Important
The NIBE heat pump requires minimal maintenance but
to ensure the continued efficient running of your heat
pump and guarantee in the warranty period it is recom-
mended that it is checked and serviced annually by a
qualified engineer.
Any servicing must be carried out by a competent per-
son.
When replacing a part on the appliance, use only spare
parts supplied by NIBE.
If any electrical connections have been disconnected
and re-connected, checks for earth continuity must be
tested for with a suitable multimeter.
On completion the Benchmark service record should be
completed.
General inspection
Check the following:
1.
Condition of casing
2.
Check Inlet grille is not clogged with leaves
3.
Check fan for any obstructions
4.
Electrical supply connections
5.
Water connections
6.
Heating system pressure
7.
Alarm log
Correct any fault before continuing.
NOTE
Before removing any covers or replacing parts
the heat pump must be isolated from the mains
electrical supply.
Heating System
1.
Inspect start and stop temperatures. Correct if re-
quired.
2.
Inspect heat curve (SMO & VVM only). Correct if
required.
3.
Check the heating system flow temperatures, the
difference should be between 5-10°C. Adjust flow
if required.
4.
Inspect the heat pump charge flow temperature
difference against charge flow with graphs on page
18. Adjust if required.
NOTE
After servicing, complete the relevant Service
Interval Record section of the Benchmark
Checklist located at the back of this document.
Completion of the Service Interval Record is a
condition of warranty. For full terms and condi-
tions of warranty, please see our website
www.nibe.co.uk.
47Chapter 8 | Servicing and maintenanceNIBE F2040
8 Servicing and maintenance
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