Convotherm OEB Series Service Handbook page 197

Service Handbook OGS/OGB
 Attention: Hang the measuring unit on the "right" chimney!
OGS
6.10
6.20
10.10
10.20
12.20
OGS
20.10
*
20.20
*
 Measure the gas exhaust value, after 1 minute read the measured value and
check with the CO
 Record the CO
and check the cause of the excessive CO value.

If necessary, set the correct value (see chart 4) by adjusting the Venturi screw
(1) with the screw driver.
 Attention: Read the measured value at least 1 minute after adjustment!
AS/11-2011 / Part No.: 7016396
HL2
HL1
value on the Chart 4 "Gas exhaust values @ Max".
2
and CO values. At a CO value > 500 ppm switch off the unit
2

O
2

CO
2
OGB
6.10
6.20
10.10
10.20
12.20
OGB
20.10
*
20.20
*
Chart 4: Gas exhaust values @ Max
All gas types O
All gas types
Erdgas /
Natural Gas CO
LP Gas =
Propan
Butan

O
2

CO
2
6_25e_Readjusting the Gas valves_d
.= 4,8%±0,3%
2
 = 1,30±0,02
= 9,0%±0,1%
2
CO =
2
10,5%±0,2%
CO =
2
12,2%±0,3%
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