Samsung MOS-C1 User manual

Energy RecoveryVentilator
Installation manual
MOS-C1 / MOS-C1DZ
࡙Thank you for purchasing this Samsung Product.
࡙Before operating this unit, please read this installation manual carefully and retain it for future
reference.

2
WARNING
Risk of death or serious personal
injury.
CAUTION
Potential risk of personal injury or
material damage.
WARNING
Please contact the Service
Center for installation.
OImproper installation may cause
damage to the product, water
leakage, electric shock, or fire.
Always use rated voltage.
OImproper voltage may cause
damage to the product and/or
fire.
Check if the product
is properly installed in
accordance with the manual.
OImproper installation may cause
electric shock or fire.
Do not disassemble or
modify any part of the
product.
OContact the Service Center for
maintenance to prevent product
malfunction, electric shock and
fire.
Contact a qualified technician
for reinstallation or transfer of
a unit.
OPotential risk of electric shock or
fire.
All electrical maintenance
should be performed by
a qualified technician in
accordance with local
regulations and instruction
manuals.
OImproper handling of the
product may cause damage to
the product or fire.
This information is provided to prevent personal injury and material damage.
Please read all safety information before use
SAFETY INFORMATION

3
WSAFETY INFORMATION (Continued)
CAUTION
Do not expose the product to
excessive heat or flammable
sources
OPotential risk of fire hazard or
explosion.
Install the product in a place
without moisture.
OMoisture may cause damage to
the product and electric shock.
Use only rated parts for
installation.
OPotential risk of electric shock or
fire.
Electric wiring should be
properly connected and
fixed.
OPotential risk of fire hazard or
explosion.
Avoid tension on electric wires.
OWires may break and cause fire.
Ensure proper ground has
been established when
installing the product. Do not
connect the ground cable of
the unit to a gas pipe, a water
pipe or a telephone line.
OPotential risk of electric shock.
Ensure no water gets into the
product.
OPotential risk of electric shock or
fire.
Disconnect the product
from power supply during
maintenance.
OPotential risk of electric shock.

4
INSTALLATION OF CO2SENSOR
Parts
Parts CO2Sensor
QTY 1
Image
Instructions
OApplicable Models: RHF025EE, AN026JSKLKN
2) Unscrew the three bolts from the
maintenance cover.
1) Turn off the power and
disconnect the product from
power supply.
Back
Front
Top
Bolt
3) Unhook the clip from the
maintenance cover.
Clip
Cable Bolt Cable Tie INSU Installation
manual
11111

5
WINSTALLATION OF CO2SENSOR (Continued)
4) Disengage the connector attached
to the damper for ventilation
switch.
OPull the body part outward to
disengage the connector.
B-Part
A-Part
5) Unscrew the four bolts and
disengage the B-Part of the
bracket body element from the
product.
6) Pull up the strings to disengage
the heat exchange from the
product.
7) Unscrew the four bolts and
disengage the A-Part of the
bracket body element from the
product.
8) Pull the cushion bypass to
disengage it form the product
as illustrated.

6
9) Attach the INSU to a place where
CO2Sensor is to be positioned.
10) Position the CO2 Sensor onto the
hole and secure in place with a
bolt.
OIt is connected to the RA duct.
11) Secure the cable to the two
cable holders using cable ties.
12) Take out the connector together
with the cable through the cable
outlet.
13) Connect the connector to the
CO2Sensor as illustrated.
INSU
CO2
Sensor
Bolt
Cable Tie
Cable
Outlet
WINSTALLATION OF CO2SENSOR (Continued)

7
1) Turn off the power and
disconnect the product from
power supply.
OIt is not necessary to disassemble
the product to replace or clean
the fan, motor, heat exchange
unit, or dust filter.
2) Unscrew the two bolts from
the maintenance cover and
disengage them from the hook.
OAfter disengaging the maintenance
cover, check 2 heat exchange units
and 2 dust filters.
OAll work should be carried out
through the maintenance opening
from this point.
3) Disengage the heat exchange
units and dust filters from the
product.
OMake sure to disengage the
filters first.
OBoth heat exchange units should
be disengaged from the product.
4) Unscrew the bolt and
disengage the heat exchange
unit guide on the right side from
the product.
Instructions
OApplicable Models: RHF035EE/RHF050EE/RHF080EE/RHF100EE,
AN035/050/080/100JSKLKN
Back
Front
Top
Bolt
Bolt
Heat Exchange Unit
Dust Filter
Heat Exchange Unit
WINSTALLATION OF CO2SENSOR (Continued)

8
5) Unscrew the four bolts and
remove the electric system cover.
6) Position the INSU in the hole
located on the right side of the
damper.
7) Connect the white terminal of the
cable to the CO2Sensor.
8) Position the CO2Sensor onto the
hole and secure in place with a
bolt.
Bolt
INSU
CO2
Sensor
Bolt
WINSTALLATION OF CO2SENSOR (Continued)

9
10) Take out the CO2Sensor cable
together with other cables and
reassemble the guide filter.
11) Take out the CO2Sensor cable
together with other cables
through the outlet located on
the PCB board.
12) Connect the connector to the
CO2Sensor as illustrated.
OReassemble in reverse order of
disassembly
9) Secure the cable to the two
holders using cable ties. Cable Tie
Guide Filter
WINSTALLATION OF CO2SENSOR (Continued)

10
INSTALLATION OF PCB OPTION
Configuration of CO2Sensor
OSwitch off the K9 of SW06 in the MAIN PCB to set the CO2Sensor to “Use” mode.
1) Applicable Models: RHF*****
2) Applicable Models: AN*********
K9 K10 K11 K12
Carbon dioxide (CO2)
sensor connector
Carbon dioxide (CO2)
sensor connector

11
OSet SEG15 in Installation Option 5 for the product to "1".
Changing a particular option
KParticular option can be set with a wireless remote controller only.
You can change each digit of set option.
Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6
Description Page Mode Option mode to
change
Tens digit of option
SEG to change
Unit digit of option
SEG to change Changed value
Indication
and Details
Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details
0D
Option
mode 0~F Tens digit
of SEG 0~9 Unit digit
of SEG 0~9 Changed
value 0~9
Example) To set "CO2sensor" to "use" among installation option
Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6
Description Page Mode
The option mode
you want to
change
Tens digit of option
SEG to change
Unit digit of option
SEG to change Changed value
Settings 0 D 5151
Checking Operation after Power-on
1) Check if LED1 flashes once every 6 seconds or so.
LED1
WINSTALLATION OF PCB OPTION (Continued)

12
2) Press the K4 switch (applicable models: RHF*****) or K2 switch
(applicable models: AN*********) in the MAIN PCB 5 times in
succession to check CO2level is displayed properly.
No. of
Press Item Example Display Part
SEG1 SEG2 SEG3 SEG4
1 Exhaust Fan RPM 1,350RPM 1135
2 Supply Fan RPM 950RPM 2 Off 9 5
3 Indoor Temperature 25ºC 3 Off 2 5
4
Outdoor Temperature 30ºC 4 Off 3 0
5CO
2Level 1,220ppm 5122
6 Number of Units 3 6 Off Off 3
WINSTALLATION OF PCB OPTION (Continued)
OApplicable Models: RHF***** OApplicable Models: AN*********
G2
SEG1 SEG2
b
gafG1 gafG1
ce d G2 bce d
SEG3 SEG4
G2
SEG1 SEG2
b
gafG1 gafG1
ce d G2 bce d
SEG3 SEG4

13
◀ 중계기 설치 계속
LED1 does not flash when powered on
TROUBLESHOOTING
No
Replace the cables.
Remove the cables from the main PCB
and check PIN No.1-3 of CN43 for
DC 12V.
Is DC 12V generated?
Connect the cables and check
PIN No.1-3 of CON1 on the CO2Sensor
Connector for DC 12V.
Replace the CO2Sensor
Is DC 12V generated?
No
Replace the MAIN PCB.
Yes
Yes

14
CO2level is not displayed on the MAIN PCB
O“0” is displayed on the MAIN PCB.
WTROUBLESHOOTING (Continued)
The error in the CO2Sensor is only detected after 2 minutes when powered on.
The operation test needs to last longer than 2 minutes to be valid.
Caution
No
Replace the MAIN PCB.
Check whether K9 in the MAIN PCB is
switched off.
Proceed to the next installation step.
Is CO2level displayed?
No
Yes
Yes
Is K9 switched off? 1)*
Or, are the options set? 2)*
Swich on the MAIN PCB option switch
K9 1)* or set the options 2)* again, reset
the power, and then check whether
CO2level is displayed.
1)* Applicable models: RHF*****
2)* Applicable models: AN*********
Switch off K9, and then check again.
1)*
Or, set the options.
2)*

15
MEMO