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Remove the row of fixing screws along the whole
length of the drain tray (see picture).
Check there are no kinks in condensate hoses. If the condensate pump is a peristaltic
type change the rubber pump head tube. Refit drain tray opposite to removal
Once the air curtain has been cleaned, visually inspect the air curtain components.
Ensure pipe temperature sensors are located in their pockets and any foam insulation
covering these pockets is un-damaged. Check that the thermal overheat cut-out switch
(two on a VRF HP2000DXE unit) has not tripped (see Section – Commissioning, Page
23). Check all electrical connections and terminals within the unit are tight and that
crimp connections have not become loose.
Refit the bottom access panel and air inlet grilles with filters. Switch on the electrical
supplies and fully function test the air curtain to ensure correct operation (see Section –
Commissioning, Page 23).
Reset the Filter Dirty Indicator after the service by
pressing the Reset Button for at least 5 seconds (even if
the indicator has not gone flashing red) and hand back the
unit to the end user.
T9901075-2-3 UK
Using a 10mm spanner loosen the two bolts, one at
each end of the air discharge opening, by 2 turns. Do
not remove these two bolts completely.
The drain tray now hinges down along its front edge
and the inside surface of the tray can be cleaned.
Remove all debris and deposits from the coil face,
drain tray, outlet pipe, condensate hoses and the
condensate disposal system.
Page 35 of 38
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