Graco G3 Series Manual de usuario

Instructions

G3 Reservoir

Replacement Kit

Instructions for replacing G3 reservoir. For professional use only.

Part No.:

8 Liter - 25E455

12 Liter - 25E456

16 Liter - 25E457

20 Liter - 25E458

Important Safety Instructions

Read all warnings and instructions in this

manual and the G3 Pump Instruction

manual included with your unit. Save

these instructions.

3A6385A

Instructions

23A6385A

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

correspond to parts included in Kit. Parts identified with

an alpha character are user provided or already installed

components.

Reservoir Disassembly

1. Pump or drain all grease from reservoir to relieve

spring pressure on follower plate.

2. Disconnect pump from power source.

3. Relieve pressure using Pressure Relief Procedure

provided in this manual.

4. Loosen and remove bolts (9) and washers (10) on

the top. Loosen nuts (8) on the bottom as shown in

FIG. 2 and FIG. 3. Discard bolts, washers and nuts

according to local codes for disposal. They will not

be used for reassembly.

5. Remove tie rods (TR) and set them aside for reas-

sembly.

WARNING

PRESSURIZED FLUID 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 amputation. Get immediate surgical treat-

ment. Follow Pressure Relief Procedure in this

manual, when you stop dispensing and before clean-

ing, checking, or servicing equipment.

PERSONAL PROTECTIVE EQUIPMENT

Wear appropriate protective equipment when in the

work area to help prevent serious injury, including eye

injury, hearing loss, inhalation of toxic fumes, and

burns.

FIG. 1

FIG. 2: Loosen Bolts on Top

FIG. 3: Loosen Nuts on Bottom

9/10

Instructions

3A6385A 3

6. Remove reservoir (1) from G3 base. Discard reser-

voir (1) according to local codes for proper disposal.

7. Examine follower plate seal (FPS, FIG. 4) and lower

reservoir seal (LRS) for wear or damage. If it is dam-

aged, it must be replaced. Part No. 175695 is avail-

able from Graco. Contact customer service to order

this part or your local Graco distributor.

Reassembly

Always use all of the new parts included in the kit for

reassembly.

1. Install reservoir (1) over the cover/spring/follower

plate assembly (FIG. 5).

2. Align reservoir assembly on base with vent facing

toward the rear left side of the G3 base.

3. Apply Loctite to bolts (9). Install tie rods (TR)

between the cover (C) and G3 base (B). Install bolts

and washers into the cover and tie rods on the top.

Securely tighten nuts (8) on the bottom of the tie

rods (FIG. 7).

FIG. 4

NOTICE

Be careful when installing reservoir that the seal is

not pinched. If the seal is not correctly installed,

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

voir.

FIG. 5

LRS

FPS

FIG. 6

FIG. 7

vent

rear left

side

9/10

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.

Original instructions. This manual contains English. MM3A6385

Graco Headquarters: Minneapolis

International Offices: Belgium, China, Japan, Korea

GRACO INC. AND SUBSIDIARIES • P.O. BOX 1441 • MINNEAPOLIS MN 55440-1441 • USA

www.graco.com

Revision A, October 2018

4. Tighten and torque top bolts (9) and bottom nuts (8)

to 78 to 87 in. lbs (8.81 to 9.83 N•m).

Parts

FIG. 8

FIG. 9

Ref. Description Qty

1 RESERVOIR 1

2 LABEL, branding 1

3 LABEL, cleaning 1

6 GASKET, vent cover 1

7 COVER, vent 1

8NUT,tierod 4

9BOLT 4

10 WASHER 4

11 LABEL, fill 1

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