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Q Series Sequencer, field proven for controlling the operation of heating elements and/or blower motors in electric, gas or oil heat systems. This sequencer has 2 switches & turns on M1-M2-25 at 10-40 and M3-M4 at 10-30. Off M1-M2 at 90-160 and M3-M4 at 3


  • UL® and CSA® approved
  • 24 volt control circuit
  • Five second delay between all subsequent stages, unless they function together
  • WARNING: This product can expose you to chemicals including Nickel and Nickel compounds, which are known to the State of California to cause cancer and birth defects or other developmental harm. For more information, go to
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On M3 - M4: 10 - 30 Seconds
Off M3 - M4: 30 - 60 Seconds
On M1 - M2: 10 - 40 Seconds
Off M1 - M2: 90 - 160 Seconds
Oil furnaces
Gas furnaces
Heat pumps
Electric furnaces
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Replacement Part:42223115606
Part Description:
Manufacturer :Weatherking®

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