P15 regulator, Air power pack maintenance, Hpg ras – Hawk Industries Spinner Manual 550 HYDRAULIC Serial Numbers 206 to 591 User Manual

Page 34: Adjusting grip pressure, Air regulator maintenance

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34

Maintenance & Repair

HPG

RAS

BONNET RETAINING

SPRING

POPPET AND RILIEF

TUBE ASS'Y

BONNET ASS'Y

SPRING REST

CONTROL SPRING

PISTON

PISTON SEAL

BODY

RETAINER RING / SEAL

CAP SEAL

BALANCING SEAL

POPPET RETURN SPRING

CAP

1. The power pack hydraulic grip

pressure is set from the factory.

2. However if it becomes necces-

sary to re-adjust the hydraulic

grip pressure output of the power

pack, rotate the regulator adjust

screw (RAS) in to increase hy-

draulic grip pressure output and

screw out to decrease pressure.

3. Adjust hydraulic pressure to

1800-2000psi. Watch hydraulic

pressure gage (HPG).

4. Lock the jam nut on the regula-

tor adjust screw (RAS) to lock in

setting.

Adjusting Grip Pressure

031-P15 Regulator

Air Regulator Maintenance

ITEM

P/N

RELIEVING PISTON

KIT

POPPET KIT

031-P15-1

031-P15-2

Air Power Pack Maintenance

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