Section E
9803/8550
Section E
Valves
15 - 2
Pressure Testing - Auxiliary Relief Valve
(A.R.V.'s) - Using Hand Pump
Insert the A.R.V. into the test block, part no. 892/00252.
Connect hand pump 892/00223 and a 0 - 400 bar (0 - 6000
lb/in
2
, 0 - 422 kg/cm
2
) pressure gauge.
Plug the two large diameter (3/4 inch B.S.P.) ports of the test
block using blanking plugs (892/00059) and bonded washers
(1406/0021).
Pressurise until oil begins to escape from the drain hole D.
At this point the gauge will indicate the crack pressure of the
A.R.V.
The pressure should be as given in Technical Data.
If required, adjust the pressure by removing dome nut A,
slackening locknut B and turning screw C.
Torque Settings
Item
Nm
kgf m
lbf ft
A
5.4 - 8.2
0.55 - 0.83
4 - 6
B
5.4 - 8.2
0.55 - 0.83
4 - 6
15 - 2
Issue 3
S221130
B
C
D
A
Summary of Contents for 1CX
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