Yanmar YM276 Service Manual page 579

Diesel tractor
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power Shift Transmission
250-10-9
HYDRAULIC CONTROL SYSTEM
HYDRAULIC CONTROL AND LUBRICATING FLOW
(1st Speed
Position)
A
-
Tranmirrion Oil Sump
C
-Power Shih Pump
B
-
Suction Scraen
D
-
Valve Spool
(Strainer)
E
-
2nd Relief Valve
P r e s s u r i z e d Oil (To 1 s clutch piston1
P r w r e FreeOil
Lubricating Oil
tT--J
To
Sump
F
-
Main Relief Valve
I
-
Power Shin Clutch Shah
G
-
Orifice
J -Clutch Pack
H
-
Deb" Relief Valve I D R V I
K
-
Inertia
Brake

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Ym276d

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