HIGH WALL
13
TEST OPERATION
CHECK THIS ITEM BEFORE START OPERATION
Outdoor
• Check the flare nut connections, valve stem cap connections and service cap connections for gas leak with a leak
detector or soap water.
Indoor
• Check the unit is firmly fixed.
• Check the connecting pipes are tighten securely.
• Check the pipe insulation.
• Check the drainage.
• Check the connection of the grounding wire.
PROTECTION MODES
Your air coditioner includes several automatic protection modes, which enables you to use it virtually at any time and
in any season, regardless of the outdoor temperature. Some of the protection modes are listed below:
Mode
Operation Protection Controlled
conditions from remedy
Cooling Low outdoor Indoor coil Stop outdoor fan and
and Dry temperature freezing up Compressor when
approaching freezing
conditions.
Resumes operation
automatically.
High outdoor Outdoor coil Stops compressor when
temperature overheating approaching over heating
conditions.
Resumes operation
automatically.
Operating indicator blinks.
Heating Low outdoor Outdoor coil Reverses operation from
temperature ice build up heating to cooling for
short periods to de-ice
outdoor coil.
Operating indicator
blinks.
High indoor Indoor coil Stops outdoor fan and
or outdoor overheating compressor when
temperature approaching high indoor
coil temperature.
Resumes operation
automatically.
03_MHC/BOH 07-25.p65 18/3/02, 16:3113
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