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Mitsubishi Electric PAC-SF44SRA Instruction Book Page 12

Air conditioning control system.
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(9) Operation mode changeover limit (season changing)
Changeover to specific operation modes with this controller or the local remote controller for all
groups can be limited.
For example, the mode selection can be limited according to the season.
Cooling mode limit (winter), heating mode limit (summer), cooling + heating mode limit (between
seasons)
Setting methods: Set with the [Collective Setting/Monitor screen] or [Group Setting/Monitor screen].
1. Hold down the MODE LOCK switch for two or more seconds.
2. When the MODE LOCK switch is pressed next, the mode to be prohibited will light in the
following order.
No display
(no limits)
When "NO COOL" is selected
When "NO HEAT" is selected
When "NO COOL HEAT" is selected : The cooling, dry, heating or automatic modes cannot be
When no display (no limits) is selected : The limits will be cancelled.
1. This function can be used only when SW3-8 is set to ON.
2. Note that this function cannot be used with some indoor units. In this case,
changeover of the operation mode cannot be limited with the local remote controller.
(10) Time setting mode
• The current time of the system controller or remote controller, having a time setting function,
can be set collectively. (There are some remote controllers that cannot be set. This controller
does not have a clock function.)
[Setting method and display] Set the time from the Collective Setting/Monitor Screen.
Hold down the GROUP
12
MODE LOCK
+
NO COOL
: The cooling, dry or automatic modes cannot be selected
with the MODE switch.
: The heating or automatic modes cannot be selected
with the MODE switch.
selected with the MODE switch. (Only fan can be used.)
and FILTER switches simultaneously for two or more seconds.
MODE LOCK
+
NO HEAT
MODE LOCK
+
NO COOL HEAT

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