Kohler KD440

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LUBRICATION SYSTEM
KD 225_315_350_400_440 Workshop Manual_cod. ED0053029330_1° ed_ rev.00
Oil pump
Components:
1 Cover
2Shaft
3Key
4Pin
5Internalrotor
6Externalrotor
Oilpumpdeliveryat3000rpmis5.8l/min.
Oil pump - Clearance between rotors
Measureclearanceasshowninthegure;themax.valueis0.13mm;
wearlimit0.25mm.
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Oil pressure regulation valve
Components for KD 315 and KD 350:
1 Spring 2 Valve 3 Plug
FreelengthA ofthespringis27.50-27.75mm.
Components for KD 225:
4 Ball  5 Spring 6 Plug
FreelengthA ofthespringis23.50-24.50mm.
Components for KD 400-440:
7 Plunger 8 Spring 9 Washer
10 Cup 11 Snapring
FreelengthA ofthespringis25,50÷25,75mm.
Note: IfAis1mmlessthanthegivenvalue,replacethevalve.
 Valvesettingisnotadjustable.
Internal strainer
Theoilpick-upstrainerismadeofnylon66.Itsdegreeofltrationis
500µm.
Dimensions(mm):
A =M16x1.5
B =64
C=102
D=12