BRAND Hydraulics POR75 User Manual

B

ISO 9001:2000 WITH DESIGN

Certificate #02.002.1

INSTALLATION SHEET FOR

POR75 STYLE PILOT OPERATED RELIEF VALVE

ADDITIONAL SHEETS MAY BE PRINTED OUT FROM OUR WEBSITE WWW.BRAND-HYD.COM UNDER PRODUCT CATALOG SECTION

How do I adjust the relief setting?

First, remove the chrome hex plug with a 7/8”combination wrench, etc and set aside. This gives you access to the
relief set screw (5/16” hex). Turning the set screw clockwise 1 turn will increase the pressure ~300psi [20.7bar].

Can I paint my valve?

Pipe thread sealant
reducing agent which allows customers to over-torque fittings. We recommend using a sealant that does not include friction
reducing agents i.e. Lead Plate.

Note: ¼” NPT port can be vented to tank and used as an unloading valve as well as a relief valve.

– Painting valves is okay as long as the all ports are properly plugged.

– Warranty is void when Teflon tape is used to seal pipe threads. This is because Teflon tape is a friction

1.94" [49.2]

KEEP WITH PRODUCT UNTIL INSTALLED

4.56" [115.8]

3.88" [98.4]

CHROME

1.75" [44.5]

0.87" [22.2]

3/4" NPT

TANK PORT

1.75" [44.5]

3/4" NPT

PRESSURE PORT

Figure 1: Dimensional Data for Pilot Operated Relief valve in inches & [millimeters].

BRAND HYDRAULICS

B

S.N.

R
A

N
D

HYDRAULICS

HEX PLUG

2x Ø0.27" [Ø6.8]

1

" NPT PORT

4

IS PLUGGED

4.56" [115.8]

1.62" [41.3]

Revision 12-06