Johnson Controls
2
ForM Et115.24-noM5 (908)
TABLE OF CONTENTS ..........................................................................................................................2
SAFETY SYMBOLS ...............................................................................................................................3
SAFETY CONSIDERATIONS .................................................................................................................3
SECTION ONE - RECEIPT & INITIAL INSTALLATION ................................................................4
HL SERIES FEATURES..........................................................................................................................4
PREFACE ................................................................................................................................................4
UNPACKING & INSPECTION ................................................................................................................5
HANDLING & INSTALLATION ...............................................................................................................5
Drain Pan ...........................................................................................................................................6
Coils ...................................................................................................................................................6
HL SERIES DIMENSIONAL DATA .........................................................................................................9
ARI STANDARD RATINGS...................................................................................................................10
COOLING/HEATING MEDIUM CONNECTIONS ..................................................................................10
AUXILIARY DRAIN PANS ....................................................................................................................11
HEATING CAPACITY ............................................................................................................................11
Condensate Trap ............................................................................................................................12
DUCTWORK CONNECTIONS ..............................................................................................................12
ELECTRICAL CONNECTIONS ............................................................................................................12
Electrical Enclosure .......................................................................................................................13
TELESCOPING BOTTOM PANEL .......................................................................................................13
MODEL HLP HORIZONTAL FAN COIL OPTIONAL TELESCOPING BOTTOM
PANEL ASSEMBLY, TYPICAL INSTALLATION INSTRUCTIONS ......................................................14
MODEL HLP HORIZONTAL FAN COIL OPTIONAL TELESCOPING BOTTOM
PANEL ASSEMBLY ..............................................................................................................................15
SECTION TWO - START-UP .......................................................................................................16
GENERAL .............................................................................................................................................16
COOLING/HEATING SYSTEM .............................................................................................................16
AIR SYSTEM BALANCING ..................................................................................................................16
WATER SYSTEM BALANCING ...........................................................................................................17
CONTROLS OPERATION ....................................................................................................................17
MOTOR AND FAN DATA ......................................................................................................................17
SECTION THREE - NORMAL OPERATION & PERIODIC MAINTENANCE ..............................18
GENERAL .............................................................................................................................................18
MOTOR/BLOWER ASSEMBLY ............................................................................................................18
Fan Deck .........................................................................................................................................18
COIL ......................................................................................................................................................18
ELECTRIC RESISTANCE HEATER ASSEMBLY .................................................................................18
ELECTRICAL WIRING & CONTROLS .................................................................................................19
VALVES & PIPING ................................................................................................................................19
FILTERS, THROWAWAY ......................................................................................................................19
UNIT WEIGHT DATA (LBS.) .................................................................................................................20
DRAIN ...................................................................................................................................................20
REPLACEMENT PARTS ......................................................................................................................20
EXAMPLE WIRING DIAGRAMS ..........................................................................................................21
SECTION FOUR - INSPECTION & START-UP CHECKLIST .....................................................23
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