Viessmann Vitodens 050-W BP JD, Инструкция по установке и обслуживанию

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64
9. Start the boiler and check for leaks.
Danger
Escaping gas leads to a risk of
explosion.
Check all gas equipment for
tightness.
!
Please note
The use of leak detection
spray can result in faulty oper-
ation.
Leak detection spray must not
come into contact with electri-
cal contacts or seal the dia-
phragm opening on the gas
valve.
Changing the gas type at the control unit
1. Switch ON the ON/OFF switch.
2. Press MODE and simultaneously
for 3 s.
"SERV" is displayed and "I"
flashes.
3. Use / to select "5" and confirm with
OK.
"1" flashes on the display.
4. Use / to select "0" and confirm with
OK.
The burner has been switched to
operation with natural gas.
5. Press MODE and simultaneously
for 3 s.
Service mode is terminated. Service
mode also terminates automatically
after 30 min.
6. Switch the ON/OFF switch OFF and
ON again.
The selected gas type is now ena-
bled.
Checking the CO
2
content
See page 35.
Gas type conversion
Converting from LPG to natural gas
(cont.)
5675 991 GB