Commissioning And Maintenance; Inspection After Installation; Trial Run - Gree FP-51XD/A-K User Manual

Cassette Type FCU

3 Commissioning and Maintenance

3.1 Inspection after Installation

Item
Is the main unit installed securely?
Is the leak test performed?
Is the unit insulted properly?
Does drainage go smoothly?
Does the power voltage comply with Sthe
nameplate?
Are wiring and piping performed properly?
Is the unit grounded reliably?
Are the electric lines sized properly?
Is there foreign matter at the air inlet or outlet?

3.2 Trial Run

(1) Preparation before Trial Run
y Do not power the unit on until all installation has been finished.
y Control and power lines are connected correctly and tightly.
y All cut-off valves should be opened.
y All odds and ends should be removed .
(2) Trial Run Method
y Power on it and press the ON/OFF button.
y Press the "Mode" button to select the desired running mode, cooling, heating or supply. Then,
observe it to see if it can work normally.
(3) Commissioning Method
When the wired controller is unavailable, the wireless controller can be put into use as stated below.
How the start the unit with the wireless controller: power on the FCU. Under the ON state of the
controller, press the "Turbo" button within five seconds and the FUC will put into forced operation. At
this time, the operation of the unit can be controlled by this wireless controller, with the corresponding
icons displayed at the controller. Then, by pressing the ON/OFF button, commissioning will end. During
commissioning, when there is no any operation in five minutes, commissioning also will end. After that,
stop the FCU by pressing the ON/OFF button.
Possible Consequence
The unit may fall down, vibrate or generate
noise.
The unit fails to work normally.
It may generate condensate and water drops.
It may generate condensate and water drops.
Errors may rise or some component may be
damaged.
Errors may rise or some component may be
damaged.
It would lead to electric leak.
Errors may rise or some component may be
damaged.
It would lead to poor cooling capacity.
17
Inspection