Dehumidifying Operation; Pattern Of Operation; Thermal Drying Starting; Timer Operation - Mitsubishi Heavy Industries FDCA Series Technical Manual

(d) Dehumidifying operation ("THERMAL DRY")
The compressor, the indoor fan motor and the outdoor fan
motor are operated intermittently under thermistor (Th
control according to the appropriate operation block, to pro-
vide cooling operation for the dehumidifying.

Pattern of operation

O p e r a t i o n

Thermal drying starting

block
(for 8 or 16 minutes after operation started)
(16 minutes)
A
Normal cooling operation
• The air flow is set at 1 speed lower than the set air flow.
B
(8 minutes)
C
CM, FM
FM
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D
Notes (1) Blocks A and B: Normal cooling operation for 16 minutes after operation starts, then when the set temperature is reached,
the thermostat stops. 16 minutes later, it switches to normal operation.
Blocks C and D: The operation mode shown in the table above is performed for 8 minutes. After 8
minutes, it switches to normal operation.
Notes (2) Under normal operation, the temperature is checked every 8 minutes after normal operation starts to determine which block is operating,
then the operation mode is decided.
(e) Timer Operation
1) Simple Timer
This sets the amount of time from the current time that the air conditioner goes OFF.
The off time can be selected in 10 steps, from "Off 1 hour from now" to "Off 10 hours from now." After the simple timer
is set, the number of hours until the air conditioning goes off is displayed in one hour units from the current time.
2) Time Off Timer
The time the air conditioner goes OFF can be set in 10-minute increments.
3) Time On Timer
The time the air conditioner goes ON can be set in 10-minute increments. The set temperature can also be set at the same
time.
CM, FM : ON
O
0
Operation block
-A)
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D C
-2
Low
FM : ON
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Normal thermal dry operation
(after completion of thermal drying)
(8 minutes)
Continuous cooling operation (FM
(8 minutes)
CM, FM
0
FM
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(8 minutes)
CM, FM
0
FM
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(8 minutes) All stoppage
69
- -
B A
High
+3
Set temp. by thermostat
:Lo)
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