ESIE15-11A
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Part 3. Field settings
10. VKM
23/09/16
Page 49
VRV4 indoor units
17 /
27
0
Interval time for filter sign indication
01
2500 hours
02
1250 hours
03
no counting
1
Nighttime free cooling operation set-
ting
01
no free cooling possible
Free cooling starts when outdoor tem-
perature is below ambient tempera-
ture and when minimum stop-time has
expired. Ambient temperature is
checked 1x per hour. (combination
with setting 27/6 & 27/7)
02
free cooling 2 hours after
unit stop
03
free cooling 4 hours after
unit stop
04
free cooling 6 hours after
unit stop
05
free cooling 8 hours after
unit stop
4
fan speed initial setting
01
normal
possibility to use SS1 on pcb of VKM
02
Ultra high
5
Direct duct connection with VRV
indoor
01
not direct duct (airflow set-
ting)
VKM works independent of indoor
units
02
with direct duct (fan off)
the fan of the VKM stops immediately
when indoor unit fan stops (remocon
off, defrost, oil return and hot start)
03
-
04
no direct duct (airflow set-
ting)
the fan of VKM goes to low speed
when the fan of indoor unit stops
(thermo off, defrost, oil return and hot
start)
05 -
06
with direct duct (fan off)
the fan of VKM goes to low speed
when the indoor fan stops (thermo off,
defrost, oil return and hot start)
07
08
no direct duct (fan off)
Cold areas: Fan speed setting
01
Keep set fanspeed
02
Heating Th off: set
fanspeed
Defrost: stop
Oil return: stop
In case independent operation, set
fanspeed in thermo off, defrost & oil
return
03
-
04
Heating Th off: low
Defrost: stop
Oil return: stop
05 -
06
Heating Th off: low
Defrost: stop
Oil return: stop
07
08
Heating Th off: set
fanspeed
Defrost: stop
Oil return: stop
6
Ventilation airflow setting when night-
time free cooling setting
01
High
02
Ultra high