Base Heater On/Off Output Control (Option); Maintenance Data - Mitsubishi Heavy Industries FDF71VNXWVH Service Manual

(10) Base heater ON/OFF output control (Option)

(i) Base heater ON conditions
When all of following conditions are satisfied, the base heater is turned ON.
・Outdoor air temperature (detected with Tho-A) is 1ºC or lower.
・In the heating mode
・When the compressor is turned ON
(ii) Base heater OFF conditions
When either one of following conditions is satisfied, the base heater is turned OFF.
・Outdoor air temperature (detected with Tho-A) is 3ºC or higher.
・When the compressor stop has been detected for 30 minutes continuously
・In the cooling or dehumidifying mode
Base heater ON

2.2 MAINTENANCE DATA

See page 42 of 1.2 chapter.
Base heater OFF
1 3
Outdoor air temperature (ºC)
213
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'22 • PAC-SM-426