Air-Conditioners INDOOR UNIT PFD-P250 500VM-E • OPERATION MANUAL For safe and correct use, please read this operation manual thoroughly before operating the air-conditioner unit. BEDIENUNGSHANDBUCH Zum sicheren und einwandfreien Gebrauch der Klimaanlage dieses Bedienungshandbuch vor Inbetriebnahme gründlich durchlesen. MANUEL D’UTILISATION Pour une utilisation correcte sans risques, veuillez lire le manuel d’utilisation en entier avant de vous servir du climatiseur.
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Bottone dell’unità del comando a distanza Remote controller-Button Controlador remoto-Botón Fernbedienungs-Taste Knop afstandbediening Touche Commande à distance Кнопка конт олле а ДУ 1 Pulsante [Regolazione della temperatura ambiente] 2 Pulsante [Timer/continuo] 3 Pulsante [Selezione modalità di funzionamento] 4 Pulsante [Selezione ora] Pulsante [Impostazione dell’ora] CENTRALLY CONTROLLED 1Hr.
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No.1 No.2 Power Power Operating Check Failure Operating Check Failure Failure PFD-P250VM-E PFD-P500VM-E A Spia alimentazione B Spia funzionamento C Spia di controllo D Spia guasto E Commutatore Normal/Local F Spia guasto n.1 Local Local G Spia guasto n.2 TEST RUN TEST RUN TEMP.
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[Fig. A] [Fig. B-1] Parallel K (minutes) Remarks Pulley Cast iron pulley 10 or less Equivalent to 3 mm displacement per meter. CN31 CN20 CN21 CN29 CN22 CN32 [Fig. B-2] A Control board B Control board C Option: Inlet temperature control D Standard: Outlet temperature control A Deflection load (W) 3 - 4kg = 5mm...
• Use only accessories authorized by Mitsubishi Electric and ask your trode. dealer or an authorized company to install them. If accessories are in- stalled improperly, water leakage, electric shock or fire may result.
• Ensure that the drain trap is properly water-sealed. In case of failure - If the drain trap is modified, or is not water-sealed, the trap will not function and a water leak may occur. Inject water into the hose during the periodic Warning: check (six-monthly) to check water-sealing.
3.2. Selecting operation The range of room temperature display is 8 - 39 °C. Outside this range, the display flashes either 8 - 39 °C to inform you if the room temperature is lower or When selecting operation higher than the displayed temperature. 1.
The customer should not engage in repairs. 4. “Failure” Display Lamps PFD-P250VM-E If both the “Operating” and “Failure” lamps are lit, either a fault has developed in the unit and it has stopped operating, or it is operating in the emergency mode.
7. Caring for the unit How to clean Always have filter maintenance performed by a service person. Before care-taking, turn the power supply OFF. • Clear dust away lightly or clean it up with a vacuum cleaner. In the case of Caution: severe staining, wash the filter in lukewarm water mixed with dissolved neutral detergent or water, and then rinse off the detergent completely.
Caution: Maintenance and inspection When moving or reinstalling the unit, consult with your dealer. Defective in- • If the unit is used throughout several seasons, the insides can get dirty, reduc- stallation can result in electric shock, fire, etc. ing the performance. Depending upon the conditions of usage, foul odors can be generated and Regarding noise drainage can deteriorate due to dust and dirt, etc.
15. Periodic Checks Table 1 Maintenance and Checks Unit Parts Check frequency Checks Evaluation criteria Maintenance • Check operating noise. • No abnormal noises. Replace if insulation has deteriorated. Fan motor • Measure insulation resistance. • Insulation resistance 1 MΩ or more. •...