Graco 307628S User Manual
INSTRUCTIONS-PARTS LIST
307628
This manual contains important
warnings and information.
READ AND KEEP IT FOR REFERENCE.
INSTRUCTIONS
First choice when
quality counts.t
316 Series Stainless Steel, Closed Cavity
Low-Pressure Ball Valves
500 psi (35 bar, 3.5 MPa) Maximum Fluid Working Pressure
NOTE: npsm threaded ends meet SAE J516 fitting recommendations.
Refer to page 2 for Table of Contents.
Models
237528
through
237535
and
239079
8691A
Models
237541
238143
Rev. S
Model 237542
Model 237536 Model 237537
Models 237538, 237539, and 237540
List of Models
Model Series Thread
237528 C 1/4 npt(m) x 1/4 npt(m)
237529 C 1/4 npt(m) x 3/8 npsm(m)
237530 C 3/8 npt(m) x 1/4 npt(m)
237531 C 3/8 npt(m) x 3/8 npt(m)
237532 C 3/8 npt(f) x 3/8 npt(f)
237533 C 3/8 npsm(m) x 3/8 npt(m)
237534 C 3/8 npt(f) x 3/8 npt(m)
237535 C 3/8 npt(f) x 3/8 npsm(m)
237536 C 3/8 O.D. tube end x 3/8
npsm(m)
237537 C 3/8 tube fitting (both ends)
237538 C 3/8 tube fitting x 3/8 npt(m)
237539 C 3/8 tube fitting x 3/8 npsm(m)
237540 C 1/2 tube fitting x 3/8 npsm(m)
237541 C 1/2 tube fitting x 3/8 npsm(m)
237542 C 3/8 O.D. tube end x
3/8 tube fitting
238143 B 3/8 tube fitting x 3/8 npsm(m)
239079* B 1/4 npt(f) x 1/4 npt(m)
*Special order.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
ECOPYRIGHT 1994, GRACO INC.
Graco Inc. is registered to I.S. EN ISO 9001
Table of Contents
List of Models 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warnings 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Information 3. . . . . . . . . . . . . . . . . . . . . . . . . . .
Ball Valve Applications 3. . . . . . . . . . . . . . . . . . . . . . .
Tubing Selection 3. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warnings
Warning Symbol
WARNING
This symbol alerts you to the possibility of serious
injury or death if you do not follow the instructions.
WARNING
Installation 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Models 237537 through 237542
and 238143 Only 4. . . . . . . . . . . . . . . . . . . . . . . . . . .
All Other Models 4. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Retightening a Tube Fitting 4. . . . . . . . . . . . . . . . . . .
Technical Data 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Graco Standard Warranty 6. . . . . . . . . . . . . . . . . . . . . .
Graco Phone Number 6. . . . . . . . . . . . . . . . . . . . . . . . .
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
EQUIPMENT MISUSE HAZARD
Spray from the gun, hose leaks, or ruptured components can splash fluid in the eyes or on the skin
and cause serious injury.
To reduce the risk of splashing follow the pressure relief procedure for your equipment before
removing the valve.
Do not stop or deflect fluid leaks with your hand, body, glove, or rag.
Equipment misuse can cause the equipment to rupture, malfunction, or start unexpectedly and
result in serious injury.
D This equipment is for professional use only.
D Read all instruction manuals, warnings, tags, and labels before operating the equipment.
D Use the equipment only for its intended purpose. If you are uncertain about usage, call your
Graco distributor.
D Do not alter or modify this equipment. Use only genuine Graco parts and accessories.
D Check the equipment daily. Repair or replace worn or damaged parts immediately.
D Never exceed the recommended working pressure of the lowest rated system component. This
equipment has a maximum fluid working pressure of 35 bar, 3.5 MPa (500 psi).
D Use only fluids and solvents that are compatible with the equipment wetted parts. See the
Technical Data sections of all the equipment manuals. Read the fluid manufacturer’s warnings.
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D Always wear protective eyewear, gloves, clothing, and respirator as recommended by the fluid
and solvent manufacturers.
D Comply with all applicable local, state and national fire, electrical and other safety regulations.
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