9
Control System
9-3
Applicable patterns
9-3-4
Examples of mistakes in wiring and system designing
Setting of Remote Control for HRV unit
List of Settings
Mode no.
Setting
switch
Group
Individual
no.
settings
settings
Filter cleaning time setting
0
Precool / preheat on / off setting
2
Precool / preheat time setting
3
Fan speed initial setting
4
Yes / No setting for direct duct
Connection with VRV system
17
27
5
Setting for cold areas
(Fan operation selection for heater
thermo OFF)
Centralized / individual setting
7
Centralized zone interlock setting
8
Preheat time extension setting
9
External signal JC / J2
0
Setting for direct Power ON
1
Auto restart setting
2
Indication of ventilation mode / Not
4
indication
18
28
Fresh up air supply / exhaust setting
7
External input terminal function
8
selection (between J1 and JC)
KRP50-2 output switching selection
9
(between 1 and 3)
Ventilation air flow setting
0
Ventilation mode setting
2
19
29
"Fresh Up" on / off setting
3
Electric heater setting
8
Caution
1. The setting positions are set at "01" at the factory.
The ventilation air flow, however, is set at "05" (medium) in the HRV unit. When lower or higher setting is desired, change the setting
after installation.
Group number setting for centralized control
1. Mode no. 00: Group control
2. Mode no. 30: Individual control
* Regarding the setting procedure, refer to the section "Group number setting for centralized control" in the operating manual of either
the on / off control or the central control.
• HRV • VAM-FA8VE
Description of Setting
• HRV • Heat Reclaim Ventilation
Setting position no. (Caution *1.)
01
02
03
Approx.
Approx.
No
2500 hours
1250 hours
counting
Off
On
—
30 min
45 min
60 min
Normal
Ultra high
No duct (Air
With duct
flow
—
(fan off)
setting)
No duct
—
—
Fan off
Centralized
Individual
—
Priority on
No
Yes
Operation
0 min
30 min
60 min
Priority on
Last
external
—
command
input
Off
On
—
Off
On
—
No
Indication
—
Indication
No
No
Indication
Indication
Indication
Supply
Exhaust
Supply
Overall
Overall
Fresh-up
malfunctio
alarm
n
Humidify
Abnormal
Fan on / off
Low
Low
Low
Automatic
Exchange
By pass
Off
On
—
On, off
No delay
No delay
delay
04
05
06
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
With duct
Fan L
Fan off
Fan L
—
—
—
—
—
—
90 min
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Indication
—
—
Exhaust
—
—
Fan forced
Air flow
Forced off
off
Increase
—
—
—
Low
High
High
—
—
—
—
—
—
On, off
—
—
delay
1
9
133