Conair Thermolator TW-1 User Manual page 48

U
SING THE
M P
ANUAL
O
PTION
4-12
O
PERATION
The TW-2 direct injection and closed circuit models can be
TW-2
ordered with optional mold purge, which clears the process
lines of fluid using compressed air. The purge is operated by a
URGE
button on the control panel.
IMPORTANT:
that the cooling water source feed is closed. If the feed is
open and the air line has a higher pressure than the cooling
water, air may be injected into the cooling water system. If
the cooling water pressure is higher than the air line, cooling
water may be injected into the air line.
1
Press
u The RUN/STOP light turns red.
2
Shut off the cooling water supply to the unit.
3
Press
u The Purge Valve LED lights.
u The Vent and Cool outputs are activated.
u The STOP and RUN buttons are deactivated during the
The time required to clear the process lines of fluid will
vary according to the length of the process piping and the
size of the tooling.
4 Press
u The Vent and Cool solenoids remain energized for 5
NOTE:
unit detects a blown fuse in the Vent or Cool output. The unit
will alarm and shut down.
See Troubleshooting, Section 6 for instructions on how to
clear the alarm and fix the problem.
Thermolator TW Series
Before purging the process lines, be sure
to shut down the Thermolator.
Stop
to open the valve and start purging.
purge or when the cool delay off timer is active.
to close the valve and stop purging.
seconds after the purge is terminated.
The purge operation will terminate immediately if the
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