Westerbeke 20B TWO Tehnical Manual

Injection Pump Assembly
1. I nsert the plunger barrel into the housing.
2. Install the delivery valve and valve spring. Temporarily tighten the holder.
3. Insert the control rack.
4. I nsert the control pinion. Align the matchmark on the rack with that on the pinion.
5. Install the spring upper seat.
6. Insert the plunger spring.
7. Fit the lower seat to the plunger. Insert the plunger into the barrel side.
8. Depress the tappet roller assembly and install the stopper pin.
9. Tighten the delivery holder.
Tightening torque:
3.5 - 3.9 kgm
Injection Pump Installation
Install the injection pump assembly in the reverse order
of
removal.
CAUTION
When installing the plunger barrel, engage the
dowel pin
on the housing side with the groove in
the barrel. Position the plunger so that the part
number stamp
on its flange faces the direction
opposite to the rack
side. (Engage the feed hole
with the plunger lead.) After installation, check
for proper injection timing.
Westerbeke Engines
58
Stamp
Rack side
Direction of Installation of Plunger

Westerbeke 20B TWO Specifications

General

Brand	Westerbeke
Model	20B TWO
Category	Engine
Language	English