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TABLE OF CONTENTS
Pumping Down‑ 144
Gas Charging (After Repair)‑ 145
Replace 24k Outdoor unit Compressor and Motor‑ 146
Replace 36k Outdoor unit Compressor and Motor‑ 147
Replace 9k and 12k Duct Type unit Compressor and Motor‑ 148
Replace 18k Duct Type unit Compressor and Motor‑ 149
COMPONENTS TESTING ‑ 154
Resistance Table Of Indoor Coil And Indoor Room Sensor‑ 154
Resistance Table Of Outdoor Compressor Temperature Sensor‑ 155
Compressor‑ 162
Fan Motor‑ 163
7k Indoor Wall Mount Printed Circuit Board ‑ 170
Ducted units and Cassettes Printed Circuit Board (Indoor Units)‑ 171
24k Outdoor Main Printed Circuit Board‑ 172
24k Outdoor Drive Printed Circuit Board‑ 172
36k Outdoor Main Printed Circuit Board‑ 173
36k Outdoor Drive Printed Circuit Board‑ 173
Field Settings (ESP Setting) Duct Type Only‑ 174
Field Settings (Indoor Unit Parameter Revision)‑ 175
Test the jumper terminals‑ 186
Protection Circuit Fault Isolation‑ 187
Compressor Fault Isolation‑ 188
Fault Codes‑ 188
Indoor Fault Code‑ 190
18K, 24k and 36k outdoor Fault Codes‑ 192
WIRING DIAGRAMS‑ 200
7k Wall Units‑ 200
Ducted Indoor Units 9k, 12k, and 18k‑ 201
9k‑36k Indoor Cassette Units‑ 202
24k Outdoor Units‑ 203
36k Outdoor Units‑ 204
PARTS CATALOG‑ 205
18K Outdoor Condensor‑ 205
24K Outdoor Condensor‑ 210
36K Outdoor Condensor‑ 215
7k Wall Mounted Indoor Unit‑ 220
9K, 12K Indoor Cassette‑ 222
18K Indoor Cassette‑ 224
24K INDOOR CASSETTE‑ 226
9K, 12K, DUCTED INDOOR‑ 228
18K Ducted Indoor‑ 232
24k Ducted Indoor‑ 236
APPENDIX‑ 240
Appendix 1: Reference Sheet of Celsius and Farenheit‑ 240
Appendix 2: Pipe Expanding Method‑ 241
LIMITED WARRANTY‑ 243
CUSTOMER SATISFACTION and QUALITY ASSURANCE‑ 244
FRIEDRICH AUTHORIZED PARTS DEPOTS‑ 244
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