Ultra Heat GMV Multi VRF_Heat Recovery Serial
5
3 Preparation before Installation
Note: The picture is only used for reference and the actual product prevails. Unit: mm (inch).
3.1 Standard Parts
Please use the following standard parts supplied by Gree.
Wiring (match with
resistance)
A resistance must be connected to
the last mode exchanger D1/D2
connecting with ODU.
Another resistance is connected to
the last system master ODU G1/G2
when multi-refrigeration systems
are connecting with the centralized
controller.
3.2 Installation Site
Install the unit at a place where is adequate to withstand the weight of the unit and make sure the unit would not shake
or fall off.
Never expose the unit under direct sunshine and rainfall. Install the unit at a place where is against dust, typhoon and
earthquake.
Try to keep the unit away from combustible, inflammable and corrosive gas or exhaust gas.
Leave some space for heat exchanging and servicing so as to guarantee unit normal operation.
Keep the indoor and outdoor units close to each other as much as possible so as to decrease the pipe length and
bends.
Never allow children to approach to the unit and take measures to prevent children touching the unit.
3.2.1 Space requirement for the surround of outdoor unit
When the unit is surrounded by obstructions in four directions, please keep the distance between
the unit top and the top wall at least 3000mm (118-1/8inch) or above. And keep the distance between the
unit and the surrounded wall at least 1000mm (39-1/4inch) or above.
1) Space dimension for single-module unit
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