Checking The Static And Supply Pressure - Viessmann VITODENS 100-W Installation And Service Instructions Manual

Further details regarding the individual steps
r r

Checking the static and supply pressure

Danger
CO build-up as a result of incor-
rect burner adjustment can have
serious health implications.
Carry out a CO test before and
after work on gas appliances.
Commissioning, inspection, maintenance
2. Turn both rotary selectors "tw" and
r
3. Within 2 s, turn rotary selector "tr"
4. Adjust the control unit to stage 1 or
5. The set operating mode is saved
Operation with LPG
Flush the LPG tank twice during com-
missioning or replacement. Vent the tank
and gas supply line thoroughly after
flushing.
(cont.)
"tr" simultaneously into their cen-
tre position.
"SERV" appears on the display.
to the top right range.
"r" is displayed and the set value
flashes.
2 by turning rotary selector "tw".
The display shows:
■ "1" for operation with stage 1
or
■ "2" for operation with stage 2.
when the value stops flashing, and
the control unit returns to standard
mode.
25