COMPONENTE 1 21NAE 2Power Supply220-240V/1Ph/50Hz208-230V/1Ph/60HzN 2 32 3NEN 1E APower Supply220-240V/1Ph/50Hz208-230V/1Ph/60Hz1Outdoor unitPower Supply380-415V/3Ph/50HzPower Supply380-415V/3Ph/50Hz2 3NE 1E N 1 2RE S T N 1 2Table 3 - Wiring sizesUnit sizePower supplyFuse (slow-blow)mm 222Interconnection(Indoor/Outdoor)Cooling mmHeating mmA2RE S T N 1 33x2.510For details of indoor unit and outdoor unit wiring, see the diagramsupplied inside the units. Start the unit and check operation bothin cooling and heating mode.Indoor unitIndoorunitOutdoorunit MCH/MOH 25 - Heat Pump UnitsMCH/MOH 09 - 25 - Heat Pump UnitsIndoorunit MCC/MOC 25 - Cooling Only UnitsMCC/MOC 09 - 25 Cooling Only UnitsIndoorunitOutdoorunitOutdoorunit9The units are designed to operate for long periods of time with a minimum of maintenance. However, the following operations must beperformed regularly.RECOMMENDEDFREQUENCYMAINTENANCE OPERATIONS1 - Clean with a vacuum cleaner or tap gently thenwash in warm water (40°C) with a mild detergent.2 - Rinse and dry before replacing on unit.3 - Never use petrol, alcohol or any other chemicalproduct.1 - Remove dust from the front panel with a soft dusteror wipe a dump cloth with a mild soap solution.2 - Never use petrol, alcohol or any other chemicalproduct.1 - No maintenance required.Drain pan andevacuation pipingUnit casingAir filterIndoor / Outdoor coilsCompressor1 - Check condition and remove dust from betweencoil fins.1 - Clean and check for obstructions.Every month or moreoften if necessaryEvery month or moreoften if necessaryEach season before start up.Each season before start up.9 12 18 253x2.5 3x44x2.516 2010 - Wiring Diagram11 - Service and Maintenance