Determining The Flue Gas Values; Checking The Ionisation Current - Viessmann Vitogas 100 Service Instructions Manual

Further details regarding the individual steps

Determining the flue gas values

Danger
CO build up as a result of an
incorrect burner setup can
have serious health implica-
tions.
Carry out a CO test prior to,
and after, work on gas equip-
ment.

Checking the ionisation current

D Burner control unit
1. Pull off ionisation lead C from ioni-
sation electrode E.
Initial start-up, inspection, maintenance
(cont.)
Record the actual flue gas values in
the service report on page 32.
2. Connect the test instrument A
according to the above diagram.
Push plug in adaptor (7 6/4) B
into ionisation lead C.
Push adaptor cable (7 4/6) F
onto ionisation electrode E.
Push test cable plug A into
plug in adaptor B and adaptor
cable F.
3. Start the boiler.
4. Checking the ionisation current
When the pilot burner is lit:
min. 1.5 µA
When the main burner is lit:
min. 5 µA
5. Record the actual values in the ser-
vice report on page 32.
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