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Fig. 88 Removing the plate heat exchanger
▶ Install new plate type heat exchanger with new gaskets and reconnect
the hydraulic assembly in reverse order.
▶ Check all connections used during maintenance for leaks.
15.1.4 Checking electrodes
▶ Remove electrode set including gasket and check electrodes for
contamination; clean or replace, if required.
▶ Reinstall electrode set with new gaskets and check for leaks.
Fig. 89 Reinstalling the electrode set
Gas/Gaz?
Fig. 90 Check for leaks
Greenstar – 6721822579 (2020/03)
0010032724-001
2-1/4 + 3/4 ft.-lbf.
3 + 1 Nm
0 010 006 917-001
0 010 006 918-001
15.1.5 Burner servicing
DANGER:
Fire danger!
▶ The burner may be operated only while installed in a wall-mounted
gas condensing boiler.
▶ Remove burner lid (steps 1 - 4).
2
1
Fig. 91 Removing the burner cover
▶ Remove burner and clean its components.
Fig. 92 Burner
▶ Reinstall burner in reverse order, including a new gasket if necessary.
▶ Adjust the gas-air ratio (page 62)
Inspection and maintenance
4
3
6 720 641 933-95.1o
7 181 465 330-08.2R
67
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