DF Series installation manual
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TABLE OF CONTENTS
CODES REGULATING DIRECT FIRED DUCT HEATERS
........................................................ 4
DF HEATERS INSTALLATION INSTRUCTIONS
................................................................... 5
.................................................................................. 6
GAS CONTROL PANEL INSTALLATION
....................................................................... 7
....................................................................................... 8
ELECTRICAL CONTROL SENSORS CONNECTIONS
....................................................... 9
AIR PRESSURE SWITCH CONNECTION
..................................................................... 10
IGNITION AND FLAME DETECTIONS CONNECTIONS
............................................... 10
....................................................................................... 12
............................................................................................... 19
OPERATING SEQUENCE FOR SINGLE VOLUME DIRECT FIRED HEATER
OPERATING SEQUENCE FOR DOUBLE VOLUME DIRECT FIRED HEATER
............................................................................................. 21