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Trial-operation
1. Peparation for trial-operation.
(1) Don’t turn off the power before completion of all installation
work.
(2) The control circuitny must be conect correctly tiphtening all the
electrical wire.
(3) The cut-off valve of big or small pipe should loosen.
(4) All the oddments especially the regulus and thrum should be cleared away
from the unit.
(5) Open the upper cover of panel and controller box, enswring the switch is
in the “RUN” mode.
2. May of trial operation.
(1) Turn on the power plug, Pressing the on/off button to begin trial-operation.
(2) Press the button of mode, choosing to inspect whather it perodate normally.
(3) Operate an emergency.
In the case of lossing the remote controller, you can operate it like following:
(1) In the mode of stop, pressing the switch on the “automatic”, then the unit runs atomatically. The micro-computer choose
according to the room temperature. If you want to stop the unit, pressing the botton on “stop”
(2) In the mode of operation, the unit will stop when the switch is placed on the “stop”.
Test item after installation
Item and to be tested
Is it installed reliably?
Has leakage test or not?
Is it enough heat insulation?
Is it drain the water smoothly?
Is the power voltage conforms to the products’
nameplate?
Is circuritry and pipline fixed corectly?
Is the unit earthing safely?
Is the type of electrical wire conforms to the
stipulation?
Is ther any barrier in the inlet and outlet of in-
door and outdoor unit?
Has recorded the length of refrigerant pipe and
refrigerant charge?
The phenomena may happen in the
case of installation impriperly
The unit may falldown, shaking or nosing.
Cause not enough cooling (heating) capacity
May cause condensation water
May cause condensation water
There is mal-function of the unit or some parts
will be burned out
There is mal-function of the unit or some parts
will be burned out
Cause danger of electricily leakage
There is mal-function of the unit or some parts
will be burned out
Cause not enough cooling(Heating) capacity
Can’t controll the refriperant charge.
Check
Notice
:
“Test” is only trial-operation. under this instance, the unit forcibly operate without hestricted
by temperature. Don’t touch it by normal operation.
npper cover of controller box
Test and Check
