White Rodgers 24A34 دليل المستخدم

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24A34 Series
Fan/Heat Sequencers
INSTALLATION INSTRUCTIONS
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE
INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL
INJURY AND/OR PROPERTY DAMAGE.
DESCRIPTION
The 24A34 Series Fan/Heat Sequencer gives the service tech-
nician a direct replacement for sequencing both fan and heat.
The terminal markings on the 24A34 sequencers are equivalent
to most other manufacturers’ types.
These sequencers may be wired in series, as shown in

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WIRING DIAGRAMS FAN DELAY OFF FOR THREE ELEMENT FURNACES WITH WIRING COMBINATION FAN & HEATER LOADS I 2 Normally close SINGLE-STAGE Room Thermostat 3 Normally open WIRING H H M5 M6 To 3rd element (One Timing) ONE POLE 24A34-15 H H To 24vAC wall thermostat To fan & 1st element M1 M2 TWO POLE M3 M4 To 2nd element FOR ONE ELEMENT FURNACES H H (Two Timings) COMBINATION Fan and Heater Loads 24A34-5 WIRING M1 M2 To 1st element & fan TWO-STAGE Room Thermostat Option ONE POLE H H To 24 VAC wall therm

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WIRING DIAGRAMS FOR FOUR ELEMENT FURNACES FOR FIVE ELEMENT FURNACES COMBINATION Fan and Heater Loads COMBINATION Fan and Heater Loads TWO-STAGE Room Thermostat Option After 3rd Element SINGLE-STAGE Room Thermostat WIRING WIRING M5 M6 To 3rd element M5 M6 To 5th element ONE POLE TWO POLE M7 M8 To 4th element H To W2 of 24vAC wall thermostat H To 24vAC wall thermostat H H M1 M2 To fan interlock M1 M2 To fan & 1st element TWO POLE M3 M4 To 4th element H H TWO POLE M3 M4 To 2nd element H H (Two Ti

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WIRING DIAGRAMS FOR SIX ELEMENT FURNACES FOR SEVEN ELEMENT FURNACES COMBINATION Fan and Heater Loads COMBINATION Fan and Heater Loads TWO-STAGE Room Thermostat Option After 3rd or 5th Element TWO-STAGE Room Thermostat Option After 3rd Element WIRING WIRING M5 M6 To 7th element M5 M6 To 5th element ONE POLE H H To W2 of 24vAC wall thermostat TWO POLE M7 M8 To 6th element M1 M2 To fan interlock H H To W2 of 24vAC wall thermostat TWO POLE M3 M4 To 6th element M1 M2 To fan interlock H H TWO POLE M