<Precautions during installation>
Use conditions (Case to use in SMMS-i)
• In COOL mode, if temperature of the outside air is under the setup temp. +5.4 °F, FAN status is automatically
made. When temperature of the outside air is under 66 °F, FAN status is also made regardless of the setup
temperature.
• In HEAT mode, if temperature of the outside air is over the setup temp. -5.4 °F, FAN status is automatically
made. When temperature of the outside air is over 59 °F, FAN status is also made regardless of the setup
temperature.
●
Case to use in SMMS-i
Outside air temp. °F
COOL mode
Outside air temp. °F
HEAT mode
REQUIREMENT
• In "COOL" or "FAN" mode, if temperature of the outside air is under 41 °F, the operation stops automatically in order
to protect the equipment.
In this case, continue the operation by selecting "HEAT" mode.
• In "HEAT" mode, if temperature of the outside air is under 23 °F, the operation stops automatically in order to protect
the equipment.
When operating the air conditioner with the outside air temp. under 23 °F (minimum 5 °F), set temp. of the outside
air to be taken in to 23 °F or upper using a duct heater (locally procured).
For details, consult the dealer which you purchased the air conditioner.
14
32
41
14
32
23
HEAT
Automatic HEAT
operation starts
50
68
Setup temp.
FAN
+5.4 °F
50
68
Setup temp.
-5.4 °F
86
104
109
COOL
Automatic COOL
operation starts
86
104
109
FAN
122
122
EH99577801