jcb JS220 Service Manual

79 - 2
Section E
Hydraulics
9803/6400
Section E
79 - 2
Issue 1
Hydraulic Rams
Maintenance Specifications JS200/JS240
Use Limit
Piston Rod Outer Diameter Wear Limit
Rod Bushing Inner Diameter Wear Limit
Piston Slide Ring Thickness Wear Limit Section
Nominal diameter (mm) Standard inner diameter (mm) Maximum inner diameter (mm) Treatment
55~75 +0.06~+0.19 +0.30 Bushing replacement
80~120 +0.06~+0.195 +0.30 Bushing replacement
Nominal diameter (mm) Standard thickness (mm) Maximum thickness (mm) Treatment
95~160 2.42~2.48 2.37 Replace slide ring
165~250 2.92~2.98 2.87 Replace slide ring
Nominal diameter (mm) Minimum outer diameter (mm) Treatment
55~80 -0.023 Replace or replate
85~120 -0.027 Replace or replate

jcb JS220 Specifications

General

Brand	jcb
Model	JS220
Category	Excavators
Language	English