Technical data

Thermo 230 / 231 / 300 / 301 / 350 List of Contents
I
List of Contents
1. Introduction
1.1 Scope and Purpose ............................................................................................................................... 101
1.2 Applicability of Manual ........................................................................................................................... 101
1.3 Meaning of Warnings, Cautions and Notes ........................................................................................... 101
1.4 Additional Documentation to be used .................................................................................................... 101
1.5 Safety Information and Regulations....................................................................................................... 101
1.5.1 General Safety Notes ................................................................................................................. 101
1.6 Legal Provisions for Installation ............................................................................................................. 102
1.7 Corrections and Improvements.............................................................................................................. 103
2. General Description
2.1 Combustion Air Fan ............................................................................................................................... 202
2.2 Fuel Pump ............................................................................................................................................. 202
2.2.1 Nozzle block preheater............................................................................................................... 203
2.3 Heat Exchanger ..................................................................................................................................... 203
2.4 Combustion Chamber............................................................................................................................ 203
2.5 Control Unit............................................................................................................................................ 203
2.6 Flame Sensor ........................................................................................................................................ 203
2.7 Igniter Box with Igniter Electrodes ......................................................................................................... 203
2.8 Temperature Sensor.............................................................................................................................. 204
2.9 Temperature Limiter .............................................................................................................................. 204
2.10 Overheat Thermostat (Thermo 231 and 301 only) ................................................................................ 204
2.11 Circulation Pump ................................................................................................................................... 204
2.11.1 Aquavent 5000 (U4814) and Aquavent 5000S (U4854) circulating pumps................................ 205
2.11.2 Aquavent 6000C (U4855) and Aquavent 6000SC (U4856) circulating pumps............................205
2.12 Fuel Filter............................................................................................................................................... 206
3. Functional Description
3.1 Switch On .............................................................................................................................................. 302
3.2 Heating Operation.................................................................................................................................. 302
3.3 Switch Off .............................................................................................................................................. 303
3.4 Power Save ........................................................................................................................................... 303
3.5 Auxiliary Heating Operation (heaters with control unit 1572D only) ...................................................... 303
3.6 Heater Lockout (heaters with control unit 1572D only).......................................................................... 303
3.7 Switch-off upon Failure (heaters with control unit 1572)........................................................................ 303
3.8 Switch-off upon Failure (heaters with control unit 1572D) ..................................................................... 305
3.9 Error Code Output (heaters with control unit 1572D) ............................................................................ 306
4. Technical Data
Electrical components...................................................................................................................................... 401
Propellant......................................................................................................................................................... 401