Starting The Heating System - Viessmann VITOCROSSAL 200 Service Instructions Manual

Type ct2, gas fired condensing boiler with matrix cylinder burner for natural gas e and ll
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Commissioning, inspection, maintenance
Further details regarding the individual steps

Starting the heating system

Control unit operating and service instructions, and neutralising system
operating instructions
1. Check the heating system pres-
sure.
Permissible boiler operating pres-
sure: 5.5 bar
2. For open flue operation: Check
that the installation room ventila-
tion is unobstructed.
3. Check the gas supply pressure.
4. Open the gas supply line shut-off
valves.
5. Switch ON the main isolator (out-
side the installation room).
8
(cont.)

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