Working Conditions; Unit Installation; Installation Environment; Precautions For Installation - Gree FP-51XD/A-K User Manual

1.3 Working Conditions

(1) The entering water temperature for cooling is suggested to be no less than 5℃ ,otherwise it would lead
to condensate; the entering water temperature for heating is suggested to be not higher than 60 ℃ ,
otherwise it would lead to corrosion of copper tubes or abnormal noise.
(2) The suggested working environment temperature for cooling ranges 16 ～ 40℃ and ranges 10 ～ 35℃
for heating. Besides, the relative humidity is or less than 80%.
(3) This product is a kind of comfort air conditioning, and is not allowed to be installed where there are
corrosive, explosive and inflammable substances or smog; otherwise it would lead to operation failure,
shortened service life, five hazard or even severe injuries. Special air conditions are required for where
mentioned above.
(4) The following conditions are applicable to products used in EU countries. For other areas, please refer
to the local executive standards.
y Rated cooling conditions: 27°C dry bulb temperature, 19°C wet bulb temperature, 7°C entering water
temperature, 12°C leaving water temperature.
y Rated heating conditions: 20°C dry bulb temperature, 15°C wet bulb temperature, 45°C entering
water temperature, even cold water flow.
y Dewing condition: 27°C dry bulb temperature, 24°C wet bulb temperature, 6°C entering water
temperature, and 9°C leaving water temperature.

2 Unit Installation

2.1 Installation Environment

(1) There should be no direct sunlight.
(2) The hanger, ceiling and the building structure should be capable of supporting the weight of the unit.
(3) The drain pipe can be easily led out.
(4) The inlet and outlet air flow will not be blocked.
(5) There should be no inflammable and explosive substances.
(6) There should be no corrosive gas, heavy dust, salt fog, smog or moisture.

2.2 Precautions for Installation

(1) Hole Drilling and Bolt Installation
y Firstly, place the cardboard template at the installation location and drill four holes as per the hole
site at the cardboard template. The hole depth should be 60~70mm.
y Put the M10 anchor bolt into the hole and then hammer the iron nail into the bolt. Length of the
anchor bolt depends on the height of the room. The anchor bolts should be prepared by the user
themselves.
Cardboard template
Installation hole
6
Cassette Type FCU
Drilling hole diameter