Daikin FHC45BZ7V1, Service Manual

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ESIE02–01 Overview of the heating mode functions
Part 2 – Functional Description 2–41
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2
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5
1
3.3 Draft Avoidance Control 1
Applicable units The draft avoidance control 1 is applicable for the following units:
Purpose The purpose of the draft avoidance control 1 is to avoid draft, which is very uncomfortable for the end
users.
Method The draft avoidance control 1 delays the moving of the flap setting to the Po0 position (= upper) for a
certain amount of time in the following conditions:
■
In heating mode and thermostat OFF, or
■
In defrosting.
Heating mode and
thermostat OFF The time chart below illustrates the draft avoidance control 1 in heating mode and thermostat OFF.
Defrosting The time chart below illustrates the draft avoidance control 1 in defrosting.
Model type Model name
Cassette FHYCP and FUYP
Corner FHYKP
Ceiling FUYP
Wall FAYP
When the flap starts to move, there can be
a draft. The fan speed decreases to LL
speed but it takes some time because of
its inertia.
Fan
Flap
Thermostat
Setting
LL
Setting
Po0
ON
OFF
Flap motor starts
to drive the flap.
20 s
Flap moves from
setting position to Po0
Po0
When the flap starts to move, there can be
a draft. The fan speed decreases to LL
speed but it takes some time because of
its inertia.
Fan
Flap
Defrosting
Setting
Off
Setting
Po0
Yes
No
Flap motor starts
to drive the flap.
20 s
Flap moves from
setting position to Po0
Po0