Cleaning The Sight Glass In The Boiler Door; Closing The Boiler Door; Checking The Thermal Insulation; Checking The Water Quality - Viessmann Vitocrossal 300 Service Instructions For Contractors
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Also See for Vitocrossal 300:
- Service instructions manual (164 pages) ,
- Service instructions for contractors (148 pages) ,
- Service manual (108 pages)
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Commissioning, inspection, maintenance
Cleaning the sight glass in the boiler door
B
A
Fig. 5
Closing the boiler door
1. Tighten the screws on the boiler door evenly and
diagonally. Torque: 20 Nm
Checking the thermal insulation
Check the thermal insulation fit and realign if required.
Checking the water quality
Enter the amount of top-up water and the total hard-
ness of the feed and boiler water into the table in the
appendix on page 30.
For water quality requirements, see page 28.
Cleaning and reconnecting the condensate drain system
The condensate drain, siphon, neutralising system and
all hoses and pipes between them are part of the con-
densate drain system.
14
Check gaskets
A
and hose connection
Danger
Leaks can result in a risk of poisoning through
escaping flue gas.
Check gaskets carefully.
2. Mount the gas supply pipe and check for tightness.
The total hardness of the feed and top-up water must
not exceed the standard values specified by VDI 2035
(see page 28).
The pH value should be between 8.2 and 9.5.
Note
Clean the inside of the condensate drain system at
least annually.
B
for leaks.
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