Bolt On Auxiliary Spool Section Dismantling And Assembly; Auxiliary Relief Valve (Arv) - jcb 214e Service Manual

Backhoe loader

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Dismantling and Assembly

Bolt on Auxiliary Spool Section

The numerical sequence shown on the illustration is

intended as a guide to dismantling.

For assembly the sequence should be reversed.

Great care should be taken when dismantling and

assembling a valve to avoid the following:-

Contamination

Damage to spools

Damage to seal grooves

Any of the above may result in possible problems with the

operation of the valve.

When Dismantling

When removing 'O' Rings and seals, use an appropriatly

rounded tool that WILL NOT cause any damage to the seal

Discard ALL 'O' Rings and back-up rings. DO NOT use

worn or damaged items.

Inspect the valve components for scratches, nicks or any

other type of damage, replace with new if required.

When Assembling

Renew all 'O' rings and back-up rings.

Lubricate parts with JCB Hydraulic Fluid before assembling.

Make sure that all the parts move freely.

Make sure that the 'O' rings and back-up rings are fitted the

correct way, items 13, 14 and 19, 20.

Adjust pressure setting as required, refer to Service

Procedures, Pressure Testing - MRV and ARV's.

Torque Settings

Loader Valve - Fixed Flow

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