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HS 300 Pre-Heater Operations Manual

Page 3 of 5

e.  Place a Support Rail over the top of the HS 300 and make sure the

far end of the Support Rail is placed over the back edge of the HS
300.  See Figure 3.

Support Rails

Power Inlet

Temperature
Control Knob

Power Switch

Figure 3.

f.  Tighten the black knob on the Support Rail to secure rail to HS 300.
g.  To adjust the Support Rail, loosen the black knob and slide the

Support Rails from side to side to match the width of the PCB.

h.  The Holder Pins can be adjusted by twisting the pins a quarter turn

and sliding them back to front in their grooves on the Support Rails
until properly positioned.

CAUTION:  The Holder Pins will become hot during normal
operation.  Use a tool, gloves, or turn unit off and allow to cool
before adjusting Holder Pins.

i.  The PCB can be slid into position.  See Figure 4.

Figure 4.

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