Carrier 69NT40-521 Refrigerator User Manual


 
TABLE OF CONTENTS
iii T-268-07
TABLE OF CONTENTS (CONTINUED)
Section Page
SERVICE 6-1................................................................
6.1 MANIFOLD GAUGE SET 6-1............................................
6.2 SUCTION AND DISCHARGE SERVICE VALVES 6-4.......................
6.3 PUMPING THE UNIT DOWN 6-4........................................
6.4 REFRIGERANT LEAK CHECKING 6-4...................................
6.5 EVACUATION AND DEHYDRATION 6-5..................................
6.5.1 General 6-5...................................................
6.5.2 Preparation 6-5................................................
6.5.3 Procedure 6-5.................................................
6.6 REFRIGERANT CHARGE 6-5...........................................
6.6.1 Checking the Refrigerant Charge 6-5.............................
6.6.2 Adding Refrigerant to System (Full Charge) 6-8....................
6.6.3 Adding Refrigerant to System (Partial Charge) 6-8..................
6.7 COMPRESSOR -- MODEL 06DR 6-8.....................................
6.7.1 Removal and Replacement of Compressor 6-9.....................
6.8 COMPRESSOR DISASSEMBLY 6-9.....................................
6.9 COMPRESSOR REASSEMBLY 6-13......................................
6.10 COMPRESSOR OIL LEVEL 6-14.........................................
6.11 FILTER-DRIER 6-15.....................................................
6.12 HIGH PRESSURE SWITCH 6-15.........................................
6.12.1 Replacing High Pressure Switch 6-15..............................
6.12.2 Checking High Pressure Switch 6-15..............................
6.13 EVAPORATOR COIL AND HEATER ASSEMBLY 6-16.......................
6.14 EVAPORATOR COIL HEATERS 6-16......................................
6.15 EVAPORATOR FAN AND MOTOR ASSEMBLY 6-16........................
6.16 EVAPORATOR FAN MOTOR CAPACITORS 6-17...........................
6.17 CONDENSER COIL 6-18................................................
6.18 CONDENSER FAN AND MOTOR ASSEMBLY 6-18.........................
6.19 PARTLOW RECORDING THERMOMETER 6-18............................
6.20 SAGINOMIYA RECORDING THERMOMETER 6-20.........................
6.21 MAINTENANCE OF PAINTED SURFACES 6-21............................
6.22 POWER AUTOTRANSFORMER (OPTIONAL) 6-21.........................
6.23 SENSOR CHECKOUT PROCEDURE (AMBS, DTS, RRS, RTS, SRS & STS) 6-21
6.23.1 Checking Sensor (RRS, RTS, SRS or STS) 6-21....................
6.23.2 Replacing Sensor (STS and SRS) 6-22............................
6.23.3 Replacing Sensor (RRS and RTS) 6-23............................
6.23.4 Checking Sensor (AMBS or DTS) 6-24.............................
6.23.5Replacing Sensor (AMBS or DTS) 6-24..............................
6.24 SUCTION SOLENOID VALVE (SSV) 6-25..................................
6.25 SUCTION MODULATION VALVE (SMV) 6-25...............................