Cub Cadet 8404 - Manual (Page 228)

CHAPTER 8 8354/8404
8-18 D615-W02 May-2003
615W825A
615W826A
615W827A
b. Disassembly of Relief Valve
1. Disassemble retainer screw (1) from plug (29) of
housing (20) and pull out retainer pin (2) and ball
(3).
2. With flanged surface of housing (20) upward, dis-
assemble relief-adjusting plug (29) and pull out O-
ring (28).
3. Pull out damper collar (27) and spring (26).
4. Pull out poppet (25) from housing (20) using
pincette.
(a) Screw (26) Spring
(b) Retainer Plate (27) Damper Collar
(c) Ball (28) O-ring
(25) Poppet (29) Adjusting Plug
D. Assembly of Power Steering Unit
a. Assembly of Control
1. Insert dust seal (32) from flange section into hous-
ing.
(32) Dust Seal
3. Rotate spool (15) and insert slowly into sleeve (12).
Take spline of spool and make sure spool lightly
rotated in sleeve.
4. Align two spring grooves between spool and sleeve
at 180 and keep parallel. Insert spring insert tool
into spring groove and install centering spring in
insert tool with tooth ends downward. This time if
raised spool from sleeve, it is convenient for insert.
• To easy pressure adjustment when
reassembling, measure the depth
from flanged surface of housing to re-
lief adjusting plug (29) in advance us-
ing vernier calipers.
CAUTION
• Assemble with the flat surface of dust
seal downward.
CAUTION
2. With housing flange downward, insert O-ring (30)
into assembled groove and assemble with one
bearing less (18), thrust needle bearing (19) and
bearing less (18).
(18) Bearing Less
(19) Thrust Needle Bearing
(30) O-Ring