306–694
Table of Contents
Warnings
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation
5
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation
8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance
11
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service
Troubleshooting Chart
12
. . . . . . . . . . . . . . . . . . . . . .
Disconnecting the Displacement Pump
13
. . . . . . .
Reconnecting the Displacement Pump
13
. . . . . . .
Parts Drawings and Lists
Model 237–004
14
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Model 221–068
15
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Model 217–579
16
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Model 237–067
17
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dimensions
18
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mounting Hole Layout
18
. . . . . . . . . . . . . . . . . . . . . . . . . .
Technical Data
19
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warranty
20
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Graco Phone Number
20
. . . . . . . . . . . . . . . . . . . . . . . . . .
Symbols
Warning Symbol
WARNING
This symbol alerts you to the possibility of serious
injury or death if you do not follow the instructions.
Caution Symbol
CAUTION
This symbol alerts you to the possibility of damage to
or destruction of equipment if you do not follow the
instructions.
WARNING
INSTRUCTIONS
EQUIPMENT MISUSE HAZARD
Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury.
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 uncertain about usage, call your Graco
distributor.
Do not alter or modify this equipment. Use only genuine Graco parts and accessories.
Check equipment daily. Repair or replace worn or damaged parts immediately.
Do not exceed the maximum working pressure of the lowest rated system component. This equip-
ment has a
3000 psi (21.0 MPa, 210 bar) maximum working pressure at 100 psi (0.7 MPa, 7
bar) maximum incoming air pressure.
Use fluids and solvents which are compatible with the equipment wetted parts. Refer to the
Tech-
nical Data section of all equipment manuals. Read the fluid and solvent manufacturer’s warnings.
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 82
C (180
F) or below –40
C (–40
F).
Wear hearing protection when operating this equipment.
Do not lift pressurized equipment.
Comply with all applicable local, state, and national fire, electrical, and safety regulations.
