Installation Of Outdoor Unit - Toyotomi TRN-2122ZR User Manual

-The naked flame is prohibited in the maintenance area; and the "no smo king" warning
board should be hanged.
• Check whether the appliance mark is in good condition.
-Replace the vague or damaged warning mark.
Welding
• If you should cut or weld the refrigerant system pipes in the process of maintaining,
please follow the steps as below:
a. Shut down the unit and cut power supply.
b. Eliminate the refrigerant.
c. Vacuuming
d. Clean it with N2 gas
e. Cutting or welding
f. Carry back to the service spot for welding
• The refrigerant should be recycled into the specialized storage tank.
• Make sure that there is not any naked flame near the outlet of the vacuum pump and it
is well-ventilated.
Filling the Refrigerant
• Use the refrigerant filling appliances specialized for R32. Make sure that different kinds of
refrigerant will not contaminate with each other.
• The refrigerant tank should be kept upright at the time of filling refrigerant.
• Stick the label on the system after filling is finished (or have not finished).
• DO NOT overfilling.
• After filling is finished, please do the leakage detection before test running; Another time of
leak detection should be done when it is removed.
Safety Instructions for Transportation and Storage
• Please use the flammable gas detector to check before unload and open the container.
• No fire source and smoking.
• According to the local rules and laws.

Installation of Outdoor Unit

step one: Fix the support of outdoor unit
(select it according to the actual installation situation)
1. Select installation location according to the house structure.
2. Fix the support of outdoor unit on the selected location with expansion screws.
• Take sufficient protective measures when installing
outdoor unit.
• Make sure the support can withstand at least four
times of the unit weight.
• The outdoor unit should be installed at least 3 cm
above the floor in order to install drain joint.
• For the unit with cooling capacity of 2300W~5000W,
6 expansion screws are needed; for the unit with
cooling capacity of 6000W ~8000W, 8 expansion
screws are needed; for the unit with cooling capaci-
ty of 10000W ~16000W, 10 expansion screws are
needed.
at least 3 cm above the floor
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