SUBSECTION 5C
CONTROL VALVES
13. WIPER
07.
SPRING GUIDE
01.
BODY
14. STEM
08.
SPOOL
02.
SPRING GUIDE
15. GLAND
09.
SPRING
03.
O-RING
10.
O-RING
04.
PLUG
*SEAL KIT ITEMS
11.
RETAINING PIN
WASHER
05.
12.
SEAL
06.
SPRING
Figure 5C-2. Control Valve (36Q384)
REMOVAL. To remove this valve, proceed as follows:
1. See General Removal at the beginning of this section.
2. If attached, remove the flexible lines at this valve from
the quick disconnects.
3. Loosen, but do not remove, the hydraulic lines to the
valve to relieve any pressure. Tag and remove the lines. Cap
the lines and plug the valve ports.
4. Remove the three capscrews and lockwashers securing
the valve to the carbody.
DISASSEMBLY. During disassembly, particular attention
should be given to the identification of parts for reassem-
bly. Spools are selectively fitted to the valve bodies and
must be returned to he same bodies from which they were
removed. Valve sections must be reassembled in the same
order. To disassemble this valve, proceed as follows (see
1. Remove the "E" washers which retain the fulcrum rod
and remove the rod, levers and pivot pins.
2. Remove the four screws and nuts. Separate the valve
sections. Be careful not to destroy or lose spacers.
3. Slide the spool out of its bore and remove the O-rings
from the groove in the spool and from the valve body around
the spool bore. Do not remove the centering spring or re-
tainer unless it is necessary to replace them.
4. Grip the stem of the check valve plug with pliers and pull
it out of the valve body. Remove the O-ring and back-up ring.
Remove the spring and ball from the valve body.
5. Remove the O-rings, back-up rings, seals, and retainers
Figure 5C-3. Control Adjustments
from the body sections.
5C-3