Lennox Fhm 120 Installation, Operating And Maintenance Guide

COMMISSIONNING
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STEP 8: Roof curb economiser Adjustment
With Heat Recovery module option the extract air goes through the wheel, that’s why the
economiser of the roofcurb has to be permanently fully closed.
If roofcurb economiser is not fully closed, close it
manually.
And don’t connect the actuator to the rooftop.
Actuator roofcurb not
connected

Lennox Fhm 120 Specifications

General

Brand	Lennox
Model	Fhm 120
Category	Heat Pump
Language	English