Honeywell SM180 Instructions De Montage page 8

9. Maintenance
In accordance with DIN 1988, Part 8, the following
operations should be carried out regularly. A planned
maintenance scheme is recommended.
9.1 Inspection
To be carried out by an installation company or
the operator.
Frequency: every 6 month
Risk of scaling through hot liquid escaping from
the discharge opening.
Function check by verifying the response: While the
system is operating, briefly open the safety valve by
turning the cap. After closing the cap the valve must
close again the backed up water drain completely.
MU1H-1368GE23 R0609
GB
9.2 Maintenance
To be carried out by an installation company
Interval: once a year
Risk of scaling through hot liquid escaping from
the discharge opening.
If a malfunction is detected, a repair can be attempted
by opening and closing the cap several times. A
replacement is necessary if this action is not
successful.
10. Disposal
• Brass housing
• Spring steel adjustment spring
• High grade synthetic material security cap
• Hot water resistant elastomer diaphragm
Observe the local requirements regarding correct
waste recycling/disposal!
8 Honeywell GmbH