Samsung MWR-TH00 Installation Manual page 24

Installing to COM2(F3, F4) (cont.)
Display
Outdoor unit PCB
Remote
controller
code
Sub code
# is indicated according to the unit ADDRESS (0~F).
24
E-
Explanation
Engine oil pressure
0
switch is disconnected
Engine room
0
temperature sensor is
disconnected
Engine room
temperature sensor
1
(SHORT)
Ventilation temperature
6
sensor is disconnected
Engine room
8
temperature sensor
error
0
High pressure sensor
error
1
Shortage of the
number of engine
1
rotations
Engine rotations
4
control error
Trouble
- Before turning the starter ON, detects
engine oil pressure switch OFF for
5 seconds continuously
- After detecting first 2 times, operate engine
for 3 seconds and stops for 60 seconds
- Stops operating after detecting 3 times
Detects engine room temperature lower
°
than -30 C for 1 minutes continuously
Detects engine room temperature higher than
°
90 C for 1 minutes continuously
Detects ventilation temperature lower than
°
250 C for 4 minutes continuously when
operating more than 1 compressor during
engine operation
Detects disconnection or short circuit of
room temperature sensor for 2 minutes
continuously
- Stops when the high pressure more than
2.9Mpa refrigerant is abnormal if the
compressor turns on
- Detects high pressure more than 3.2Mpa
when operating of next term
- Stops for 5 seconds when the high
pressure lower than 0.1Mpa when the
compressor turns on
- Detects high pressure lower than
0.1Mpa when operating of next term
After turning the starter on, rotation pulse
is less than 24
15 seconds after connecting with the
compressor, one of the following error is
detected
- Detects the engine rotation is lower than
1000RPM for 60 seconds continuously
- Detects the engine rotation is lower than
800RPM for 10 seconds continuously
Examination
frquency
(times
)
1
1
1
1
1
1
1
2
(15 minutes)
3
(15 minutes)