Inspection and maintenance
Greenstar FS/Combi FS – 6 720 810 590 (2020/04)
68
▶ Remove the plate type heat exchanger.
Fig. 86 Removing the plate heat exchanger
▶ Install a 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 the electrodes
▶ Remove the electrode set including gasket and check the electrodes
for contamination; clean or replace, as required.
▶ Re-install electrode set with new gaskets and check for leaks.
Fig. 87 Reinstalling the electrode set
Fig. 88 Check for gas leaks
15.1.5 Burner servicing
DANGER:
Fire
Improper operation of the burner
▶ Only operate the burner while installed in a boiler
▶ Remove the burner cover (steps 1 - 4).
Fig. 89 Removing the burner cover
▶ Remove the burner and clean the components
Fig. 90 Burner
▶ Reinstall the burner in reverse order, including a new gasket.
▶ Adjust the gas-air ratio (Section 12.2).
6 720 641 933-50.2O
2-1/4 + 3/4 ft.-lbf.
(3 + 1 Nm)
6720810590-83.1Wo
0010007499-003
Gas/Gaz?
1
2
4
6 720 641 933-95.1o
3
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