Giant GP8055/GP8060/GP8065 PUMP REPAIR KITS, Plunger Packing Kits, Oil Seal Kit - #09221

GP8055/GP8060/GP8065 PUMP REPAIR KITS

Plunger Packing Kits				Oil Seal Kit - #09221
GP8055 - #09616				Item	Part #	Description	Qty.
Item	Part #	Description	Qty.	33A	05056	O-Ring	3
38A	13286	O-Ring	6	33B	05057	Compact Ring	3
38B	05281	Support Ring	6	33C	05058	Radial Shaft Seal	3
39A	05066	O-Ring	6	Inlet Valve Kit - #09587
40	07723	Seal Ring	3
42	05277	V-Sleeve	9	Item	Part #	Description	Qty.
GP8060 - #09617				53B	05078	Inlet Valve Seat	1
Item	Part #	Description	Qty.	53C	05079	Valve Plate	1
38A	06667	O-Ring	6	53D	07658	O-Ring	1
39A	05066	O-Ring	6	53E	05080	Valve Spring	1
40	05067	Seal Ring	3	53F	05081	Valve Spring Guide	1
42	05069	V-Sleeve	9
GP8065 - #09586				Discharge Valve Kit - #09588
Item	Part #	Description	Qty.	Item	Part #	Description	Qty.
38A	06667	O-Ring	6	54B	05084	Discharge Valve Seat	1
39A	05066	O-Ring	6	54C	05079	Valve Plate	1
40	06996	Seal Ring	3	54D	06258	O-Ring	1
42	06997	V-Sleeve	9	54E	05080	Valve Spring	1
				54F	05081	Valve Spring Guide	1

	GP8055/GP8060/GP8065 TOOL LIST AND TORQUE SPECIFICATIONS
ITEM	PART #	DESCRIPTION	TORQUE Ft-lbs (NM)		TOOL NEEDED
17	05038	Hexagon Socket Screw	64	(87)	10mm allen wrench
24	05047	Connecting Rod Hexagon Socket Screw	37	(50)	8mm allen wrench
33B	05054	Clip Ring	n/a		Industrial Snap ring pliers
36C	05062	Tension Screw	30	(40)	16mm socket
49A	05073	Hexagon Nut (manifold)	265	(360)	30mm socket
51/52	05084/05076	Valve Assemblies	n/a		Valve puller (p/n 07662) - included with pump
58	05087	Hexagon Socket Screw	132	(180)	12mm allen wrench
K5	07381	Hexagon Socket Screw	n/a		8mm allen wrench

GP8000 Trouble Shooting

Problem	Cause	Solution
Pressure drops, water leaks	V-sleeves leak	Replace V-sleeves, examine surface of
		plunger
Pressure drops, pump	Discharge or suction valve leaks	Replace valve
	Steam formation (cavitation)	Reduce suction height, reduce flow resistance
becomes loud		in inlet line, clean inlet filter, lower water
		temperature
Irregular pressure	Worn valves	Examine valves
	O-Ring on the valves or inlet valve	Examine O-ring, examine valve casing for
	adapter leaks	unevenness on the sealing surfaces
Oil leaks at visible part of	Gear sealing is leaky	Examine seals and running surface of plunger
plunger
Dirty mile-colored frothy oil	Oil has mixed with water	Replace oil immediately, find and fix the cause
Oil leakage on the crankshaft	Shaft seal ring leaks	Check seal and shaft
Noise increases without loss of	Worn bearing	Dismantle gear, examine all parts, replace
pressure		worn parts, check oil level. If service life was
		too short, check for excess strain or whether
		lubrication intervals were too long. Only
		specified lubricants are to be used

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