Size S Nozzle; Size P Injector; Size P Nozzle - Kohler KD 625/3 Workshop Manual

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KD Workshop Manual_cod. ED0053029350_1° ed_ rev. 00

Size S nozzle

Features:
Hole number and diameter ........4x0,28 mm
Jet angles ..................................160°
Needle valve elevation ..............0,20 ÷ 0,22 mm
Hole length ................................0,7 mm
Sump diameter and length ........1x1,5 mm
Clean nozzle tip with a brass brush.
Check that holes are not obstructed using a mandrel with steel wìre
with 0,28 mm diam.
When refitting tighten ring nut at 70 Nm.


Size P injector

Components:
1 Injector housing
2 Intake fitting
3 Shim
4 Spring
5 Pressure rod
6 Taper pin
7 Nozzle
8 Cup
9 Needle valve
10 Sump
11 System duct
12 Overflow pipe
When refitting tighten ring 8 nut at 50 Nm.


Size P nozzle

Features:
Hole number and diameter ............. 5 x 0,23 mm.
Jet angles ....................................... 150°.
Needle valve elevation ................... 0,200 ÷ 0,205 mm
Hole length ..................................... 1 mm
Sump diameter and length ............. 2 x 2,5 mm
Clean nozzle tip with a brass brush.
Check that holes are not obstructed using a mandrel with steel wìre
with 0,23 mm diam.
When refitting tighten ring nut at 55 ÷ 65 Nm.

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Fuel system
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