Cleaning Condensate Trap; Check Diaphragm (Flue Gas Non-Return Device) In The Mixer Unit - Buderus Logamax GB062-24 KDE H V2 Service Manual

Fig. 14 Checking heat exchanger for residue
B Refit the displacement bodies.
B Remove the condensate trap and place a suitable con-
tainer below.
B Flush out the heat exchanger with water from the top.
Fig. 15 Flush out the heat exchanger with water
B Reopen inspection aperture and clean the condensation
catch pan and condensate connection.
Material damage due to hot flue gas!
Hot flue gas can leak through defective
seals, damage the devices and endanger
safe operation.
B Replace all seals involved whenever mainte-
nance or an inspection is carried out.
B Ensure that the seals are seated exactly.
B Adjust the gas/air ratio.
Logamax PLus GB062
6 720 804 853-21.1ITL
Inspection and maintanance
6.4

Cleaning condensate trap

Risk to life through poisoning !
If the condensate trap is not filled, poisonous
flue gas can escape.
B Before commissioning, make sure that the si-
phon is filled with water.
B If available: Only turn off the trap filling pro-
gram during maintenance, and turn it back
on the end of maintanance.
B If available Use the boiler's built-in siphon.
B Make sure that the condensate drains cor-
rectly.
1.
Fig. 16 Removing the condensate trap
B Clean the condensate trap, and check that the aperture
towards the heat exchanger is clear.
B Check condensate hose and clean if necessary.
B Fill condensate trap with approx. ¼ l water and refit.
6.5
Check diaphragm (flue gas non-return
device) in the mixer unit
B Remove mixer unit.
B Check diaphragm for dirt and cracks.
Fig. 17 Diaphragm in mixer unit
6
2.
3.
0 010 005 831-001
6 720 615 492-18.3TT
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