Technical information

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26
CH Model Series Rotary Switch Settings
Indoor unit Dip Switch Settings - DH Model Series
The correct setting of the Indoor PCB Dip Switches and the Dip Switches is required
Indoor Unit Dip Switches are all set in the ON position as the Factory Default
Depending on the application certain switches must be set to the OFF position to
allow use of an option, or specific control feature
USE OF THE WIRED REMOTE CONTROL IS STANDARD, THE #1 DIP SWITCH ON SW05
OF THE MAIN PCB OF THE INDOOR UNIT MUST BE SWITCHED TO THE OFF POSITION BEFORE STARTING THE UNIT
Samsung recommend altering Dip switches prior to mounting the Indoor unit
Switch #'s read Left to Right, count to ensure the correct one is switched as they are all labeled 1-4
Indoor Unit
Switch#
Controls
Action
Setting
SW05
1
Use of Wired Remote
Switch to OFF if Wired Remote is used
OFF
2
Central Control/SNET
Switch to OFF if Central/SNET option is used
ON
3
Not used on this unit
Ignore
ON
4
Condensate Pump
Ignore - Condensate Pump is standard on CH Units
N/A
SW06
1
Temp Compensation
Switch to OFF to compensate for duct heat gain
ON
2
Filter Timer Light
Switch to OFF to increase time for filter change
ON
3
Not used on this unit
Ignore
ON
4
Not used on this unit
Ignore
ON
SW07
1
Minimum EEV Step
Switch to OFF to close EEV completely in off cycle
ON
2
Master/Slave
Switch to OFF to designate Master
ON
3
Remote On/Off control
Switch to OFF to allow external control of unit
ON
4
Not used on this unit
Ignore
N/A
E620 error on start up of MWR-WE10
"E620" indicates the wired controller has a different temperature unit setting than the indoor unit.
The following steps will set the controller to degF and enable it to communicate with the indoor unit.
Press and hold the "SET" and "ESC" buttons for at least 3 seconds. A flashing "1" will display (main menu)
Press (>) button – another “1” will display & flash for the sub menu
Press (>) button again to display the 4 digit “data settings”
"0100" should be displayed for the “data settings”
Press the (>) until the 4th digit is flashing in the "data bit field".
Press the (v) button to change that digit to “1”
"0101" should now be displayed for "data setting"
Press the “SET” button, then press “ESC”