Cord Heater Control (-Nd Model Only) - Toshiba RAS-B10SKVP-E Service Manual

Item
21. Cord heater control
(-ND model only)
Operation flow and applicable data, etc.
<Base plate cord heater control>
TO temp.
9˚C
4˚C
When TO sensor is defective, turn off normal heater
output. When COOL thermostat is ON, turn off the
heater output.
1. Purpose
Heater output
2. Operation
OFF
ON
(Equivalent to 75W)
– 49 –
Description
Base plate freeze prevention of the
outdoor unit
As shown in the left figure, the base
plate freeze preventive heater is
controlled by temperature of the
outside temp. sensor (TO).