Isolation - Before commencing work make sure that
the unit and Nuaire control are electrically isolated
from the mains supply.
7
18. 10. 17. Leaflet Number 671679
Installation, Operating and Maintenance Instructions
6.0 Maintenance
The first maintenance should be carried
out three months after
commissioning and thereafter at 12 monthly intervals.
General Cleaning and inspection - Electrically isolate before
commencing work. Remove the top or the bottom cover and
carefully clean out the interior as necessary. Check all parts for
security and that the impeller rotates freely, taking care not to
disturb the balance. Ensure all control components are secure and
clean, refit the cover.
Lubrication - Motors are fitted with sealed for life bearings and do
not require any lubrication.
Filter care/replacement -The filter (where applicable) will require
cleaning on a regular basis. The frequency of the cleaning operation
will depend on the site conditions.
7.0 Fan Components (see fig: 18)
Key Components
A Lid / Base
B Attenuation Pods
C Attenuation Pods Retaining Clips
D G4 Filter, Optional F7 Filter (Site removal)
E Weather Cover for control box for external installation
(If required)
F LPHW Coil / 2 Port PI valve (PICV)
G Electric Heater
Fig 18a: Fan Components. (No Heater unit) Fig 18b: Fan Components. (LPHW unit)
Fig 18c: Fan Components. (Electric Heater unit)
DAVE Supply Fans (ES Models) 50/60Hz
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