Carrier AirV 68RV14103A - Page 7

ii
T--298
10/09
TABLE OF CONTENTS -- Continued:
SERVICE AND MAINTENANCE 3--1................................................................
3.1 PREVENTATIVE MAINTENANCE 3--1......................................................
3.2 OPERATING INSTRUCTIONS 3--1.........................................................
3.3 SERVICE -- GENERAL 3-- 1................................................................
3.4 CEILING UNIT -- FREE BLOW SYSTEMS 3--1...............................................
3.4.1 Filter Removal 3-- 1....................................................................
3.4.2 Ceiling Grill Removal 3-- 2..............................................................
3.4.3 Ceiling Panel Removal 3--2.............................................................
3.4.4 Master Control Switch 3-- 2.............................................................
3.4.5 Air Sweep Switch Removal 3--2.........................................................
3.4.6 Indoor Thermostat Removal 3--3........................................................
3.4.7 Air Sweep Removal 3-- 3...............................................................
3.4.8 Heat Strip Assembly Removal 3--3......................................................
3.5 CEILING UNIT -- DUCTED SYSTEMS 3--4...................................................
3.5.1 Filter Removal 3-- 4....................................................................
3.5.2 Ceiling Grill Removal 3-- 4..............................................................
3.5.3 Control Box Assembly Removal 3--4.....................................................
3.5.4 Main PCB Board Removal 3--5..........................................................
3.5.5 PCB Display Removal 3--5.............................................................
3.5.6 Fuse Removal 3-- 5....................................................................
3.5.7 Dip Switch Functions 3-- 6..............................................................
3.5.8 Return Air Thermistor 3-- 6..............................................................
3.5.9 Heat Pump Thermistors 3--7............................................................
3.6 SERVICE -- UPPER UNIT -- STANDARD, HC & HP 3--8.......................................
3.6.1 Exterior Cover Removal 3--8............................................................
3.6.2 Compressor Replacement 3--8..........................................................
3.6.3 Control Box Assembly Removal 3--8.....................................................
3.6.4 Upper Scroll Assembly Removal 3--8....................................................
3.6.5 Motor Assembly and Condenser Fan Removal 3--9........................................
3.6.6 Evaporator Blower Wheel Adjustment or Removal 3--10.....................................
3.6.7 Air Handling System Removal 3--10......................................................
3.6.8 Capacitor Troubleshooting 3--10..........................................................
3.6.9 Capacitor Testing and Replacement 3--11.................................................
3.6.10 Positive Temperature Coefficient Thermistor (PTC) (Start Thermistor) Troubleshooting 3--11.....
3.6.11 Line V oltage -- 10% 3-- 11................................................................
3.7 SERVICE -- UPPER UNIT -- LOW PROFILE 3--12.............................................
3.7.1 Exterior Cover Removal 3--12............................................................
3.7.2 Upper Scroll Assembly Removal 3--12....................................................
3.7.3 Condenser Fan Assembly Removal 3--13..................................................
3.7.4 Condenser Motor Removal 3--14.........................................................
3.7.5 Evaporator Motor/Blower Assembly Removal 3--14.........................................
3.7.6 Compressor Replacement 3--15..........................................................
3.7.7 Capacitor Removal 3--15................................................................
3.7.8 Remote Control (Fahrenheit to Celsius) 3--15..............................................