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Troubleshooting Poor Temperature Regulation
• This page lists problems that may affect the temperature performance of your LUX
thermostat with suggested resolutions.
• For more detailed information please refer to the instructions that came with your
thermostat.
Model
Problem
Indicates incorrect room temperature Refer to thermostat manual to verify that your set temperature
Heats more than 5 degrees past its
displayed set temperature
No heat when expected
Heat Test
Advanced Troubleshooting
ELV4
Resolution
is what you expect it to be.
Refer to thermostat manual to verify that your set temperature
is what you expect it to be.
Replace the batteries with fresh Duracell® or Energizer®
alkaline batteries.
Adjust set temperature to at least 5 degrees below room
temperature. Then adjust set temperature upward one degree
at a time. Listen carefully for a soft click from the thermostat.
This click should be heard near room temperature. Adjust set
temperature down one degree at a time. Again listen carefully
for a soft click from the thermostat near room temperature.
Refer to your unit's manual to decrease the units swing value
to a narrower setting.
Verify that your unit's placement and mounting are optimum
per the installation section of its manual.
Refer to thermostat manual to verify that your set temperature
is what you expect it to be.
Refer to wiring to verify that it is according to the unit's wiring
diagram. Verify that all connections are to your thermostat are
clean and tight.
Replace the batteries with fresh Duracell® or Energizer®
alkaline batteries. Press reset with small Phillips screw driver.
It may be necessary to reconfigure some settings after a
reset.
Adjust set temperature to at least 5 degrees below room
temperature. Then adjust set temperature upward one degree
at a time. Listen carefully for a soft click from the thermostat.
This click should be heard near room temperature. Heat
should operate immediately.
Adjust set temperature down one degree at a time. Again
listen carefully for a soft click from the thermostat near room
temperature. Heat should switch off immediately.
This thermostat is designed to switch potentially hazardous
line-voltage. Qualified service personnel may use the
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Table of Contents
Related Manuals for LUX ELV4
Summary of Contents for LUX ELV4
- Page 1 Troubleshooting Poor Temperature Regulation • This page lists problems that may affect the temperature performance of your LUX thermostat with suggested resolutions. • For more detailed information please refer to the instructions that came with your thermostat. Model ELV4 Problem...
- Page 2 The ELV4 uses a normally open single pole relay to control a heating system. It should open when hotter than its set temperature and close when cooler than its set temperature. NOTE: Only the L1-IN/OUT pole is broken during normal temperature control.
- Page 3 For more detailed information please refer to the instructions that came with your thermostat. Model ELV4 Problem Resolution Display will not change Peel protective plastic label from display. Display blurred and unreadable Peel protective plastic label from display.
- Page 4 to within these limits the temperature display should reappear. If actual room temp is not outside these limits, there may be a malfunction. Press RESET using a small Philips screw driver. Reconfigure and reprogram. Displays "OVERRIDE" "Override" appears on the display when the set temp is raised or lowered from the program temperature.
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