Titus Horizontal High Output IOM - Manual (Page 4)

HORIZONTAL HIGH OUTPUT HH-IOM-00 01-19-09
INSTALLATION AND
MAINTENANCE INSTRUCTIONS
6 f o 4 e g a P
9. MAINTENANCE
***CAUTION: All maintenance must be performed by a trained, experienced
service technician. To prevent electrical shock, disconnect electric power to system
at main fuse or circuit breaker box until maintenance is complete.
While the HHC model is fully accessible, maintenance on the HHP & HHE models is
done by removing the access panel. The unit must be isolated from the power
supply.
9.1 Filter (HHP & HHE)
The useful life of the throwaway filter depends on the environment in which the unit is
operating. However, it is recommended to change the filter at least every three (3)
months.
9.1.1 To replace the filter on the HHE, remove the access panel, unfasten the Velcro-backed
filter-retaining channels, remove channel to replace the filter. For the HHP, unfasten
the filter retaining clips and slide the filter out.
9.2 Drain Pans
Periodic cleaning of the drain pans is essential, especially in high humidity areas.
Remove all foreign material to ensure the free flow of condensation.
9.3 Coils
Clogged coils are a major cause of unit failure. Periodic inspection should take place
at least once a year.
9.3.1 Dirty coils should be cleaned with the appropriate brush and vacuum cleaner or
compressed air.
9.4 Electric Motor(s)
A yearly motor inspection should take place and the following is recommended:
9.4.1 Clean all dirt and lint with a brush and/or vacuum cleaner.