Regulus RTC 6i Installation And Maintenance Manual Download Page 1 | Manualshive

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RTC 6i

RTC 6i

EN

Installation and Maintenance Manual

RTC 6i

Inverter Air-to-Water Heat Pump

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Summary of Contents for RTC 6i

Page 1: ...www regulus eu RTC 6i RTC 6i EN Installation and Maintenance Manual RTC 6i Inverter Air to Water Heat Pump ...

Page 2: ...UCTION READINESS INSTALLATION 8 3 1 Scope of supply 8 3 2 Installation preparation and transport 8 3 3 Minimum distances 9 3 4 Placement of the heat pump 10 3 5 Condensate drain 11 3 6 Pipe installation 12 3 7 Electrical wiring 13 3 8 Addressing HP in a cascade 13 4 COMMISSIONING 14 4 1 Initial start up 14 5 MAINTENANCE AND SERVICING 15 5 1 User maintenance 15 5 2 Professional maintenance 15 5 3 F...

Page 3: ...ng devices lugs etc are not damaged Never step under the lifted load Wear personal protective equipment goggles gloves etc The equipment cannot be used by children and persons with reduced physical sensory or mental abilities or by untrained persons who lack the necessary knowledge Ensure that the heat pump is switched off before any intervention It is forbidden to carry out maintenance or cleanin...

Page 4: ...or heating mode 25 to 45 C Air working temperature for cooling mode 0 to 55 C Max airflow rate 2700 m h Number of fans 1 Fan speed variable Max fan power input 65 W Compressor type oil twin rotary FV50S Refrigerant R410A GWP 2088 Refrigerant quantity 1 30 kg CO2 equivalent 2 71 t Max refrigerant working pressure 42 bar Connections G 1 Weight 66 kg 1 for temperatures A 7 W35 at max speed 2 not subj...

Page 5: ...1 63 1 61 50 Hz 12 C 35 C 3 71 0 75 4 98 45 C 3 48 0 94 3 69 55 C 3 75 1 15 3 25 7 C 35 C 3 24 0 75 4 33 45 C 3 10 0 93 3 35 55 C 2 81 1 11 2 53 2 C 35 C 3 15 0 75 4 23 45 C 2 82 0 91 3 12 55 C 7 C 35 C 2 27 0 72 3 14 45 C 2 01 0 85 2 38 55 C 1 79 1 00 1 79 15 C 35 C 1 72 0 69 2 50 45 C 55 C 36 Hz 12 C 35 C 2 73 0 53 5 20 45 C 2 47 0 67 3 71 55 C 2 62 0 83 2 63 7 C 35 C 1 60 0 50 3 25 45 C 55 C 1 ...

Page 6: ... 6 RTC 6i www regulus eu 1 4 Heat pump pressure drop 1 5 Dimensions ...

Page 7: ...g i e it is necessary to have a part of the heating system without shut off valves installed e g thermostatic valves Approximately it is at least 5 radiators of normal size e g 0 6 x 0 9 m or at least 30 m2 of underfloor heating without the possibility to be shut off 2 2 Connectionwithathermalstore combinationwithotherrenewableheatsources The accessories consist of a thermal store for heating only...

Page 8: ...llation preparation and transport The installation must be carried out by a qualified person in accordance with the applicable stan dards and all regulations concerning occupational safety must be observed The heat pump shall be transported and stored in an upright position only Check that the product has not been damaged in transit Report immediately any transport damage to the carrier and suppli...

Page 9: ...ularly harsh weather conditions or if there is a risk of damage from snow falling from a roof the product can be installed underneath a small awning Follow the recommendations below when choosing a heat pump location Location make sure that the heat pump does not disturb you or your surroundings with noise avoid installation at a bedroom window patio or fence or close to the boundaries of neighbou...

Page 10: ...e the heat pump on the house structure using wall brackets code 17458 Before mounting the bracket on the wall it is important to verify its load bearing capacity Depending on the composition and thickness of the wall it is recommended to use a chemical anchor or a through wall anchor for installation The brackets are galvanized and the complete support is supplied including steel ropes ensuring it...

Page 11: ... the drain pipe is not included in supply and can be ordered as an optional accessory code 18491 The drain pipe can be run a to the ground to a frost free depth the outlet and the space around the pipe must be filled with crushed stone to ensure sufficient condensate drain the underground section of the pipe can be perforated b into the building in its sewage system the through wall passage shall ...

Page 12: ...at pumps can be ordered in lengths of 500 700 and 1000 mm To eliminate the transmission of vibrations to the adjoining pipeline and possibly also to the house structure it is recommended to run the braided hose loose in a slight bend When installing compensators and braided hoses follow the instructions in the separate Installation Manuals that will come with these products Continue after the brai...

Page 13: ...elevantinstructionsorprojectdocumentation A suitable heat pump circuit breaker for most installations under normal conditions is B16A 1f If a residual current device is installed in the heat pump circuit it should be a G type RCD delayed Communication 15 m communication cable LiYCY TP 3x2x0 75 mm2 is part of the controller supply Power supply the power cable is not included in the delivery we reco...

Page 14: ...n the unit check in particular the dimensions of the supply cable circuit breaker residual current device and correct earthing Check the mains voltage at the installation site Check that the power cable is not damaged and that the terminals on the wiring are properly tightened Check the correct wiring of electrical components circulation pumps valves temperature sensors etc Check that the fans rot...

Page 15: ...e a year Check wiring and tighten connections Check the correct functioning of the safety elements Adjust the expansion vessel pressure Clean the filter in the heating system The unit must be turned off when cleaning the filter Check fan mounting and balance Check power input Check the refrigerant and possible leaks Check working pressures and temperatures in the refrigerant circuit Check the circ...

Page 16: ...sting cycle but the compressor is still running Melted ice flows into the condensate tray under the heat pump As soon as defrosting is completed the fan starts up again and a cloud of fumes formed by moist air may form for a short time This is a perfectly normal phenomenon that disappears after a few seconds On frosty days check for ice in unusual places heat pump legs condensate tray fan etc Poss...

Page 17: ...9 Hot gas sensor 6 Plate heat exchanger condenser 20 Installation box 7 Liquid refrigerant sensor 21 PFC condenser 8 Water temperature sensor inlet 22 High pressure sensor 9 Flow switch 23 High pressure switch 10 Water temperature sensor outlet 23 Finned heat exchanger evaporator 11 Outdoor temperature sensor 25 Fan motor 12 Electronic expansion valve 26 Fan propeller 13 Electronic expansion valve...

Page 18: ... TEMPERATURE SENSOR OUTLET HIGH PRESSURE SWITCH FOUR WAY VALVE COMPRESSOR HEATING ELEMENT CONDENSER HEATING ELEMENT INTERNAL WIRING DIAGRAM SUCTION GAS SENSOR OUTDOOR TEMPERATURE SENSOR REFRIGERANT TEMPERATURE SENSOR HOT GAS SENSOR RTC PCB COMPRESSOR PCB PCB WITH PFC PFC POWER FACTOR CORRECTION GREEN YELLOW COMPRESSOR LOW PRESSURE SENSOR HIGH PRESSURE SENSOR RED BLACK BLUE ...

Page 19: ... low refrigerant pressure If the refrigerant pressure is too high or low the compressor will stop The device will restart 5 minutes after the first alarm If the alarm repeats 3 times in a row the unit will shut down Check technical condition of the fan and circulation pump cleanliness of the finned and plate heat exchangers heating water temperature and flow and return temperature difference Reduc...

Page 20: ...ow the compressor will reduce the speed The device will return to normal operation 5 minutes after the first alarm If the alarm repeats 3 times in a row the unit will shut down Check whether there is sufficient refrigerant in the unit that no refrigerant circuit leaks are present technical condition of the fan and circulation pump whether the expansion valve is working properly whether the heating...

Page 21: ...on pump whether the expansion valve is working properly whether the heating water temperature isn t too high whether the flow and return temperature difference isn t too large whether the heat exchangers heat transfer surfaces are not clogged Communication error Check cables settings of switches on the PCB the last 3 should be set to 001 Compressor phase error current or overload Check compressor ...

Page 22: ...operation of the heating controller according to the selected application Wiring methods are given in chapter 2 Installation and operating instructions for the components belonging to the appliance hot water storage tanks thermal stores valves and actuators etc Heat pump commissioning report issued by an authorised person authorised by the service organisation 7 DECOMMISSIONING In cases where wate...

Page 23: ...23 RTC 6i www regulus eu 9 RECORD OF REPAIRS AND INSPECTIONS Date Action performed Service company Name signature and stamp Customer s signature ...

Page 24: ... 2021 We reserve the right to errors changes and improvements without prior notice REGULUS spol s r o E mail sales regulus eu Web www regulus eu v1 4 12 2021 ...

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