14 AZ10 OXYGEN ANALYZER | COMBUSTION GAS ANALYSIS | OI/AZ10-EN REV. A
…6 Installation
Flange-mounted installations
WARNING
Failure to observe this warning will result in serious injury.
Before fitting the probe, ensure that the boiler is off and the
flue is cool enough to touch.
If hot process gases are flowing through the flue when the
probe intake tube is inserted, it will direct those gases
toward the operator.
Notes
• This procedure is for AZ10 probes mounted to customer-
NPT/BSP installations.
• The gasket joints must be gas tight otherwise errors in the
O readings will occur.
Referring to Figure 10:
1 A to
the flue wall.
2 Secure flange B to the flue-mounted mating flange A
using suitable fixings
C
3 Locate a gasket D over the studs on flanged boss B
see Notes, left.
4 Insert the probe intake tube E through the adaptor,
ensuring that the open side of the intake tube tip faces into
Figure 7, page 10 and Warning
5 Align the bolt holes F in the probe intake tube flange with
the studs on the adaptor ensuring that the open side of the
intake tube tip continues to face into the gas flow.
An arrow
G is stamped on the tube flange to assist with
orientation.
6 Locate a gasket H
see Notes, left.
7 Fit the probe body I over the studs on the adaptor
ensuring Company name is uppermost.
8
washers
J.
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