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• A maintenance log should record each component serviced during maintenance, as well
as activities performed or repairs made.
• Maintenance staff must have access to a specific training programme.
• Before starting maintenance operations on the unit, turn off the unit’s main switch. Elec-
trical shock can cause personal injury.
• Keep the following in mind when performing maintenance operations:
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.1. WATER COILS
• We recommend cleaning the coils once a year.
• Don’t use abrasive cleaner.
• Brush off the fins that need it.
• Make sure that there is no leakage from pipework.
• If the coils are not used, please drain the water to avoid damage.
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.1.1 DX COILS
• We recommend cleaning the coils once a year.
• Don’t use the abrasive cleaner.
• Make sure that there is the leakage from pipework.
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.2. DRAINAGE SYSTEM
• We recommend checking periodically the condensate drip tray and clean it.
• We recommend checking the siphon.
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.3. MOTORS
• Check the power consumption has not increased.
• Periodically check the electrical connections are making good contact; this will prevent
breakdowns.
• We recommend checking the fan mounting periodically.
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.5. FILTERS
• To make sure that the filters are working properly, the pressure loss across the filter
must be monitored precisely (since this is an indicator of dirt levels). The following table
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.4. FANS
• Every three months, clean the dirt from the fan blades and bearings, since dirt can not
only reduce airflow but also lead to unbalanced operation and increase noise.
• Periodically, test the airflow on each fan.
Содержание UTBS PRO-REG Series
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