Weishaupt WTC-GB 90-A, Инструкция по установке и эксплуатации

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7.3 Change gas type
Change over WTC to operation with Liquid Petroleum Gas
▶
Close gas isolating valve.
▶
Turn setting screw
1
2 rotations to the right.
▶
Set parameter 11 to F (see Ch. 6.3.2).
Set O
2
content at maximum rating
▶
Open gas isolating valve.
▶
Manually drive rating to maximum (see Ch. 6.4).
▶
Check and adjust combustion.
When changing the rotational direction of setting screw
1
, the O
2
content only
changes after approx.
1
/
2
a rotation.
▶
Set O
2
content at the setting screw (Inbus 2.5)
1
to table:
▪
Clockwise rotation = O
2
content increases
▪
Anticlockwise rotation = O
2
content decreases
Set O
2
content at minimum rating.
▶
Manually drive rating to minimum (see Ch. 6.4).
▶
Check and adjust combustion.
▶
Set O
2
content at the setting screw (Inbus 2.5)
2
to table:
▪
Anticlockwise rotation = O
2
content increased
▪
Clockwise rotation = O
2
content reduces
O
2
minimum rating O
2
maximum rating
Liquid Petrole-
um Gas P
5.3 % ±0.2 4.8 % ±0.2
LPG safety valve
▶
Connect valve to output VA1 (see Ch. 5.6.1).
▶
Set parameter 15 to 0 (see Ch. 6.3.2).
Installation and operating instruction
Gas condensing boiler WTC-GB 90-A
7 Commissioning
83266502 • 1/2010-08 • La
58-95