Viessmann Vitopend 100-W Installation And Service Instructions For Contractors

35
Checking the ionisation current
A
Adaptor cable (available as acces-
sory)
1. Connect tester according to dia-
gram.
2. Set the upper heating output (see
page 23).
3. Ionisation current when the flame is
first established: min. 4 µA
If ionisation current < 4 µA: Check the
electrode gap (see page 31).
4. Turn off the ON/OFF switch on the
control unit.
Operation with the upper rated heat-
ing output is terminated.
5. Record the actual value in the
"Reports" table.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5848 649 GB
Service

Viessmann Vitopend 100-W Specifications

General

Fuel Type	Gas
Max. Water Temperature	85 °C
Type	Condensing Boiler
Gas Type	Natural gas / LPG
Efficiency	Up to 98%