Graco G3 Series User manual

Instructions

G3 Reservoir and O-Ring

Replacement Kit

Instructions for replacing G3 reservoir and o-rings. For professional use only.

Part No.:

571179 - 2 Liter, Oil

571042, 571069 - 2 Liter, Grease

571182 - 4 Liter, Oil

571183 - 4 Liter, Grease

25C764 - 4 Liter, Mid-Section

Important Safety Instructions

Read all warnings and instructions in this

manual and the G3 Pump Instruction manual

included with your unit. Save these instruc-

tions.

3A0534H

Instructions

23A0534H

Instructions

Pressure Relief

Relieve pressure in system by using two wrenches

working in opposite directions on pump element and

pump element fitting to only loosen fitting.

NOTE: When loosening pump element fitting, do NOT

loosen pump element. Loosening pump element will

change the output volume.

Disassembly

Reference numbers used in these instructions corre-

spond to parts included in Kit and are provided on page

1. Parts identified with an alpha character are user pro-

vided or already installed components.

Reservoir Disassembly

1. Disconnect power source.

2. Relieve pressure using Pressure Relief Procedure

provided.

3. Use a strap wrench around reservoir to turn reser-

voir 1/4 turn counter-clockwise (FIG. 2).

4. Remove reservoir from G3 base and discard reser-

voir according to local codes for proper disposal.

For 25C764 replacement only: Do not discard res-

ervoir. Only discard broken mid section.

NOTE: If your unit includes a follower plate, remove any

parts noted in Step 1 of the Follower Plate Disassembly

section and keep those parts for reassembly.

Follower Plate Disassembly

If your unit does not have a follower plate, continue

disassembly with O-Ring Disassembly instructions,

page 3.

1. Verify the following parts were removed with reser-

voir (FIG. 3):

• Spring (S)

• Follower Pate (FP)

• Follower Plate Seal (FPS)

• Rod (R)

SKIN INJECTION HAZARD

High-pressure fluid from dispense device, hose leaks, or

ruptured components will pierce skin. This may look like

just a cut, but it is a serious injury that can result in ampu-

tation. Get immediate surgical treatment.

Follow Pressure Relief Procedure in this manual, when

you stop dispensing and before cleaning, checking, or

servicing equipment.

FIG. 1

FIG. 2

FIG. 3

FP FPS

Instructions

3A0534H 3

2. Remove any parts still installed in the G3 base.

3. Be sure parts remaining in reservoir were removed

to reuse them for reassembly.

4. Examine follower plate seal referenced in Step 1 for

wear or damage. If it is damaged, it must be

replaced. Part No. 278139 is available from Graco.

Contact customer service to order this part or your

local Graco distributor.

Upper O-Ring Disassembly

If o-ring (a) did not come out of the groove in ricer plate

(b) when reservoir was removed, remove and discard

o-ring according to local codes for proper disposal (FIG.

4).

The lower o-ring is located beneath the ricer plate

(b). If replacing this o-ring, continue with Lower

O-Ring Disassembly instructions.

If lower o-ring is not replaced, begin Reassembly

instructions starting on page 4.

Lower O-Ring Disassembly Instructions

1. Perform all applicable previous disassembly instruc-

tions for reservoir, follower plate (if applicable) and

upper o-ring.

2. Turn paddle (c) clockwise to loosen and remove it

from G3 base (FIG. 5).

NOTE: For models that include a Low Level paddle

and/or follower plate only, be careful when removing

stirring paddle from G3 that bearing (f) does not fall

into the unit.

3. Remove ricer plate (b) from G3 base.

4. Remove o-ring (e) located under ricer plate (FIG. 6).

FIG. 4

FIG. 5

FIG. 6

Instructions

43A0534H

Reassembly

Lower O-Ring Installation

1. Coat new o-ring (1) with grease (user supplied) and

install o-ring in bottom groove of ricer plate (b).

2. Replace ricer plate (b), aligning circular sections

with the round bosses in the base.

NOTE: It may be necessary to use a press to seat

the plate properly in the G3 base.

3. Reinstall paddle (c) by turning it counter-clockwise

till tight - hand tighten only (FIG. 8).

NOTE: If a low level paddle (d) is installed, to pre-

vent damage, hold low level paddle in its full out

position while installing stirring paddle (FIG. 9).

4. Complete installation following instructions for Top

O-ring and Reservoir installation, page 4.

Top O-ring Installation

1. Coat new o-ring (1) with grease (user supplied).

2. Install o-ring in groove of ricer plate (b) (FIG. 10).

Follower Plate Installation

If your unit does not have a follower plate, continue

installation instructions with Top O-Ring Installa-

tion, page 5.

1. Verify low level paddle (d) is in full out position as

shown in FIG. 9.

2. Install follower plate (FP) on stirring paddle (c). Be

sure the seal (FPS) is facing down (toward ricer

FIG. 7

FIG. 8

FIG. 9

FIG. 10

Instructions

3A0534H 5

plate) as shown in FIG. 11.

3. Install spring (S) into spring pocket (f).

4. Install Rod (R) into reservoir (2).

5. Slide rod (R) through center of spring (S) and fol-

lower plate (FP).

6. Seat spring in spring pocket in top of reservoir.

7. Compress spring to install reservoir. See Reservoir

Installation instructions.

Reservoir Installation

1. Install new reservoir (2) with vent (g) facing toward

the rear left (h) of the G3 base. See FIG. 12 for cor-

rect orientation of these parts to ensure proper

installation.

2. Position strap wrench over reservoir and use it to

turn reservoir 1/4 turn clockwise till reservoir will not

turn any farther (FIG. 12).

FIG. 11

FPS

FIG. 12

NOTICE

Be careful when installing reservoir that o-ring is not

pinched. If the o-ring is not correctly installed,

grease could leak out of the bottom of the G3 reser-

voir.

Parts

63A0534H

Parts

2 Liter, Oil Model 571179 2 Liter, Grease Model 571042

Ref. Description Qty

1 RESERVOIR 1

2 CAP, oil, fill 1

3 LABEL 1

4O-RING 1

5PACKING 1

Ref. Description Qty

1 RESERVOIR 1

3 LABEL 1

4O-RING 1

5 O-RING, square 1

Parts

3A0534H 7

4 Liter, Oil Model 571182 4 Liter, Grease Model 571183

4 Liter, Mid Section 25C764

Ref. Description Qty

1 RESERVOIR 1

2 CAP, oil, fill 1

3 LABEL 1

4O-RING 1

6 ADAPTER 1

Ref. Description Qty

1 RESERVOIR 1

3 LABEL 1

4O-RING 1

6 ADAPTER 1

Ref. Description Qty

7 MID SECTION 1

8O-RING 1

All written and visual data contained in this document reflects the latest product information available at the time of publication.

Graco reserves the right to make changes at any time without notice.

For patent information, see www.graco.com/patents

Original instructions. This manual contains English. MM 3A0534

Graco Headquarters: Minneapolis

International Offices: Belgium, China, Japan, Korea

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

www.graco.com

Revised February 2017

Other manuals for G3 Series

Table of contents

Other Graco Water Pump manuals

Graco

Graco SaniForce 25N009 Parts list manual

Graco

Graco President 232204 Operation manual

Graco

Graco Orion 245934 Operation manual

Graco

Graco 15H882 User manual

Graco

Graco Therm-O-Flow C03509 Operation manual

Graco

Graco 24V671 User manual

Graco

Graco Husky 2150e Use and care manual

Graco

Graco 222012 User manual

Graco

Graco 258771 Use and care manual

Graco

Graco Husky 1590 Datasheet

Graco

Graco ProConnect 19Y298 Operating instructions

Graco

Graco QEN AutoPump AP4+ User manual

Graco

Graco Hydra-Clean 1040 User manual

Graco

Graco husky 3275 User manual

Graco

Graco Series A Operation manual

Graco

Graco Viscount I 3000 Operation manual

Graco

Graco G3 Pro User manual

Graco

Graco G3 Series User manual

Graco

Graco Dyna-Star 132220 User manual

Graco

Graco 210-208 Datasheet

Graco

Graco Series A Operation manual

Graco

Graco 308996J Operation manual

Graco

Graco Dura-Flo 900 Operation manual

Graco

Graco LubePro A4000 User manual

Popular Water Pump manuals by other brands

Neptun

Neptun NPHW 5500 operating instructions

Sensidyne

Sensidyne Gilian BDX-II Operation & service manual

Draper

Draper 47808 instructions

Trolla

Trolla 12820 manual

Sunfab

Sunfab SVH Series installation guide

WilTec

WilTec 50740 Operation manual

Fieldmann

Fieldmann FVC 5015 EK user manual

Everbilt

Everbilt EFSUB5-122HD Use and care guide

esotec

esotec 101018 operating manual

moyno

moyno 2000 CC Service manual

Becker

Becker BASIC VASF 2.80/1-0.AC230 operating instructions

Sykes AmeriPumps

Sykes AmeriPumps GP100M Operation and maintenance instructions

DUROMAX

DUROMAX XP WX Series user manual

BRINKMANN PUMPS

BRINKMANN PUMPS SBF550 operating instructions

Franklin Electric

Franklin Electric IPS Installation & operation manual

Xylem

Xylem e-1532 Series instruction manual

Milton Roy

Milton Roy PRIMEROYAL instruction manual

STA-RITE

STA-RITE ST33APP owner's manual