Weifang 495 - Injector Diagram

fore the engine speed can eventually maintain the specified value.
The governor cover is provided with' gover'nor control 'lever
and stop lever. The governor control lever is used to control th,e
engine speed. The torque of the governor spring can be changed by
turing the lever. Turn it backward, the engine speed will increases,
while turn it forward, the engine speed will decrease. The stop
lever is used to stop the engine by pulling it backward to cease the
fuel delivery·of the injec.~ion pump.
, .
Th~high speed stop screw and low speed stop screw on the
governor cover are used to control' the maximum and idling speed
of the engine respectively. The correcting screw is use'd to adjust
the maximum fuel delidery quantity.of the injection pump.
The injection pump and governor assembly had been adjusted
accurately and lead sealed before delivery. It. is forbidden for the
users to dismantle and readjust it optionally. If .there is any trouble
with it,: it must be adjusted on a pump test 'bench by a skillful
worker.
(5) Injector
The injector consists of
nozzle holder, nozzle cap
nu.t, nozzle, spindle, injector
spring, adjusting screw, and
protecting cap nut, etc. , as
shown in Fig, 22.
50
3
-.-
6
--
7
-~,
Fig. 22 Injector