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TABLE OF CONTENTS
PARAGRAPH NUMBER Page
DESCRIPTION 1-1...............................................................................
1.1 INTRODUCTION 1-1.....................................................................
1.2 SERIAL NUMBER IDENT IFICATION 1-1....................................................
1.3 DESIGN CHANGE D ESCRIPTIONS 1-1....................................................
1.4 AirV SYSTEM COMPONENT SPECIFICATIONS 1-9.........................................
1.4.1 Refrigerant Charge 1-9................................................................
1.4.2 Compressor - 115 Volts, 60 Cycles, 1 Phase 1-9..........................................
1.4.3 Compressor - 220 Volts, 50 Cycles, 1 Phase 1-9..........................................
1.4.4 Thermostat Range (All Free Blow Units) 1-9..............................................
1.5 START-UP 1-9...........................................................................
1.6 REFRIGERANT CYCLE-STANDARD SYSTEM 1-9...........................................
1.7 REFRIGERANT CYCLE - HEAT PUMP 1-10..................................................
1.7.1 Cooling 1-10..........................................................................
1.7.2 Heating 1-11..........................................................................
TROUBLESHOOTING 2-1.........................................................................
2.1 NO POWER TO UNIT 2-1.................................................................
2.2 DUCTED UNIT WILL NOT OPERATE 2-1...................................................
2.3 DUCTED UNIT WILL NOT COOL 2-1.......................................................
2.4 COMPRESSOR POWER SUPPLY OPEN 2-1...............................................
2.5 COMPRESSOR RUNS BUT CYCLES, FAN OPERATING ERRATICALLY 2-1....................
2.6 CYCLES ON COMPRESSOR OVERLOAD 2-2..............................................
2.7 INSUFFICIENT COOLING, COOLING AIR NOT ADEQUATE 2-2..............................
2.8 CONDENSER AIR NO T ADEQUATE 2-2....................................................
2.9 INSUFFICIENT COOLING 2-2.............................................................
2.10 COMPRESSOR FLOODING 2-2...........................................................
2.11 HEATER CYCLES ON LIMIT SWITCH (HEAT/ COOL VERSION ONLY) 2-2.....................
2.12 AIR SWEEP NOT WORKING (FREE BLOW VERSION ONLY) 2-2.............................
2.13 WATER LEAKAGE 2-2....................................................................
2.14 INADEQUATE HEAT (FREE-BLOW HEAT ONLY) 2-3........................................
2.15 INADEQUATE HEAT (HEAT-PUMP) 2-3....................................................
Clearing Diagnostic Alarms 2-3...................................................................
SERVICE AND MAINTENANCE 3-1................................................................
3.1 PREVENTATIVE MAINTENANCE 3-1......................................................
3.2 SERVICE - GENERAL 3-1................................................................
3.3 CEILING UNIT - FREE BLOW SYSTEMS 3-1...............................................
3.3.1 Filter Removal 3-1....................................................................
3.3.2 Ceiling Grill Removal 3-1..............................................................
3.3.3 Ceiling Panel Removal 3-2.............................................................
3.3.4 Master Control Switch 3-2.............................................................
3.3.5 Air Sweep Switch Removal 3-2.........................................................
3.3.6 Indoor Thermostat Removal 3-3........................................................
3.3.7 Air Sweep Removal
3-3...............................................................
3.3.8 Heat Strip Assembly Removal 3-3......................................................