Cub Cadet 8454 - Manual (Page 240)

CHAPTER 6 8454
6-46 D569-W02 May-2003
2.4 TO CHECK AND TO REPAIR
A. SOLENOID VALVE
1. Replace the solenoid valve ass’y if the wet-drive
sFurface of the spool is worn out or damaged.
2. Perform electric conduction test on the solenoid with
a tester and if not conductive, replace the solenoid
valve ass’y.
3. Replace the O-ring if worn out or damaged.
B. MODULATING VALVE
1. Check valve: Replace the modulating valve ass’y if
the wet-drive surface or the sheet is worn out or
damaged.
2. Filter: Clean out dust (or foreign substance) if any
thereon.
3. Piston and spool: Replace the modulating valve
ass’y if the wet-drive surface or the sheet is worn
out or damaged.
4. O-ring: Replace if worn out or damaged.
(1) Solenoid (5) Spool
(2) Spring (6) Plug
(3) Spring (7) Wire Lead
(4) Spool
(1) Bolt (6) Valve Seat
(2) Cover (7) Adjusting Screw
(3) Piston (8) Lock Nut
(4) Spring (9) Check Valve
(5) Spool (10) Filter
569W658A
569W659A