23 - 5
Section E Hydraulics
9803/3280
Section E
23 - 5
Issue 1
Service Procedures
To pressure test and re-set the auxiliary relief valves
(A.R.V.'s), service kit 892/00309 must be used.
The service kit comprises; a test block 1, a setting body 2
with adjusting pin 3, a special spanner 4, anti-cavitation lock
out bung 5. A.R.V. cartridge removal tool 892/00335
comprises; an extractor cap 6 and a 'C' washer 7.
1 Remove the complete A.R.V. assembly from the valve
block. If the A.R.V. sub-assembly 7 remains in the valve
block, proceed as follows:
a Fit extractor cap 11 over the A.R.V. sub-assembly
7, into the valve block E.
b Fit 'C' washer 12 on top of the extractor cap, but
under the anti-cavitation spring seat as shown.
c Unscrew the extractor cap, - the A.R.V. sub-
assembly will withdraw with the extractor cap.
2 Use special spanner 4 located in cross holes A and
separate the A.R.V. sub-assembly 7 from its cap 8.
3 Install adjusting pin 3 into setting body 2.
Loader Valve - Pressure Testing
Auxiliary Relief Valves - Using Hand Pump
S162570B
S162570C
S162560
E
!
@
7
7
4
8
3
2
A
S196700
1
2
7
6
4
5
3
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