3-139
Fig. 3.444
Fig. 3.447
Fig. 3.446
Fig. 3.445
(2) Reassembling main relief valve
① Insert the main poppet (1) and spring (2) into
the sleeve (3). Install the sleeve onto the pilot
seat (6) (with “O”-ring (4) and back-up ring (5)
attached).
② Install “O”-rings (3) onto the cap (1) and plug
(2).
③ Install the pilot poppet (2) and spring (3) into
the plug (1). Install the adjuster kit (5) (with
“O”-ring (4) attached) temporarily.
④ Install the parts assembled in step ③ into the
cap (1) and then tighten the adjuster kit (2)
securely.
Cap (1) :
69 - 78 N-m {7.0 - 8.0 kgf-m}
[50.9 - 57.5 lbf-ft]
Adjuster kit (2):
27 - 31 N-m {2.8 - 3.2 kgf-m}
[19.9 - 22.9 lbf-ft]
Threads: Hydraulic oil
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