Table Of Contents - Fujitsu Airstage VR-II Series Service Manual

1. TEST RUN
1-1 EXECUTION PROCEDURE AND EXECUTION PRECAUTIONS.............................
1-2 CHECK ITEMS BEFORE POWER ON.......................................................................
1-2-1 Power source inspection......................................................................................
1-2-2 Outdoor unit field setting inspection.....................................................................
1-2-3 Indoor unit field setting inspection........................................................................ 01-04
1-2-4 RB unit field setting inspection.............................................................................
1-2-5 Transmission wire installation inspection............................................................. 01-06
1-2-6 Piping installation inspection................................................................................ 01-09
1-2-7 Refrigerant charge amount inspection................................................................. 01-11
1-2-8 3-way valve opening inspection........................................................................... 01-11
1-3 CHECK ITEMS AFTER POWER ON.........................................................................
1-3-1 Power source check............................................................................................
1-3-2 Error indication check..........................................................................................
1-3-3 Installed unit and their addresses check.............................................................. 01-13
1-3-4 Transmission line connection check.....................................................................
1-3-5 Operation check sheet.......................................................................................... 01-15
1-4 Test Run Operation........................................................................................... 01-16
1-4-1 Test Run from outdoor unit PC board................................................................
1-4-2 Test Run From remote controller.......................................................................
1-5 Test Run Control............................................................................................... 01-20
1-6 FIELD SETTING / FUNCTION SETTING FOR OUTOOR UNIT................................ 01-21
1-7 FIELD SETTING / FUNCTION SETTING FOR INOOR UNIT.................................... 01-25
1-8 Field Setting / Function Setting For Outdoor Air Unit...................... 01-26
2. OUTDOOR UNIT OPERATION CONTROL
2-1 REFRIGERANT CIRCUIT..........................................................................................
2-1-1 Refrigerant circuit for Outdoor air unit.................................................................
2-2 INPUT / OUTPUT LIST...............................................................................................
2-3 HEAT RECOVERY OPERATION CONTROL............................................................ 02-03
2-3-1 Operation mode selection and controlling...........................................................
2-4 COMPRESSOR OPERATION.................................................................................... 02-03
2-4-1 Operation / Stop Condition..................................................................................
2-4-2 Compressor speed control..................................................................................
2-4-3 Capacity
2-4-4 Compressor Sequence Operation.......................................................................
2-5 HEAT EXCHANGER CONTROL................................................................................ 02-07
2-5-1 Operation mode selection and
2-5-2 Capacity
2-6 FAN CONTROL.......................................................................................................... 02-08
2-6-1 Cooling / Cooling main operation........................................................................
2-6-2 Heating / Heating main operation........................................................................
2-7 EXPANSION VALVE CONTROL............................................................................... 02-10
2-8 SPECIAL OPERATION............................................................................................... 02-11
2-8-1 Oil Recovery Operation.......................................................................................
2-8-2 Pre-Heat Operation.............................................................................................
2-8-3 Defrost Operation Control.................................................................................... 02-12
2-8-4 Low noise
2-8-5 Snow Falling Protection Fan Mode -Default Setting
CONTENTS
control...................................................................................................
control...................................................................................................
mode...................................................................................................
controlling...........................................................
-..........................................
01-01
01-03
01-03
01-04
01-05
01-12
01-12
01-12
01-14
01-16
01-17
02-01
02-01
+1
02-02
02-03
02-03
02-04
02-05
02-06
02-07
02-07
02-08
02-09
02-11
02-11
02-14
02-15