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2
3
1
5
Fig. 21 Sealing in the feed pipe
1
Cam
2
Gasket
3
Feed pipe
4
Recess in upper boiler hub
5
Dummy flange
4.7
Sealing the sensor well (fittings case)
Sensor well R ¾ "
B Seal sensor well R ¾ " from the front (length 110 mm)
into the upper R ¾ " tapped hole in the flow
connection.
Sensor well R ½ "
B Seal sensor well R ½ " from the front (length 110 mm)
into the lower R ½ " tapped hole in the flow
connection.
Fig. 22 Sealing the sensor wells
1
Sensor well R ¾ "
2
Sensor well R ½ "
UNI 7000 F
4
1
4
6 720 648 663-18.1T
1
2
6 720 648 663-19.1T
4.8
Inserting the outer steam tube
(fittings case)
B Fit the flange (length of edge: 130 mm) with R ¾ "
tapped hole for the drain connection onto the rear
lower boiler hub.
B Fit customer-supplied boiler fill and drain valve.
The customer-supplied boiler fill and drain
valve is only used as a drain valve in this
instance.
Fig. 23 Fitting the flange
1
Fill and drain connection
2
Lower boiler hub (rear)
Installation | 19
1
2
6 720 648 663-20.1T
6 720 803 940 (2010/03)
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