[
VII
Microprocessor Control ]
- 12 -
HWE1405A
GB
VII
Microprocessor Control
[1] Microprocessor Control
1. Cool operation
1. Termoregulating
function
(1) Thermoregulating function (Function to prevent restarting for 3 minutes)
When indoor units are connected to the PUHY/PURY/PQHY/PQRY series of outdoor units.
Room temperature desired tempe 0.9°F ···Thermo ON
Room temperature desired temperature - 0.9°F···Thermo OFF
When indoor units are connected to the PUMY series of outdoor units.
Room temperature desired tempe 1.8°F ···Thermo ON
Room temperature desired temperature ···Thermo OFF
(2) Anti-freezing control
Detected condition :
When the liquid pipe temp. (TH22) is 32°F or less in 16 minutes from compressors start up, anti-freezing control starts and
the thermo OFF.
Released condition :
The timer which prevents reactivating is set for 3 minutes, and anti-freezing control is cancelled when any one of the following
conditions is satisfied.
1) Liquid pipe temp. (TH22) turns 50°F or above.
2) The condition of the thermo OFF has become complete by thermoregulating, etc.
3) The operation modes became mode other than COOL.
4) The operation stopped.
2. Fan
(1) By the remote controller setting (switch of 3 Auto)
When [Auto] is set, fan speed is changed depending on the value of: Room temperature - Desired temperature
<How to operate>
1. Press
POWER
button.
2. Press the operation
button to display COOL.
3. Press the
button to set the desired temperature.
The set temperature changes 2°F when the
button is
pressed one time. Cooling 67 to 87°F
Type
Fan speed notch
3 Auto type
[Low], [Med], [High], [Auto]
.
ON/OFF
MODE
TEMP.
TEMP.
