Charge Pressure Relief Valve - JLG 1850SJ Service And Maintenance Manual

SECTION 5 - BASIC HYDRAULIC INFORMATION & HYDRAULIC SCHEMATICS

Charge Pressure Relief Valve

Replace the charge pressure relief valve (V10-1) or (V10-2) as a
complete unit. Do not attempt to repair the internal compo-
nents of the valve.
REMOVAL
1. Using a 27 mm (V10-1) or a 1 in (V10-2) wrench, remove
the charge pressure relief valve. Discard the O-rings
(V10A).
INSPECTION
1. Inspect the sealing surfaces of the pump and charge
pressure relief valve for nicks or scratches, replace com-
ponents as necessary.
5-146
Figure 5-138. Charge Check / HPRV
REASSEMBLY
1. Lubricate and install new O-rings (V10A).
2. Install the charge pressure relief valve (V10). Torque to
3. Operate vehicle/machine through full range of controls
52 Nm [38 lbft].
to ensure proper operation.
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