Operating Functions; Operation Of Remote Controller; Cool Mode - Trane 4MYW6-A Installer Manual

Operation of remote controller

Temperature parameters
•
•
Fundamental functions
After powered on, no matter when the compressor is started, the time interval between two
startups cannot be less than 3 minutes.

COOL mode

The condition and process of cooling
•
•
•
In this mode, the reversal valve will not be powered on and the temperature setting range is
61 F ~ 86
The unit will adjust the running frequency of the compressor automatically according to the change
of ambient temperature.
Compressor
Protection function
•
Compressor
Outdoor fan
Indoor fan
16

Operating Functions

Room set temperature (T set)
Room ambient temperature (T amb)
If T amb is equal or greater than
run, and the indoor fan will run at the set speed.
If T amb is equal or less than T set -2
seconds to stop, and the indoor fan will run at the set speed.
If T set -2 < T amb < Tset, the unit will keep running in the previous mode.
T
amd
T
set
T - 2
set
3min
Outdoor fan
Indoor fan Set fan speed
Run
Antifreezing protection
Under cooling and drying mode, after the compressor run about 10 mins, when the pipe
temp.of the evaporator is to low, the compressor will stop, the outdoor fan will stop after 30s,
under cooling mode the indoor fan and swing motor will keep running in the original mode,
under drying mode the indoor fan will run at low fan speed, the swing motor will run in the
original mode. When antifreezing protection is eliminated and the compressor has stopped for
3 minutes, the unit will resume running in the original mode.
The period of antifreezing protection
Run
T set, COOL mode will act, the compressor and outdoor fan will
, the co mpressor will stop, the outdoor fan will delay 30
Start cooling
Original running state
Stop cooling
Stop
3 min
Stop
MS-SVN22A-EN