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© Baxi Heating UK 2012
13.0
Maintenance
13.1
Check heat transfer fluid
1. The heat transfer fluid must be checked every year with
regard to its antifreeze and pH value. (7.0 - 9.5)
-
Check antifreeze using antifreeze tester. Target value is
approximately -21 deg C (40% concentration).
Replace fluid if necessary.
13.2
Maintenance of the collector
1. The collector or the collector array must be
checked/serviced annually to check for any damage, leaks or
contamination.
2. In areas where there may be a build up of dirt on the
collector, only non-abrasive cleaning materials and methods
should be used to clean the collectors and mounting system
components.
13.3
Cylinder
1. Refer to manufacturer’s documentation.
