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631-5000474 Rev. 1
ENGLISH
Important Informaton:
• MRV series multi zone air conditioning systems can operate multiple indoor units in heating or cooling.
• For the heat pump unit, only units set to cool mode will run when mode is set in cooling; the same logic applies for
heating. For the heat recovery unit, units can run as the setting mode, no matter what the mode is running in.
• The power must be turned on for 12 hours prior to start-up to allow the crankcase heat adequate time to protect the
compressor.
• All indoor units on the same refrigeration system should have a common breaker to ensure that all indoor units are all
powered on during system operation.
• This indoor units can be controlled by wired controller and remote controller, but the unit have to connect a signal
receiver(RE-02) to use the remote controller.
Product Features:
1. Medium static pressure ducted indoor unit.
2. Space saving design.
3. System automatically displays any diagnostic error codes.
4. Brushless DC motor for improved energy efficiency.
5. Wider range of ESP: 0.12-0.6in.W.G.(30-150Pa).
6. Centralized controller function (optional Haier controller).
7. The system will resume the last mode and settings it was set to if there is a power outage while the system is operating.
Operating Conditions:
To use the air conditioner normally, please perform as to the below conditions:
USER MANUAL
WARNING
• The power supply wiring must be replaced by the manufacturer or a qualified contractor if it becomes damaged in
order to avoid hazard or injury.
• This equipment should not be used or serviced by personnel who have not been properly trained in its operation and
maintenance.
• Children should be supervised and kept away from this equipment.
• This equipment is not intended to be operated by means of an external timer or separate remote-control system.
• Keep the equipment and its cord out of reach of children.
Operating Range of Air Conditioner
Cooling Dry Indoor Max. DB: 90°F (32°C) WB: 74°F (23°C)
Min. DB: 64°F (18°C) WB: 57°F (14°C)
Outdoor Max. DB: 115°F (46°C) WB: 79°F (26°C)
Min. DB: 23°F (-5°C)
Heating Indoor Max. DB: 80°F (27°C)
Min. DB: 59°F (15°C)
Outdoor Max. DB: 75°F (24°C) WB: 59°F (15°C)
Min. DB: -4°F (-20°C)
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