Giant REASSEMBLY INSTRUCTIONS - P420A-3100/5100 PUMPS, Pump Mounting Selection Guide, Bushings

REASSEMBLY INSTRUCTIONS - P420A-3100/5100 PUMPS

9)Check surfaces of plunger pipe (16B).

10)Place each seal case (20) with new o-rings (21 and 22) and new oil seals (19) over plungers (16) with weep hole down. Gener- ously lubricate o-rings and oil seals before reassembly.

11)Place pressure rings and weep seals (23B) over plungers and into each seal case (20).

14)Slide valve casing over plungers and seat firmly. Replace the 8 socket head cap screws (34) and tighten to 35 ft.-lbs. in a crossing pattern (as shown below).

12)Place weep return rings (25) over the plunger (16) and pressure ring over plunger (24).

6	4	2	7
8	1	3	5
13) Generously lubricate

v-sleeves. Assemble spacer rings (23A), and v-sleeves (23) into valve casing (26).

Pump Mounting Selection Guide

Bushings

07175 - 28 mm Tapered H Bushing

Pulley & Sheaves

01055 - 7.75”Cast Iron 2 gr. - AB Section 01062 - 7.75”Cast Iron - 2 gr. - AB Section

Rails

07358 - Plated Steel Channel Rails (L=9.18"xw=1.88"xh=3.00")

Contact Giant Industries for service school information. Phone: (419) 531-4600