YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World!
42
Trial Run Procedures
Before trial run, be sure to check and make sure all of the wiring and piping are correct and reliable, the stop valves are
open completely, and the air conditioner is grounded reliably.
1. Supply main power, the unit will make a short beep.
2. Turn on the air conditioner using the remote control.
o
In case the indoor unit ambient temperature is around 32-68
°
F (0-20
°
C) Select HEAT mode and set the
temperature to 77
°F
(25
°
C) to test HEAT operation.
o
In case the Indoor ambient temperature is around 68-113
°F
(20-45
°
C). Select COOL mode and set the
temperature to 61
°F
(16
°
C) to test COOL operation.
Check the following items:
Is there any abnormal noise?
Are all of the lights working?
Is condensation discharged properly?
Does any abnormal noise or vibration occur during operation?
Is the noise, airflow or water drainage affecting neighboring areas?
Are there any gas leaks when connecting pipes?
Are all the function buttons on the remote working normally?
When sending a signal using the remote, does the Indoor unit make a beep?
Customer Guidance
After the installation is completed, please explain operation to the customer:
Use the Instruction Manual and explain to the customer the operation procedures, and functions of the air
conditioner.
Show the customer how to remove the air filters.
Show the customer how to use the swing function, and how to control air flow on the Indoor unit.
Show the customer how to remove and replace batteries in the remote control.
The customer should read the User Instruction manual to understand the different functions of the air
conditioner.
