Daikin SkyAir RZQ200 · 250C7Y1B Service Manual page 45

Field Setting of Outdoor Unit
2.1.4 In Case of Flat Installation
For flat installation where an indoor unit and an outdoor unit are installed with a difference in
elevation of less than 5 m, use this setting.
An energy-saving effect is prominent during low cooling operation with outside air (partial load
operation).
It is applicable to the installation as shown in the figure below.
Do not change the setting for other installation conditions.
Deficiency in performance may result.
Note 1. The energy-saving effect in the flat installation mode is prominent during partial load
2. The range of cooling partial load operation, where the energy-saving effect in the flat
3. The difference in elevation must be 5 m or less; however, the piping can cope with the
4. The energy-saving effect is prominent even when the indoor unit is installed lower than the
2.1.5 Setting of Defrost Start Time
Used to set the time to forcedly start defrosting operation
The factory setting for the Second Code No. is "01."
Mode No.
*1: "Defrosting operation interval" is the maximum length of time that heating operation
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When the indoor unit is installed in
an upper position
·
A difference in elevation
is 5 m or less: (Setting possible)
A difference in elevation
exceeds 5 m: × (Setting impossible)
Outdoor unit
operation when cooling. (No such an effect during heating)
installation mode is prominent, varies largely depending on the setting of indoor temperature
(air conditioning load).
maximum piping length (or equivalent).
outdoor unit.
First Second
Code No. Code No.
16
3
(26)
continues. Defrosting operation may start earlier than the preset time depending on
operational conditions.
Indoor unit
Difference in
Difference in
elevation
5 m or less
elevation 5m
or more
Setting
01 Standard
02 Delayed Defrost Start
03 Early Defrost Start
When the indoor unit is installed in
a lower position
·
A difference in elevation is
30 m or less: (Setting possible)
(The maximum difference in elevation
between indoor and outdoor units)
Outdoor unit
Difference in
elevation
30 m or less
Indoor unit
Defrosting operation interval
(*1)
Outside air
temperature
> -5°C
3 hrs
6 hrs
40 min
SiBE26-701
Outside air
temperature
≤ -5°C
6 hrs
8 hrs
40 min
Field Setting