DC Inverter Multi VRF System
29
Error Code
Content
Error Code
Content
AJ
Cleaning reminding of filter
nF
Fan model
q1
Anti-ice temperature setting under low
temperature condition
qA
Heat recover status
q2
Shield setting for compressor
frequency
qH
main body conducts heating
q3
Upper limit of correction value for target
low pressure is Z0
qC
The main body conducts cooling
q4
Upper limit of correction value for target
low pressure is Z2
qL
Static pressure setting
q5
Setting for general unit and high
sensible heat unit (0 represents
general, 1 represents high sensible
heat)
qE
EVI operation status setting
q6
Setting for engineering ability
correction factor
θ
qF
Compulsory cooling mode
q7
Select Centigrade or Fahrenheit
qJ
Dual heat source water emptying
q8
Low temperature protection correction
value for discharge
qy
Working mode of compressor heating
zone
q9
Defrost mode setting
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8 Maintenance and Care
Regular check, maintenance and care can extend unit’s service life. Please have specialized
person in charge of the management of air conditioners.
8.1 Outdoor Heat Exchanger
Outdoor heat exchanger shall be cleaned regularly, which is at least once every two months. You
can use a dust catcher with nylon brush to clean away the dust on the heat exchanger. If compressed
air source is available, it also can be used to clean the heat exchanger. Do not clean it with water.
8.2 Drain Pipe
Please check regularly whether drain pipe is blocked or not. Make sure condensate can be
drained out smoothly.
8.3 Notice before Seasonal Use
(1) Check whether air inlets and air outlets of indoor and outdoor units are blocked.
(2) Check whether ground connection is reliable or not.
(3) Check whether batteries in the remote controller are replaced or not.
(4) Check whether air filter is properly installed.
(5) If unit starts up after not operating for a long time, it should be power on 8 hours before
operation starts so as to preheat the outdoor compressor.
(6) Check whether outdoor unit is securely installed. If there is any problem, please contact
Gree authorized service center.
8.4 Maintenance after Seasonal Use
(1) Disconnect power of the entire system.
(2) Clean the air filter and outer case of indoor and outdoor units.
(3) Clean away the dust and obstacles on indoor and outdoor units.
Содержание GMV-12WP/A-T
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