Kohler KD440

111 112
109 110
108
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1
3
10
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FUEL SYSTEM
Injection pump non-return valve
Theexhaustunionhasanon-returnvalveA.Thepurposeofthisval-
veistoimprovetheinjectionphasebyexpellingtheairinthefueland
preventingitfrombeingsuckedinbythepumpduringtheintakepha-
se.Thisalsoensuresthattheenginestopspromptlyassoonasthe
stoppingdeviceisactivatedbymeansofthesolenoidvalve.
Outlet tting components for 315-350 EPA E 400-440 engines
1) Outlettting
2) BallØ1/8"
3) Threadeddowel
Donotcutthetubelongitudinallybecauseyoumightdamage
theunion.
Injection pump, Rilsan tube removal
CutnylontubeatA.
Removetheportionof the tube whichisstillconnected to the union
usingcommonpliers.Pinchthenylontubewithoutimpairingthesea-
lingpropertiesofunion(seegure).
Re-cyclethesamefeedingtube if theremaininglengthallowsit; re-
placeifnot.
Injection pump, Rilsan tube retting
TheoutlettubeismadeofnylontypeRilsan;itisconnectedtothesu-
itableinjectionpumpunionbymeansofspecialpliers(Ser.No.7104-
1460-023)andaplastic-headhammer(seegure).
KD 225_315_350_400_440 Workshop Manual_cod. ED0053029330_1° ed_ rev.00
KD
225-315-350
KD
315-350 EPA
400-440