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TM 9-4120-389-14
2-9. OPERATION IN LO HEAT MODE.
In the LO HEAT mode three thermostatically controlled heaters are activated.
a.
Turn mode selector switch to LO HEAT.
b.
Turn temperature control thermostat knob as far as it will go in the WARMER position.
Figure 2-8. LO HEAT Control Setting
NOTE
For faster warmup, start unit in HI HEAT mode. In moderate temperatures, unit
can be switched back to LO HEAT.
c.
When room or enclosure temperature reaches the desired level, slowly turn the temperature
control thermostat knob toward COOLER. Heating will stop when you reach the approximate room
temperature. Further adjustment can be made by turning the temperature control thermostat knob slightly
toward WARMER (COOLER) until desired temperature is controlled automatically.
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