andrews MAXXflo EVO CWH 150/302 Installation And Maintenance Manual page 52

5.5.3 CLEANING THE HEATER
The casing is fi nished with a polyester coating and will mark if abrasive cleaners are used. It should be cleaned
using standard non abrasive cleaning products. A soft cloth used with soap and warm water should be suffi cient
to clean the casing.
5.5.4 USER HANDOVER
When commissioning is satisfactorily completed the user must be instructed on the safe use and operation of
the heater and in particular detail:
• As a bare minimum go progress through the "Quick start guide" with the user, to cover the basic
operation of the heater
• Hand over this manual and any other literature supplied.
• Explain the importance of air vents and the fl ue outlet system, and that they should not be altered or
interfered with in any way.
• Explain that the DHW tank temperature should not be set below 60
can allow the growth of legionella bacteria. Discuss what methods are in place or setting options to
limit the formation of legionella bacteria (see previous page)
• Remind the user that in order to comply to the regulations in force, the heater has to be serviced
regularly (at least once every 12 months) and only an engineer who is trained and competent should
carry out any work on the heater (i.e. Gas Safe registered engineer).
• Explain that between 10:00 and 10:30 every Friday all pumps being controlled by the heater will be
activated in turn for 30 seconds each. This will occur even if the heater is in standby mode. This func-
tion is automatic and is designed to help prevent pumps from sticking if the heater has not been in
operation for some time.
Commissioning
O
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C for any length of time as this
MAXXfl o EVO 150/302