Daikin VRV III Manual page 33

Features
6.7.3 Features
Interlocked Operation with VRV (SkyAir)
1. Simultaneous ON / OFF with the indoor unit by the indoor unit remote controller.
2. HRV independent operation during air conditioning off season by the indoor unit remote controller.
3. Automatic ventilation mode changeover: Auto / Heat Recovery / Bypass
4. Fan speed changeover by the indoor unit remote controller : High / Low (Ultra-High / High, Ultra-High / Low)
5. Precooling / heating control function setting to delay the start of ventilation during air conditioner start-up to realize
the high energy saving efficiency.
6. FRESH-UP operation setting
7. Filter sign display notifies the time for cleaning the filter.
8. No need to purchase or install the HRV exclusive remote controller
9. Advantage to IAQ (Internal Air Quality)
Note:
5,6 can be set at the initial setting only.
Type
Structure
Simultaneous operation by air conditioner's remote
controller is available.
Features
Connectable
VRV (all indoor unit), SkyAir
Indoor unit
Daikin's HRV
FAN mode
Dust does not fall off from the air filter because the air supply fan
of the interlocked indoor unit remains activated even when the
HRV is operated independently.
Installation Examples
Direct duct connection system
28
Interlocked operation with air conditioner
Indoor
unit
HRV (VKM)
Remote
Controller
(HC0228)
No falling of dust
(HC0006)
(HC0007)
HRV independent operation
Remote
Controller
Operation / Stop
Ventilation mode changeover
Fresh-up changeover
Timer mode start / stop
Malfunction digital display
Other types
OFF Dust
If conventional HRV, with exclusive remote controller, is directly
connected to indoor unit of air conditioner, dust may fall off from
air filter when air conditioner is OFF.
Independent duct system
: http://splitoff.ru/tehn-doc.html
ED34-862
HRV
(HC0229)
(HC0005)
(HC0008)
General Information