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 1.
Relief valve
5. Control valve
2.
Air vent valve
6. Three-way two port valve
3.
Three-way two port valve
7. Sampling cocks
4.
Rotosight
Figure 2-12. Lubricating oil purifier flow diagram.
(c) Press the START button on controller of
NOTE
the purifier.
The top of plugs in three-way two
(d) Prime the bowl through the priming
port valves have port positions
valve on top of the bowl by opening valve two turns,
marked with white paint.
then pour in water. After bowl is filled to overflowing, it
can be seen through the observation port in the water
(g) Position valve (6) to draw oil from the
discharge chamber. Close priming valve.
reservoir. You have now bypassed the filters.
(e) Move the heater selector switch on
controller to AUTOMATIC. You have then turned the
NOTE
heater ON so that it will maintain oil temperature at
It is always best to bypass the filters
180oF.
while purifier and heater are warming
(f) Position valve (3, fig. 2-12) so that
up.
purified oil will flow back to the reservoir through the
filter bypass line.
(h) Open control valve (5) slowly. Operate
purifier with valve (5) only partially open for several
minutes. Check the observation cup that is
2-32
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