Post Installation Checklist
Check the following points before testing the unit:
NO. Item to be checked Possible problem
1 Have the indoor and outdoor units been
securely installed?
The units may fall, vibrate or make noise.
2 Has the refrigerant leak test been
completed?
Unresolved leaks may cause insuffi cient
cooling or heating.
3 Have the pipes been properly insulated? Lack of insulation may cause condensation
and water damage.
4 Have condensate drains been tested with
water?
Lack of proper drainage may cause
condensation and water damage.
5 Does the voltage of the power supply
comply with the voltage on the nameplate?
Incorrect power supply can create
malfunction and fi re or electrocution
hazard.
6 Is the electric wiring and drain piping
installed correctly?
Improper wiring and drainage can create
a malfunction, fi re or electrocution hazard
and water damage to the unit and property.
7 Is the unit grounded properly? Improper grounding can cause malfunction
and fi re or electrocution hazard.
8 Does the power wiring match the unit
requirements?
Improper wiring can create malfunction and
fi re or electrocution hazard.
9 Are there any obstructions near the air
inlets and air outlets for the indoor and
outdoor units?
Improper ventilation and airfl ow will cause
insuffi cient cooling and heating and
possible freezing and condensate issues at
the indoor unit.
10 Are the gas valve and liquid valve of the
connection pipes open completely?
Restricted refrigerant fl ow may cause
insuffi cient cooling or heating.
Test Operation:
1. Turn on main power to the units.
2. Using the remote control, press the ON/OFF button to start operation.
3. Press the MODE button to select and test each option for normal operation. Cycle through all
functions: AUTO, COOL, DRY, FAN and HEAT (heat pump models only).
4. Note: When conducting this test, be mindful of the modes of operation and the ambient
temperature ranges specifi ed in this manual. (Suggest 0 degrees to 75 for heating and 55 to
120 degrees for cooling.)
5. Instruct the end-product user about basic operating, maintenance and troubleshooting
functions.
17 Series Mini-Split
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