Trouble Shooting; Install Electric Throttle Part; Install Branch Pipe - mundoclima MVD D4+ Installation Manual

Installation manual

13. TROUBLE SHOOTING

Table.13-1
NO. Type Contents
The evaporator
sensor check
Malfun-
point is abnoma
1
ction
or room temp.
sensor is
abnormal.
Indoor/outdoor unit
Malfun-
communication
2
ction
is abnormal.
Condenser sensor
check point is
Malfun-
abnormal or
3
ction
outdoor temp.
sensor is abnomal
Water level switch
Malfun-
4
is abnormal
ction
5
Alarm
Mode conflict
Malfun-
EPPROM error
6
ction
The indoor unit
without an add-
7
Alarm
ress when it is
first time electri-
fied
Infrared signal receiver
Operation lamp
Timer indicator
PRE-DEF indicator(cooling and heating type)
or fan only indicator(cooling only type)

14. INSTALL ELECTRIC THROTTLE PART

Please refer to the F i g . 4 - 8 figures to install.
LED Lamp flash
Remarks
Run lamp
After the malfunctions
flashes
disappear, it restores
at 2.5Hz.
automatically.
The timer lamp
After the malfunctions
flashes at
disappear, it restores
2.5Hz. automatically.
After the malfunctions
All the indoor
disappear, it restores
alarm lamps
automatically.
flash at 0.5Hz.
If the malfunctions
can't be solved in
Alarm lamp
three min. all the
flashes
indoor alarm lamps
at 2.5Hz.
flash at 0.5Hz.Turn
off the power to restore.
When the indoor unit
Defrost lamp
turns to heating mode
flashes at
or is turned off, the
2.5Hz.
alarm will disappear.
After the malfunctions
Defrost lamp
disappear, it restores
flashes at
automatically.
0.5Hz.
Timer lamp
After the malfunctions
and run lamp
disappear, it restores
flash at 2.5Hz
automatically.
together.
Temporary button
Alarm indicator
Fig.13-1

15. INSTALL BRANCH PIPE

For 40KW~56KW models.
Low-pressure pipe
Φ22
Gas branch
pipe
Φ22
Liquid branch
pipe
The piping diameter please refer to the manual of the outdoor unit you choose.
Branch Part should be installed in horizontal mode or
vertical mode.
Install horizontally
11
High pressure duct D4+
Hi-pressure pipe
Φ9.5
Φ9.5
Install vertically
Main pipe is vertical
to horizontal plane
Electric throttle
part
Fig.15-1
Fig.15-2
Fig.15-3