Operating and service manual
4 of 222 pages
Detailed alarm description
............................................................................................................................
56
Alarm list ................................................................................................................................................
57
Temperature Sensor Alarms (AL 1XX) .........................................................................................................
61
Pressure transmitter Alarms (AL 2XX) .......................................................................................................
90
Other Sensor Alarms (AL 3XX) ...................................................................................................................
97
Power Alarms (AL 4XX) ...........................................................................................................................
104
Frequency Converter (FC) Alarms (AL 5XX) ...............................................................................................
116
Operation Alarms (AL 6XX) ......................................................................................................................
132
Alarms not used .....................................................................................................................................
144
Test Alarms (AL 8XX) ..............................................................................................................................
145
Controller Alarms (AL 9XX) ......................................................................................................................
160
Calibration of air exchange sensor
..............................................................................................................
186
Replacing of unit
.........................................................................................................................................
187
Replacement Evaporator motor and fan
......................................................................................................
188
Replacement Condenser motor and fan
......................................................................................................
189
Replacement of evaporator
.........................................................................................................................
190
Old model .............................................................................................................................................
190
New model ............................................................................................................................................
191
Replacement of heating elements
...............................................................................................................
192
Replacement of FC
......................................................................................................................................
193
Replacement of compressor
........................................................................................................................
194
Replacement of compressor valve plate / cylinder head gasket
.................................................................
195
Service and maintenance
............................................................................................................................
196
Evacuation of refrigerant .........................................................................................................................
196
Compressor pump down, operation ..........................................................................................................
197
Compressor pump down, replaced ............................................................................................................
197
Pump down of unit ..................................................................................................................................
198
Pressure Test .........................................................................................................................................
198
Charging of refrigerant ...........................................................................................................................
199
Charging of an empty unit .......................................................................................................................
199
Charging of unit low on charge .................................................................................................................
199
Leakage detection ..................................................................................................................................
200
Fan motors ............................................................................................................................................
200
Drying filter
...........................................................................................................................................
201
Replacing of drying filter
.........................................................................................................................
201
Compressor ...........................................................................................................................................
201
Check of oil level ....................................................................................................................................
201
Charging of oil .......................................................................................................................................
202
Draining of oil from compressor ...............................................................................................................
202
Soldering ..............................................................................................................................................
203
Tables
.........................................................................................................................................................
203
Datalog description ................................................................................................................................
203
Temperature Sensor [°C] - Resistance Table ..............................................................................................
207
Temperature Sensor [°F] - Resistance Table ..............................................................................................
208
Temperature [°C] - Pressure [BarE] Table - R134a .....................................................................................
209
Temperature [°F] - Pressure [Psi] Table - R134a ........................................................................................
210
Air exchange Sensor table Voltage - m3/h .................................................................................................
211
Relative Humidity Sensor table %RH - Voltage ...........................................................................................
211