GMV5 Home DC Inverter Multi VRF Units
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Chapter 6 Care
1.Care
Routine checkup and maintenance can prolong service life of unit, please ask for professional
personnel to conduct maintenance.
1.1 Outdoor Unit Heat Exchanger
Heat exchanger of outdoor unit should be washed regularly that at least once in two months.
Use cleaner and nylon brush to remove dust and impurities; if there is compressed air source, use
compressed air to remove the dust in the surface of heat exchanger. Please do not wash with tap
water.
1.2 Drain Pipe
Regularly check if the drain pipe is blocked, ensure the condensate water is drained smoothly.
1.3 Notices at the Beginning of Use Season
(1) Check if there is blockage in air inlet and outlet of indoor and outdoor units;
(2) Check if the grounding is reliable;
(3) Check if the batteries of remote controller have been replaced;
(4) Check if the air filter has been well installed;
(5) After long-term closedown of unit, before restarting the unit, turn on the power switch of air
conditioner 8 hours before starting operation, so as to conduct preheating of crankcase
of outdoor compressor;
(6) Check if outdoor unit is firmly installed, if there is any faults, please contact with Gree
maintenance center.
1.4 Notices at the End of Use Season
(1) Cut off general supply source of air conditioner unit;
(2) Clean the filter and case of indoor and outdoor units;
(3) Remove the dust and impurities of indoor and outdoor units;
(4) If the outdoor unit gets rusty, smear with paint in rusty place to prevent it from expanding.
1.5 Parts Replacement
Acquire parts from nearby Gree agency or Gree franchiser.
Notes:
When conducting air proofness and leak detection, please do not mix oxygen, xcetylene and
related dangerous gas into pipelines of refrigerant. In order to avoid danger, it is better to use
nitrogen or refrigerant to conduct the test.
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