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OJ Electronics WLM3 User Manual

OJ Electronics WLM3
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© 2015 OJ Electronics A/S
Room is too cold
(after running for at least 48 hours)
The room sensor is placed in a position that does not represent the general temperature in the room. For
example mounted on an external wall or near to an external heat source.
If the room is controlled by a WLCT3 room sensor, check that the time and temperatures are set correctly.
If the room sensor has a mode switch (WLTM3, WLTD3 or WLDT3), the switch may be set to “OFF” or
“NIGHT” position.
For rooms with floor sensors, the maximum floor limit setting could be preventing the room from reaching
the desired temperature.
The system may have insucient heating capacity.
Poor insulation may be causing large heat loss.
Room is too hot
(after running for at least 48 hours)
This might be caused by draughts caused by internal wall cavities or open doors or windows which aect
the temperature-measuring ability of the sensor.
The room sensor is placed in a position that does not represent the general temperature in the room.
If the room is controlled by a WLCT3 room sensor, check that the time and temperatures are set correctly.
If the room sensor has a mode switch (WLTM3, WLTD3 or WLDT3), the switch may be set to the “DAY”
position.
For rooms with floor sensors, the minimum floor limit setting could be maintaining the room temperature
above the desired setting.
Solar gain or an external heat source.
Temperature is unstable This could be caused by periodic solar gain or external heating. Try setting the master to simple ON/OFF
control (DIP-10 set to ON).

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OJ Electronics WLM3 Specifications

General IconGeneral
BrandOJ Electronics
ModelWLM3
CategoryTemperature Controller
LanguageEnglish

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