Operating instructions

27
A
1. Use a vacuum cleaner to remove res-
idues from the heat exchanger
A
inside the combustion chamber.
2. If required, spray slightly acidic,
chloride-free cleaning agents based
on phosphoric acid onto heat
exchanger
A
and let the solution
soak in for approx. 20 min.
3. Thoroughly flush the heat
exchanger
A
with water.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5366 836 GB
Service