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Ceiling cassette Fan Coil Unit, 4-pipe system
Model: FP-KM
PRELIMINARY CHECKS BEFORE START-UP
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The unit should not be started up until the system piping has been cleaned and all the air has been purged.
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Check condensate drainpipe slope.
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Make sure that air filter is clean and properly installed.
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Ensure that voltage and current values correspond with the unit nameplate values; check electrical
connections.
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Verify that air outlets are not closed.
MAINTENANCE
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Before performing any service or maintenance operations, turn off the main power switch.
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The air filter is made of acrylic fiber and is washable in water. To remove filter simply open the intake grille by
releasing the two catches. See Fig.19 and the section filter removal.
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Check the filter periodically and before the operating season; clean or replace as necessary.
PROLONGED UNIT SHUT-DOWN
Prior to restarting the unit:
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Clean or replace the air filters.
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Check and remove any obstruction from the external drain pan and the internal drain pan.
EXTRA MAINTENANCE
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The electrical panel is easily accessible by removing the cover panel.
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The inspection or replacement of internal components such as; heat exchanger coil, condensate drain pump,
float switch, involves the removal of the condensate drain pan. See Fig.20-22.
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During the removal of the condensate drain pan protect the floor under the unit with a plastic sheet from
condensate water that could be spilled.
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Remove fixing screws of the drain pan fixture and remove condensate drain pan with care.
The appliance are intended to be maintained by qualified service personnel and installed at height not less than
2.5m.
