Operation And Maintenance; Before Operation; Test Operation; Routine Maintenance - Gree GMV-N140U/A-T Manual De Instalación Y Operación

6 Operation and Maintenance

6.1 Before Operation

Notes:
① Before initiating operation, please read the operation manuals of outdoor unit, AHU-KIT
unit and the air handling unit carefully.
② Refer to the installation manuals of the outdoor unit, AHU-KIT unit and the remote
controller about settings of unit.

6.2 Test Operation

Before executing "test operation" as well as before operating the unit, you must check the
following:
① Refer to the section of "For the following items, take special care during construction and
check after installation is finished".
② Ensure the construction of refrigerant piping, drain piping and electric wiring are finished.
③ Check everything written in the installation manuals of the outdoor unit, AHU-KIT unit and
the air handling unit.
④ Open the gas side stop valve.
⑤ Open the liquid side stop valve.
Executing the test operation:
(1) Referring to the manuals of the outdoor unit and the air handling unit.
(2) Confirm that the fan of the air handling unit is ON.
Notes:
In case of poor distribution in the air handling unit, 1 or more passes of the air handling unit
may freeze-up (collect ice) ➞ put the thermistor (RT4) on this position.

Routine Maintenance

6.3
Warning!
(1) Only a qualified service person is allowed to perform maintenance.
(2) Before obtaining access to terminal devices, all power supply circuits must be
interrupted.
(3) Water or detergent may deteriorate the insulation of electronic components and result in
burn-out of these components.
(4) Stand at solid table when cleaning the unit.
(5) Do not clean the unit with hot water whose temperature is higher than 45°C to prevent
fade or deformation.
(6) Clean the filter with a wet cloth dipped in neutral detergent.
(7) Please contact after-sales service staff if there is abnormal situation.

Maintenance Before the Seasonal Use

6.3.1
(1) Check if the air inlet and air outlet of indoor and outdoor unit are blocked.
(2) Check if securely grounded.
Copyright 2018. This translation is property of GREE PRODUCTS SL. All rights reserved. Total or partial reproduction without its express authorization is prohibited.
OPERATING INSTALLATION MANUAL FOR AHU-KIT UNIT
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