Mitsubishi Heavy Industries FDT200VSAWPVH Service Manual page 13

(b) FDU, FDUM, FDE series
Return air temperature sensor [Thi-A (by the remote control when the remote control temperature sensor is enabled)]
controls the indoor temperature environment simultaneously.
(i) Operation is started in the cooling mode. When the difference between the return air temperature and the setting
temperature is 2°C or less, the indoor fan speed is brought down by one. That speed is retained for 3 minutes after
changing the indoor fan speed.
(ii) If the return air temperature exceeds the setting temperature by 3°C during dehumidifying operation, the indoor fan
speed is raised by one. That speed is retained for 3 minutes after changing the indoor fan speed.
(iii) If the thermostat OFF is established during the above control, the indoor fan speed at the thermostat ON is retained so
far as the thermostat is turned OFF.
(4) Timer operation
(a) RC-EX3A
(i) Sleep timer
Set the time from the start to stop of operation. The time can be selected in the range from 30 to 240 minutes (in the
unit of 10-minute).
Note (1) Enable the "Sleep timer" setting from the remote control. If the setting is enabled, the timer operates at every time.
(ii) Set OFF timer by hour
Set the time to stop the unit after operation, in the range from 1 to 12 hours (in the unit of hour).
(iii) Set ON timer by hour
Set the time to start the unit after the stop of operation, in the range from 1 to 12 hours (in the unit of hour). It is
allowed also to set simultaneously the indoor temperature, operation mode, air flow rate and warm-up enabled/
disabled.
(iv) Set ON timer by clock
Set the time to start operation. The time can be set in the unit of 5-minute. This setting can be switched only once
or daily. It is allowed also to set simultaneously the indoor temperature, operation mode, air flow rate and warm-up
enabled/disabled.
Note (1) It is necessary to set the clock to use this timer.
(v) Set OFF timer by clock
Set the time to stop operation. The time can be set in the unit of 5-minute. This setting can be switched only once or
daily.
Note (1) It is necessary to set the clock to use this timer.
(vi) Weekly timer
Set the ON or OFF timer for a week. Up to 8 patterns can be set for a day. The day-off setting is provided for holidays
and non-business days.
Note (1) It is necessary to set the clock to use the weekly timer.
(vii) Combination of patterns which can be set for the timer operations
Sleep timer
Sleep timer
Set OFF timer by hour
Set ON timer by hour
Set OFF timer by clock
Set ON timer by clock
Weekly timer
Note (1) : Allowed Í: Not
(b) RC-E5
(i) Sleep timer
Set the duration of time from the present to the time to turn off the air-conditioner.
It can be selected from 10 steps in the range from "OFF 1 hour later" to "OFF 10 hours later". After the Sleep timer
setting, the remaining time is displayed with progress of time in the unit of hour.
(ii) OFF timer
Time to turn OFF the air-conditioner can be set in the unit of 10 minutes.
(iii) ON timer
Time to turn ON the air-conditioner can be set in the unit of 10 minutes. Indoor temperature can be set simultaneously.
(iv) Weekly timer
Timer operation (ON timer, OFF timer) can be set up to 4 times a day for each weekday.
Set OFF timer by hour Set ON timer by hour Set OFF timer by clock Set ON timer by clock
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'21 • PAC-SM-383
Weekly timer
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