Checking The Flue Gas Side Tightness; Checking The Flue System For Leaks; Instructing The System User; Operating And Service Documents - Viessmann Vitocrossal 300 Service Instructions Manual

Checking the flue gas side tightness

A
Fig. 10
Flue gas temperature sensor on flue gas collector
A
Test port
B
1. Check the flue gas collector and boiler body for
leaks.
Note
In full load operation, the gaskets can be checked
with an inspection mirror. If required, remove the
thermal insulation sections. Traces of condensate
on the outside of the flue gas collector or on sec-
tions of thermal insulation also indicate a leak.

Checking the flue system for leaks

Instructing the system user

The system installer should hand the operating instruc-
tions to the system user and instruct the user in oper-
ating the system.

Operating and service documents

1. Complete and detach the customer registration
card:
Hand the system user this part for safekeeping.
■
Retain the heating contractor's part.
■
B
2. If required, tighten the flue gas collector with a tor-
This includes all components installed as accessories,
e.g. remote control units. In addition, the system instal-
ler must make the user aware of the required mainte-
nance work.
2. File all parts lists, operating and service instruc-
Commissioning, inspection, maintenance
que of 7 Nm or replace the gasket.
tions in the folder and hand this over to the system
user.
The installation instructions are no longer required
after the installation and, therefore, do not need to
be retained.
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