Varifan MST-5, User Manual

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Page 10
MST 5
Use a screwdriver to remove the faceplate and the plate
of the power compartment.
Install mounting screw on wall and hang the unit in place
by sliding the rear mounting hole of the MST-5 over the
screw.
Use two more screws to secure the MST-5 in place using
the bottom mounting hole.
2.3 SWITCH SETTINGS
The MST-5 is configured for a variety of options via two
switches as follows:
2.3.1 - Line Voltage Selector Switch
This switch is located on the surface of the main (bottom)
board and adapts the MST-
5 for 115 VAC or
230 VAC line voltage.
Refer to Figures 1, and 2.
2.3.2 - Software Settings Switch
This switch is located at the rear of the MST-5 faceplate
and adjusts the following options.
Switch 1 Selects between a Fahrenheit or Celsius
display on the front panel.
Switch 2 Locks/unlocks user settings. All settings
except for main set point, record low, and
record high temperature are locked while this
switch is off.
Mounting hardware is not shipped with the unit.
230V
115V
OFF ON
Fahrenheit
Settings locked
Stages 1 & 2 = Double Speed
Stages 3 & 4 = Double Speed Celsius
Settings unlocked
Stages 1 & 2 = Single Speed
Stages 3 & 4 = Single Speed
OFF ON
1
2
3
4
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