Multi Variable Air Conditioners Ducted Type Indoor Unit
18
6 Setting of External Static Pressure
Working range for external static pressure of this series of duct type unit is 0 -.8 InWc. For
corresponding external static pressure to the respective static pressure notch please see below.
The setting of static pressure for indoor fan can be done via wired controller and Gree debugging
software. For specific instructions see the Wired Controller Instruction Manual or Gree
Debugging Software Instruction Manual.
Applicable to: 9K
/12K
Static pressure notch for indoor fan 2 3 4 5 6 7 8 9
External static pressure (In Wc)
0
.08 .16 .24 .32 .40
.48
.60
Applicable to: 18K/24K
Static pressure notch for indoor fan 2 3 4 5 6 7 8 9
External static pressure (
In Wc
0
.12 .24 .36 .48 .60 .72 .80
7 Routine Maintenance
(1) Turn off the unit and disconnect the main power supply when cleaning the air conditioner
to avoid electric shock or injury.
(2) To clean equipment, use a safe ladder and follow all precautions (spotter).
(3) Do not clean the unit with hot water higher than 112°F to prevent fading or deformation.
(4) Do not use excessive heat when cleaning filters, filters will be deformed or damaged.
(5) Clean the filter with a wet cloth dipped in neutral detergent.
(6) Contact a licensed HVAC technician whenever your unit is not operating properly.
7.1 Filter Cleaning
(1) Remove the filters from inlet of IDU. Use a vacuum cleaner to remove dust. If the filters are
dirty, wash them with warm water and mild detergent, and dry the filters carefully.
(2) If the unit is in a dusty or dirty environment, clean them regularly. (usually once every two
weeks).
7.2 Maintenance before Seasonal Use
(1)Make sure the air inlet and air outlet of indoor and outdoor unit are not blocked.
(2) Make sure equipment is securely grounded.
(3) Make sure all the power and communication wiring are secure and not damaged.
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