Viessmann VITOCROSSAL 300 Service Instructions Manual page 5

Vitocrossal 300, CT3 Series Service
Inspection and Maintenance
Additional Information
Dispose of Condensate .............................................11
Check Flue Gas Damper ............................................11
Check Venting Connection ........................................11
Start up Heating System ...........................................12
Reduce Pulsation Noises ...........................................13
Open Combustion Chamber Door ...............................13
Clean Combustion Chamber and Heat Exchanger
Surfaces .................................................................14
Clean Observation Port in Combustion Chamber Door ...15
Check all Connections and Sensor Well for Leaks .........16
Check Proper Operation of Low Water Cut-off .............16
Check Proper Expansion Tank and System Pressures ....16
Check Flue Gas Collector for Leaks .............................17
Close Combustion Chamber Door ...............................17
Check Thermal Insulation ..........................................18
Check Viessmann Mixing Service Valve for Proper
Operation and Leaks .................................................18
Adjust Burner ..........................................................18
Check Separate Heating System Controls ...................18
Check for Proper DHW Production ..............................18
Maintenance Schedule ..............................................19
Frequency ...........................................................19
Performed by ......................................................19
Service ...............................................................19
Danger of Freezing ...................................................21
Long Periods of Shut-down ........................................21
Water Quality ..........................................................21
Technical Data .........................................................22
Parts List .................................................................24
When ordering replacement parts ...........................24
Parts ..................................................................24
Maintenance Record .................................................30
Maintenance/Service ............................................30
Table of Contents
Page
5