Hyundai HDF 50-7S, Руководство по обслуживанию

Страница: 273 / 518

6-26
2. MAIN CONTROL VALVE
Lay out valve components on a clean, flat
working surface. The inlet assembly will
include an O-ring, and the spool section(s)
include an O-ring, a load check poppet and
a load check spring. Tools required for
basic valve assembly include 3/4 and 11/16
open or box end wrenches and a torque
wrench with thin wall sockets.
Assemble tie rod nuts to one end of each
tie rod with one or two threads showing.
Insert tie rods through tie rod holes of inlet
(Large tie rod at top). Lay inlet on end with
tie rods up, place O-ring into position.
Place first spool section(O-ring side up) on
inlet section, position O-ring and insert load
check poppet(Nose down) and spring
(Behind poppet) into load check cavity as
shown. Repeat this procedure for each
spool section ; The load check springs are
compressed by the following sections
during assembly.
Position end section on last spool section
as shown and hand tighten tie rod nuts. The
end section on picture is a "turn around"
section without ports. Universal outlet
/power beyond section and power beyond
and closed center sections are also used
as end sections. These end sections do
not have O-ring grooves.
1)
2)
3)
4)
7406S MCV05(1)
7406S MCV05(2)
7406S MCV05(3)
7406S MCV05(4)
https://www.forkliftpdfmanuals.com/