Graco 308401E- User Manual
Graco 308401E– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – WARNING
- Page 3 – Installation; CAUTION; Operation
- Page 4 – Troubleshooting
- Page 5 – Parts
- Page 6 – Notes
- Page 7 – Technical Data; Accessories
- Page 8 – The Graco Warranty and Disclaimers; Graco Information
STAINLESS STEEL, WATERBASE COMPATIBLE
Back Pressure Regulator
For use in circulating systems to provide regulated back pressure to spray
gun(s) and to maintain proper system pressure. Model 237503 is the back
pressure regulator only. Model 236770 includes the gauge, tube, inlet adapter
and outlet swivel union.
300 psi (21 bar, 2.1 MPa) Maximum Inbound Pressure
180 psi (12.4 bar, 1.24 MPa) Maximum Regulated Pressure
Model 236770, Series B
Model 237503, Series B
Table of Contents
Warnings
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service
4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting
4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts
5
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dimensions
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Technical Data
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accessories
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warranty
Back Cover
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Graco Information
Back Cover
. . . . . . . . . . . . . . . . . . . .
Instructions–Parts List
308401E
ENG
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
03505
Model 236770
03963
Model 237503
"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.
Summary
2 308401 WARNING INSTRUCTIONS EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury. D This equipment is for professional use only. D Read all instruction manuals, tags, and labels before operating the equipment. D Use the equipment o...
308401 3 Installation Fig. 1 KEY A Fluid Supply Line B Air Spray Gun C Fluid Pressure Regulator D Air Supply Line E Adjusting Screw F Back Pressure Regulator(236770 shown) G Fluid Return Line H Ball Valve A B C D E F G 03506 H Installing the Back Pressure Regulator CAUTION Handle the back pressure v...
4 308401 Service Pressure Relief Procedure WARNING PRESSURIZED EQUIPMENT HAZARDThe system pressure must be manually relieved toprevent the system from starting or spraying acci-dentally. To reduce the risk of an injury from acci-dental spray from the gun, splashing fluid, ormoving parts, follow the ...
