- a technical guide. Before undertaking any work on the unit, make sure that the power supply has been disconnected. Note : MCC-MCH 35/45 are equipped with air sweep feature. MCC-MCH 55 has manual louver adjustment. ELECTRICAL CONNECTIONS All electrical wiring and connections must comply with local standards.Power supply cord used must not be lighter than...
5 - Installation Unit installation entails: Outdoor unit placement - unit mounting - refrigerant piping connections - condensate water drainage connections - unit wiring connections. 5.1 - Unit clearances A minimium of clearance is necessary around the units to ensure proper air circulation and easy access for maintenance. Clearance required for indoor units Clearance required for outdoor units MOC -MOH...
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5 - Installation (Cont'd) Indoor unit installation Units can be installed vertically at floor level, horizontally beneath a ceiling or vertically on a wall Fix the mouting bracket to the wall or ceiling. With ceiling mounted units, installation close to a wall facilitates piping. Use the knock outs in the unit casing when routing the pipes.
6 - Condensate Drainage Drain tube on unit is flexible and can be routed to suit various piping arrangements. The drainage line must include an elbow trap (U bend). Connect a plastic condensate pipe with an outside diameter of 16 mm. Verification of condensate water drainage : Fill the drain pan and observe evacuation.
8 - Unit Controller Operation ROOM TEMPERATURE SETTING EMERGENCY OPERATION Press the TEMP button up or down to change the setting to the desired Units are equipped with a switch to run in emergency operation mode. room temperature. The setting range is from 16°C to 32°C.Operating The switch is on the infrared receiver board where the LED lights are the unit below 18°C may result in the coil freezing.
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After the unit has either been started or stopped by the timer, the set The Diagnostic Information is reported via different flashing patterns time will remain in the program, however the start or stop button must of the 3 indicator lights on the unit. The chart below shows the light patterns for the various operational, protection and failure modes.
9 - Wiring Diagram MCH/MOH 35 - Heat Pump Units MCC/MOC 35 Cooling Only Units Indoor Indoor unit unit Outdoor unit Outdoor Power Supply Power Supply unit 220-240V/1Ph/50Hz 220-240V/1Ph/50Hz 208-230V/1Ph/60Hz 208-230V/1Ph/60Hz MCH/MOH 35 - 55 - Heat Pump Units MCC/MOC 35 - 55 - Cooling Only Units Indoor Indoor unit unit...
12 - Technical Appendix Capacity correction factor for piping length (C2) Unit Capacity Total cooling capacity can be detemined by using correction Indoor unit factors C1, C2 and C3. Piping length (m) Given cooling capacity = Cooling capacity at standard Correction factor C2 1.00 0.98...
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CONFORMITY DECLARATION AS DEFINED BY MACHINERY DIRECTIVE 89/392 EEC ANNEXE II A WE : YORK Industrial (Thailand) Co., Ltd. 104 Moo 2, Teparak Rd., Tambon Bangsaothong King-Ampher Bangsaothong. Samutprakarn 10540, Thailand. DECLARE UNDER OUR OWN RESPONSIBILITY THAT THE MACHINE :...
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DE - COMMISSIONING DISMANTLING & DISPOSAL This product contains refrigerant under pressure, rotating parts, and electrical connections which may be a danger and cause injury! All work must only be carried out by competent persons using suitable protective clothing and safety precautions. Read the Manual Risk of electric shock Unit is remotely controlled and...