Notice On Maintenance - Hoapp HEZ-GP80VA2 Owner's Manual

DC Inverter U-match Series Duct Type Unit
5.3.3 Drainage Pipe
Periodically check if the drainage pipe is blocked to smooth the condensate
water.
5.3.4 Notices at the Beginning of the Using Season
(1) Check if the air inlet/outlet of indoor/outdoor unit is blocked.
(2) Check if the ground connection is reliable.
(3) Check if the battery of remote controller is replaced.
(4) Check if the air filter screen is properly installed.
(5) If starting up again after long-term shut down, preset the power switch of
air conditioner to " ON" status before 8h of operation, to preheat the
crankcase of outdoor compressor.
(6) Check if the installation of outdoor unit is firm, if not, please contact with
Gree appointed maintenance center.
5.3.5 Maintenance at the End of the Using Season
(1) Cut off the main power of air conditioner.
(2) Clean the filter screen, indoor and outdoor unit.
(3) Clean the dust and sundries in indoor and outdoor unit.
(4) If the outdoor unit is rusty, coat the rusty location with paint to prevent it
from expanding.
5.3.6 Components Replacement
Components are available in Gree agency or Gree distributors nearby.

5.4 Notice on Maintenance

5.4.1 Information on Servicing
The manual shall contain specific information for service personnel who shall
be instructed to undertake the following when servicing an appliance that employs a
flammable refrigerant.
5.4.1.1 Checks to the Area
Prior to beginning work on systems containing flammable refrigerants, safety
checks are necessary to ensure that the risk of ignition is minimized. For repair to
the refrigerating system, the following precautions shall be complied with prior to
conducting work on the system.
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