Table Of Contents - Fujitsu AB*30LBAG series Service Instruction

1. SPECIFICATIONS
SPECIFICATIONS.......................................................................................................... 01-01
2. DIMENSIONS
DIMENSIONS.................................................................................................................. 02-01
3. REFRIGERANT SYSTEM DIAGRAM
REFRIGERANT CIRCUIT............................................................................................... 03-01
4. CIRCUIT DIAGRAM
CIRCUIT DIAGRAM........................................................................................................ 04-01
5. DESCRIPTION OF EACH CONTROL OPERATION
5-1 COOLING OPERATION............................................................................................
5-1-1 COOLING CAPACITY CONTROL......................................................................
5-2 HEATING OPERATION............................................................................................. 05-02
5-2-1 HEATING CAPACITY CONTROL......................................................................
5-3 DRY OPERATION...................................................................................................... 05-03
5-3-1 INDOOR UNIT CONTROL.................................................................................
5-4 AUTO CHANGEOVER OPERATION........................................................................
5-5 INDOOR FAN CONTROL.........................................................................................
5-6 OUTDOOR FAN CONTROL......................................................................................
5-7 LOUVER CONTROL.................................................................................................
5-8 COMPRESSOR CONTROL...................................................................................... 05-10
5-9 TIMER OPERATION CONTROL............................................................................... 05-11
5-10 ELECTRONIC EXPANSION VALVE CONTROL.................................................... 05-13
5-11 TEST OPERATION CONTROL............................................................................... 05-13
5-12 PREVENT TO START FOR 3 MINUTES (3 MINUTES ST).................................... 05-13
5-13 4-WAY VALVE EXTENSION SELECT.................................................................... 05-13
5-14 AUTO RESTART..................................................................................................... 05-13
5-15 PUMP DOWN (Refrigerant collecting operation)................................................. 05-14
5-16 COMPRESSOR PREHEATING............................................................................... 05-14
5-17 DEFROST OPERATION CONTROL....................................................................... 05-14
5-18 MANUAL AUTO OPERATION................................................................................ 05-16
5-19 VARIOUS PROTECTIONS...................................................................................... 05-16
CONTENTS
05-01
05-01
05-02
05-03
05-04
05-05
05-07
05-08