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7 - MAINTENANCE/SERVICE INTERVALS
7.2 - FAN MOTOR ASSEMBLY
Check and retighten the electrical connections once a year.
Removing the fan
Open the door as explained above,
Unlock the 4 x M8 screws using the ratchet wrench and its extension,
Disconnect the motor's electrical connections,
Remove the fan via the access door.
Example: 39HXC
7.3 - HEAT RECOVERY UNIT
Plate heat exchangers (39HXV and 39HXC models)
Schedule annual dust removal / degreasing and maintenance of the bypass damper.
It is important to remember to clean and degrease the condensate drain pan using water and non-abrasive detergents:
The heat recovery unit on the 39HXV model is accessible via the door and can be removed on the slide-type terminal.
Rotary heat exchangers (39HXE and 39HXEZ model)
Check the maximum and minimum rotation speeds once a year.
When stationary, the rotary heat exchangers accumulate dust and moisture
at their lowest point. Schedule cleaning during prolonged stoppages.
Check the permanently lubricated bearings once a year.
Heat recovery unit drive unit consumption
Max. power (W)
Variable speed
Voltage (V)
7.4 - ELECTRICS BOX
Retighten the connections twice a year.
Visually inspect the components, wires and cables.
34
010
020
030
110
110
110
Sizes
040
050
060
110
110
110
1 x 230 V
075
100
150
240
240
240
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