Gree GUD24AH2/A-D - System Failure Indicators and Maintenance; Running Indicator Flashing Light Meanings; Maintenance and Drain Pipe Care

Air Handlers
24
Different running indicator flashing light means different system failure.
malfunction Running Indicator status Remark
Indoor Jumper cap failure Light out 3S then flash
once
Flash means light on
0.5S then light out 0.5S
Indoor fan failure Light out 3S then flash
twice
Indoor tube temperature
sensor failure
Light out 3S then flash
four times
7 Maintenance and Care
Regular check, maintenance and care should be performed by professional
personnel, which will prolong the unit life span.
7.1 Drain Pipe
Regularly check if the drain pipe is clogged in order to drain condensate smoothly.
7.2 Notice before Seasonal Use
(1) Check if the inlet/outlet of the indoor unit is clogged.
(2) Check if the ground wire is earthed reliably.
(3) Check if the filter screen has been set soundly.
(4) Check if the unit is installed firmly. If there is something abnormal, please contact
the local appointed service center.
7.3 Maintenance after Seasonal Use
(1) Cut off main power supply of the unit.
(2) Clean filter screen of indoor units.
(3) Clean the dust of sundries on the indoor units.
(4) In the event of rusting, use the anti-rust paint to stop spreading of rust.
7.4 Parts Replacement
Purchase parts from local appointed service center or dealer if necessary.