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▶ Clean the condensate collector mechanically (using compressed air
or a soft brush) and rinse it with clean water ( fig. 93).
Fig. 93 Cleaning the condensate collector
12.3.7 Clean the heat exchanger
CAUTION:
Incorrect handling can damage the boiler.
▶ Do not use metal brushes or similar hard cleaning
tools.
▶ Handle the glow ignitor with care, it is made from
fragile ceramic material.
▶ Cover the boiler interior using a blanket or a cover to
prevent dirt entering the boiler.
WARNING:
If the condensate collector is installed incorrectly.
▶ Flue gas or condensate may leak
▶ Clean the heat exchanger with compressed air or a soft brush
( fig. 94).
Fig. 94 Cleaning the heat exchanger
Logamax plus GB162-L.B. 80 kW / 100 kW – 6720645916 (2014/10)
▶ Refit the condensate collector and make sure that the 2 retaining
clips close smoothly. If this is not the case, the seal between the
condensate collector and the flue pipe at the rear side of the heat
exchanger may be leaking.
▶ Connect the flexible condensate drain hose to the condensate
collector.
▶ Re-install the condensate trap.
▶ Rinse the heat exchanger with clean water.
▶ Reassemble all boiler components in reverse order:
– Burner with burner seal,
– Burner cover with fan and gas valve,
– Gas valve,
– Glow ignitor and ionization electrode.
▶ Start up the boiler ( chap. 9 "Start-up procedure", page 33).
12.4
Check and adjust the flue gases CO
( § 9.9, page 38)
12.5
Function check
▶ Slowly open the gas valve by pushing on the gas valve and turning it
6720645916-92.1N
¼ rotation in an counterclockwise direction.
▶ Switch ON the appliance by pressing the main switch on the BC10
basic controller [1]).
▶ Set the space heating water temperature knob [8] and the DHW
temperature knob [10] to the maximum temperatures.
▶ Enter a heat demand via the control unit and check that the boiler
starts the heating mode.
▶ Open a hot water tap and check that the boiler starts the DHW mode.
▶ Set the space heating water temperature knob [8] and the DHW
temperature knob [10] to the required temperatures.
90
11
Fig. 95 BC10 basic controller
6720645916-93.1N
10
9
110
100
120
130
140
1
1
2
3
12
Maintenance
emissions
2
8
130
110
150
90
170
190
7
4
5
6
6720645916-47.1N
47
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