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Swegon reserves the right to alter specifications. 20220627 LNNN00356 (5.4)
Actionair CSS Installation Guide
Fault
Possible problem
Recommended action
Interface Mode Assembly
does not fit into the shroud
on the damper.
Damper drive shaft not in line
with shroud
Gentle adjustment made by manually setting blades
to fully closed
Mode not in released position Release clutch on motor using manual key. Check
the slot on rear of interface
Slots on the non-access side
of the shroud may be blocked
(due to removal of transit
plate prior to backfilling)
Ensure adequate clearance
Control mode does not ope-
rate electrically
The ETR is not correctly fitted
to duct
Screw fix to duct ensuring both parts of the ETR are
fully together. Do not over tighten
The mode is incorrectly wired Check wiring in accordance with procedures
The ETR cables have been
damaged or tampered with
Replace with new mode
Control Mode operates, but
limited, or no movement of
damper blades is observed
The mode is not correctly
synchronised with the inter-
face
Remove motor from interface. Check motor in fully
released state. Set position of interface, and refit
motor with label upmost, include motor location
pointer and washer
The damper is damaged or
poorly installed
New damper or re-install
Interface not fitted correctly
to damper
Fit interface correctly, ensure retaining pin protrudes
through location hole in the shroud
Foreign matter is impeding
blade movement
Check and remove
Motor location pointer omit-
ted
Fit new pointer
Mode not screwed down
correctly
Check and tighten
Troubleshooting
Product Commissioning & Maintenance Available
Below is a quick guide to problems that may be encountered.
Please note modifications made to units will invalidate warranties etc
