wsm ME8200 - 4 Checking, Disassembling and Servicing; Checking and Adjusting; PTO Clutch Valve

8-S8
ME8200, ME9000, WSM
HYDRAULIC SYSTEM
4. CHECKING, DISASSEMBLING AND SERVICING
[1] CHECKING AND ADJUSTING
(1) PTO Clutch Valve
Relief Valve Setting Pressure
1. Start the engine and warm up the transmission fluid, and then
stop the engine.
2. Remove the plug (4) (PT 1/8) on the PTO valve spool (5).
3. Set the adaptor (PT 1/8) (Use the oil pressure tester for diesel
engines, Code No. 07916-32032), threaded joint (3), cable (2)
and pressure gauge (1).
4. Start the engine and set the engine speed maximum.
5. Move the PTO clutch lever to the “ON” position, and measure
the pressure.
6. If only the pressure in the PTO clutch engaged position is low,
check the hydraulic PTO clutch system.
7. If the measurement is not within the factory specifications, loosen
the lock nut (7) and turn the screw (6) to adjust.
IMPORTANT■
• Do not connect the universal joint of the implement to the
tractor PTO shaft while testing.
Condition
• Engine speed ......... Maximum
• Oil temperature ...... 45 to 55 °C
113 to 131 °F
(Reference)
• Turn the screw (6) to clockwise direction → Pressure increase
• Turn the screw (6) to counterclockwise direction → Pressure
decrease
W1013299
PTO pressure (When
PTO clutch lever is
“Engaged” position)
Factory spec.
2.45 to 2.55 MPa
25.0 to 26.0 kgf/cm
2
356 to 370 psi
PTO pressure (When
PTO clutch lever is
“Disengaged” position)
Factory spec. No pressure
(1) Pressure Gauge
(2) Cable
(3) Threaded Joint
(4) Plug (PT1/8)
(5) Spool
(6) Screw
(7) Lock Nut
KiSC issued 03, 2007 A