16-36. SELF-RECOVERY WINCH (SRW) COUNTERBALANCE VALVE
Relief valve is easily scratched or
dented. Use extreme care when
installing preformed packings
and backup rings in relief valve
or damage to equipment may
Cup side of backup ring should
face preformed packing upon
Apply hydraulic oil to preformed
packings (10) and (11) and backup rings
(12) and (13).
Install two preformed packings (10) and
(11) and two backup rings (12) and (13) in
relief valve (9).
Jam nut on relief valve is preset
at factory. Damage to equipment
may result if jam nut is tampered
with or removed.
Install relief valve (9) in counterbalance
valve assembly (1). Tighten relief valve 30
to 36 lb-ft (41 to 49 N.m).