 THROAT SEAL LIQUID;

10 190–439

11 190–411 12 190–412 NUT 13 112–973 O-RING; PTFE r 1 14 156–849

TUBE, suction; aluminum

HOSE, suction; nylon; 1 in. (25 mm) ID;

1” npt (mbe); 6 ft (1.8 m) long

8 oz (0.5 liter); not shown

NIPPLE; 1” npt x 1–3/8 unf–2a;

carbon steel

ADAPTER; 3/4 npt(m); carbon steel

NIPPLE; 3/8 npt

, street, 90_; 2” npt(m x f);

; 1–3/8 unf–2b; carbon steel

Ref. No. Part No. Description Qty.

15 100–004 CAPSCREW

16 100–133 LOCKW

17 100–131 NUT 19 238–881 AIR REGULATION KIT

25 238–374

26 238–909 GROUND WIRE AND CLAMP 1 33 111–040 NUT 34 100–057 SCREW

35 191–383 BRACKET

36 113–428 SCREW, hex socket;

37 102–040 NUT

38 103–347 RELIEF VAL

102 238–591 AIRLESS SPRAY GUN

1.25 in. (31 mm) long

, full, hex; 3/8–16 unc–2b

See manual 308–648 for parts HOSE, air; 3/4 in. (19 mm) ID; 3/4 npt (mbe); 21 in. (533 mm) long

, lock; with nylon insert; 5/16–18

5/16–18 x 3/4 in. (19 mm) long

1/4–20 x 1 in. (25 mm) long

, lock, hex; 1/4–20

100 psi (7 bar

, hex hd; 3/8–16 unc–2a;

ASHER, external tooth; 3/8”

, cap, hex hd;

, mounting

VE, air;

, 0.7 MPa)

See manual 308–236 for parts

103 238–396

1 1

104 238–383

105 150–287

106 189–018

HOSE, fluid; nylon; 3/8 in. (9.5 mm) ID; 3/8 npt(m) x 3/8 npsm(f); 50 ft (15.2 m) long HOSE, fluid; nylon; 1/4 in. (6.3 mm) ID; 1/4 npsm (fbe); 6 ft (1.8 m) long COUPLING; 1/4 npt(m) x 3/8 npt(f) SWIVEL, gun

4 4 4

4 1

4 4

1 1 1

308-425 13

Part No. 237–281, Series B

Parts

25 (Ref)

16 17

06221

14 308-425

Part No. 237–281, Series B

Parts

Ref. No. Part No. Description Qty.

1 236–475 PUMP

, King, 56:1 ratio;

See manual 308–353 for parts

2 238–271 CART

2a 113–362 . WHEEL 2 2b 113–436 . 2c 113–361 . CAP 2 2d 191–605 . BRACKET 1 4 238–623 HIGH PRESSURE SURGE TANK,

, portable

Includes replaceable items 2a–2d

RING, retaining

with 250 micron (60 mesh)

stainless steel element and drain valve

See manual 307–296 for parts

5 112–839 BUSHING, reducer; 2” npt(m) x

1” npt(f); zinc-plated malleable iron 6 100–088 ELBOW

chrome-plated malleable iron 7 169–528 8 237–522

9 206–994 THROAT SEAL LIQUID;

10 190–439

11 190–411 12 190–412 NUT

TUBE, suction; aluminum

HOSE, suction; nylon; 1 in. (25 mm) ID;

1” npt (mbe); 6 ft (1.8 m) long

8 oz (0.5 liter); not shown

NIPPLE; 1” npt x 1–3/8 unf–2a;

carbon steel

ADAPTER; 3/4 npt(m); carbon steel

, street, 90_; 2” npt(m x f);

; 1–3/8 unf–2b; carbon steel

Ref. No. Part No. Description Qty.

13 112–973 O-RING; PTFE r 1 14 156–849

15 100–004 CAPSCREW

16 100–133 LOCKW

17 100–131 NUT 19 238–881 AIR REGULATION KIT

25 214–953

26 238–909 GROUND WIRE AND CLAMP 1

29 238–630 CLAMP 30 100–902 SCREW

31 100–015 NUT

32 100–016 LOCKW

33 111–040 NUT 34 100–057 SCREW

35 191–383 BRACKET

36 113–428 SCREW, hex socket;

37 102–040 NUT

38 103–347 RELIEF VAL

NIPPLE; 3/8 npt

, hex hd; 3/8–16 unc–2a;

1.25 in. (31 mm) long ASHER, external tooth; 3/8”

, full, hex; 3/8–16 unc–2b

See manual 308–648 for parts HOSE, air; 3/4 in. (19 mm) ID; 3/4 npt (mbe); 15 in. (381 mm) long

, surge tank

, round hd machine;

1/4–20; 38 mm long

, hex; 1/4–20

ASHER, spring; 1/4”

, lock; with nylon insert; 5/16–18

, cap, hex hd;

5/16–18 x 3/4 in. (19 mm) long

, mounting

1/4–20 x 1 in. (25 mm) long

, lock, hex; 1/4–20

VE, air;

100 psi (7 bar

, 0.7 MPa)

4 4 4

1 1 1 4

4 1

4 4

308-425 15

Parts

Part No. 237–285, Series B (includes items 1–38) Part No. 238–906, Series B (includes items 1–106)

25 (Ref)

105

103

104

106

38102

16 308-425

103 (Ref)

06229

Parts

Part No. 237–285, Series B (includes items 1–38) Part No. 238–906, Series B (includes items 1–106)

Ref. No. Part No. Description Qty.

1 237–278 PUMP

2 238–271 CART

2a 113–362 . WHEEL 2 2b 113–436 . 2c 113–361 . CAP 2 2d 191–605 . BRACKET 1 4 238–620

5 112–839 BUSHING, reducer; 2” npt(m) x

6 100–088 ELBOW

7 169–528 8 237–522

9 206–994 THROAT SEAL LIQUID;

10 190–439

11 190–411 12 190–412 NUT 13 112–973 O-RING; PTFE r 1 14 156–849

, King, 56:1 ratio;

See manual 308–353 for parts

, portable

Includes replaceable items 2a–2d

RING, retaining

FLUID FIL (60 mesh) stainless steel element and drain valve

See manual 307–296 for parts

1” npt(f); zinc-plated malleable iron

chrome-plated malleable iron TUBE, suction; aluminum HOSE, suction; nylon; 1 in. (25 mm) ID; 1” npt (mbe); 6 ft (1.8 m) long

8 oz (0.5 liter); not shown NIPPLE; 1” npt x 1–3/8 unf–2a; carbon steel ADAPTER; 3/4 npt(m); carbon steel

NIPPLE; 3/8 npt

TER, with 250 micron

, street, 90_; 2” npt(m x f);

; 1–3/8 unf–2b; carbon steel

Ref. No. Part No. Description Qty.

15 100–004 CAPSCREW

16 100–133 LOCKW

17 100–131 NUT 19 238–881 AIR REGULATION KIT

25 214–953

26 238–909 GROUND WIRE AND CLAMP 1 33 111–040 NUT 34 100–057 SCREW

35 191–383 BRACKET

36 113–428 SCREW, hex socket;

37 102–040 NUT

38 103–347 RELIEF VAL

102 238–591 AIRLESS SPRAY GUN

103 238–396

1 1

104 238–383

105 150–287

106 189–018

1.25 in. (31 mm) long

, full, hex; 3/8–16 unc–2b

See manual 308–648 for parts HOSE, air; 3/4 in. (19 mm) ID; 3/4 npt (mbe); 15 in. (381 mm) long

, lock; with nylon insert; 5/16–18

5/16–18 x 3/4 in. (19 mm) long

1/4–20 x 1 in. (25 mm) long

, lock, hex; 1/4–20

100 psi (7 bar

See manual 308–236 for parts

, hex hd; 3/8–16 unc–2a;

ASHER, external tooth; 3/8”

, cap, hex hd;

, mounting

VE, air;

, 0.7 MPa)

4 4 4

4 1

4 4

1 1 1

Manual

Cart Change:

Change Summary

All models now use Part No. 238–271

Cart.

Air Regulation Kit:

238–881 Air Regulation Kit.

Ground W

ire:

All models now use Part No. 238–909

Ground Wire.

Series Levels:

Added Model:

All models advance to Series B.

Model 238–906 is added to the manual.

All models now use Part No.

308-425 17

Technical

PTFEPTFEPTFE

Category Data

Maximum

Maximum air input pressure 90 psi (6 bar

Ratio 56:1

Pump performance data

Air consumption data

Air inlet size

Fluid outlet size (at fluid filter)

Fluid inlet size

Maximum operating temperature

etted parts

fluid working pressure

is a registered trademark of the DuPont Co.

5000 psi (345 bar

See pump manual 308–353

3/4 npsm(f)

3/8 npt(m)

2 in. npt(f)

180_F (82_C)

Pump:

See pump manual 308–353

Fluid Filter/Surge T

Suction Hose and T

Fluid Fittings:

Drain T

ube, Fluid Hoses:

Data

, 34.5 MPa)

, 0.6 MPa)

ank:

See manual 307–296

ube:

Nylon, Aluminum

Zinc-Plated Malleable Iron, Zinc-Plated Carbon Steel

Nylon

Sound Pressure Levels (dBa)

(tested in accordance with ISO 3744)

Input

Air Pressures at 15 cycles per minute

40 psi (2.8 bar

Air Motor

Standard King

Reduced Icing Quiet King 79.0 dBa 80.8 dBa 82.0 dBa 89.0 dBa

0.28 MPa)

79.0 dBa 81.4 dBa 83.0 dBa 90.5 dBa

58 psi (4 bar

0.4 MPa)

70 psi (4.8 bar

0.48 MPa)

90 psi (6 bar

0.6 MPa)

18 308-425

Model 236–477 Shown

Dimensions

Pump Model

236–477

237–296

237–281

237–285

238–906

A B C W

51.1 in. (1297 mm)

51.2 in. (1300 mm)

idth Across

Wheels

28.1 in. (714 mm) 30.7 in. (780 mm) 26 in. (660 mm)

06224

Weight

270 lb (123 kg)

295 lb (134 kg)

280 lb (127 kg)

270 lb (123 kg)

295 lb (134 kg)

308-425 19

The

WARRANTY

Graco

warrants all equipment listed in this manual which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defec tive. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’ ommendations.

This warranty does not cover caused by faulty installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of non-Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility of Graco equipment with structures, accessories, equipment or materials not supplied by Graco, or the im proper design, manufacture, installation, operation or maintenance of structures, accessories, equipment or materials not sup plied by Graco.

This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs will be made at a reasonable charge, which charges may include the costs of parts, labor

THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.

s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no

Graco’ other

remedy (including, but not limited

, or any other incidental or consequential loss) shall be available. Any action for breach of warranty must be brought within two

erty (2)

years of the date of sale.

GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN CONNECTION WITH SOLD BUT NOT MANUFACTURED BY GRACO.

switches, hose, etc.) are subject to the warranty tance in making any claim for breach of these warranties.

Graco Warranty and Disclaimers

, and Graco shall not be liable for general wear and tear

, and transportation.

to, incidental or consequential damages for lost profits, lost sales, injury to person or prop

ACCESSORIES, EQUIPMENT

These items sold, but not manufactured by Graco (such as electric motors,

, if any

, of their manufacturer

. Graco will provide purchaser with reasonable assis

, or any malfunction, damage or wear

, MA

TERIALS, OR COMPONENTS

s written rec-

For Sales to Canadian Customers:

Except

as expressly stated herein, Graco makers no representations, warranties

any goods or services sold, and

cerning warranty

MERCHANTABLE QUALITY OR FITNESS FOR A PARTICULAR PURPOSE.

LIMITATION OF LIABILITY

In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equip ment hereunder contract, breach of warranty

SPECIAL WARRANTY FOR DURA-FLO DISPLACEMENT PUMP LOWERS

For no additional cost, Graco of sale by an authorized Graco distributor to the original purchaser for use. All other terms and conditions of the Graco warranty shall apply

or condition of any kind, whether arising by operation of law or otherwise, including but not limited to,

, or for the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of

, the negligence of Graco, or otherwise.

fers an extended warranty for Dura-Flo displacement pump lowers for 36 months from the date of

Graco

PLACE AN ORDER

1–800–367–4023 T

, contact your Graco distributor

oll Free

GRACO SHALL NOT BE LIABLE IN ANY MANNER FOR

Phone Numbers

, or call this number to identify the distributor closest to you:

or conditions, express, implied or collateral, con

any other representation,

WARRANTIES OF

Foreign Offices:

 

Sales

Belgium, Canada, England, Korea, Switzerland, France, Germany

Offices:

Atlanta, Chicago, Detroit, Los Angeles

GRACO INC. P.O. BOX 1441

PRINTED

IN U.S.A. 308–425 August 1994 Revised June 1996

MINNEAPOLIS, MN

, Hong Kong, Japan

55440–1441

Graco Inc 308-425, 237-296 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual