User Maintenance; Planned Preventative Maintenance; Annual Service - Grundfos PHT A N Installation And Operating Instructions Manual

9.0 User maintenance.

There are NO user serviceable parts in the PHT A unit.

9.1 Planned Preventative Maintenance.

It is highly recommended that the PHT A equipment is maintained in line with the
Grundfos Services Planned Preventive Maintenance regime for this equipment.
A Grundfos Service contract can be taken out to cover this.
For a copy of the regime and to discuss a Grundfos Service contract, contact:
Grundfos Pumps Ltd.,
Telephone: +44 (0) 1525 850 000

9.2 Annual Service.

Along with the Preventative Maintenance regime Grundfos recommends that the PHT A unit is
serviced, inspected and tested every twelve months.
For a copy of the Annual Service regime and to discuss a Grundfos Service contract, contact:
Grundfos Pumps Ltd.,
Telephone: +44 (0) 1525 850 000
This ensures that the system remains in first class working order.
The PHT A unit should be serviced and tested annually by a suitably qualified and competent person.
Should any maintenance work be required then the water and electricity supply may
require isolating prior to commencing work.
The building will be without the protection that the PHT A unit gives during this period and
alternative measures should be considered.
NOTE
Ensure any outgoing signals from the PHT A unit are not going to cause activation of:
o Alarms/beacons/BMS Control panel or Boiler shut down
o Any other warning/monitoring devices installed (eg. SMS to mobile device)
TE
o External voltages may be present on Digital inputs.
(these must be isolated before commencing work on them)
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