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Assembly and operating instructions REMKO CMF/CMT 120/160 Inverter heat pumps Instructions for the Technician Read the instructions prior to performing any task! 0023-2012-05 Edition 2, en_GB...
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These instructions are an integral part of the system and must always be kept near or on the device. Subject to modifications; No liability accepted for errors or mis- prints! Made by REMKO Installation and operating instructions (translation of the orig- inal)
Table of contents Safety and user notes........................... 5 1.1 General safety notes........................5 1.2 Identification of notes........................5 1.3 Personnel qualifications........................5 1.4 Dangers of failure to observe the safety notes................5 1.5 Safety-conscious working....................... 5 1.6 Safety notes for the operator......................6 1.7 Safety notes for installation, maintenance and inspection..............
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REMKO CMF/CMT Commissioning........................... 66 9.1 Control panel..........................66 9.2 Notes for commissioning ......................67 9.3 Heat pump manager Multitalent PLUS (heat flow meters)............68 Troubleshooting and customer service.................... 70 Care and maintenance........................73 Temporary shut-down........................73 Exploded view and spare parts......................74 13.1 Exploded view and spare parts list outdoor modules..............
Safety and user notes CAUTION! 1.1 General safety notes This combination of symbol and signal word Carefully read the operating manual before com- warns of a potentially hazardous situation, missioning the units for the first time. It contains which if not avoided may cause injury or mate- useful tips and notes such as hazard warnings to rial and environmental damage.
"certificate of warranty" to with all applicable regional regulations. REMKO GmbH & Co. KG at the time when the Local regulations and laws such as Water units are purchased and commissioned.
1.11 Transport and packaging The devices are supplied in a sturdy shipping con- tainer. Please check the equipment immediately upon delivery and note any damage or missing parts on the delivery and inform the shipper and your contractual partner. For later complaints can not be guaranteed.
REMKO CMF/CMT Technical data 2.1 Units data Series CMF 120 CMT 120 CMF 160 CMT 160 Function Heating or Cooling System Split-Air/Water Heat pump manager Multitalent or Multitalent Plus Storage tank for hydraulic decoupling of volumetric series series on-site on-site...
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Series CMF 120 CMT 120 CMF 160 CMT 160 Service limits, heating °C -18 - +34 Service limits, cooling °C +15 - +46 Supply-temperature, heating water °C up to +60 Min. Supply-temperature, cooling °C Refrigerant / pre-charge quantity outdoor unit...
2.8 Annual performance number according to VDI 4650 Mode: single energy source, parallel with a switch-over point of -5°C Climatic region: -10°C Old house with domestic hot-water heating (share 18%) COP by compressor rated Annual performance Annual performance frequency number with inlet/outlet number with inlet/outlet temperature differential: 7K temperature differential:...
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REMKO CMF/CMT Climatic region: -14°C Old house with domestic hot-water heating (share 18%) COP by compressor rated Annual performance Annual performance frequency number with inlet/outlet number with inlet/outlet temperature differential: 7K temperature differential: and inlet temperature... 10K and inlet temperature...
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Mode: bivalent-parallel with a switch-over point of -3°C Climatic region: -10°C Old house with domestic hot-water heating (share 18%) COP by compressor rated Annual performance Annual performance frequency number with inlet/outlet number with inlet/outlet temperature differential: 7K temperature differential: and inlet temperature... 10K and inlet temperature...
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REMKO CMF/CMT Climatic region: -14°C Old house with domestic hot-water heating (share 18%) COP by compressor rated Annual performance Annual performance frequency number with inlet/outlet number with inlet/outlet temperature differential: 7K temperature differential: and inlet temperature... 10K and inlet temperature...
3.1 The heat pump in general All models are able to cool as well as heat. Low noise-level of the outdoor unit. Arguments for Remko Flexible installation due to split system design. Low heating costs in comparison to oil and Negligible maintenance costs.
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REMKO CMF/CMT Water heat pumps require two wells in order to brought to a higher pressure and temperature by obtain heat from the groundwater, one supply well the application of electrical energy. Next, the hot and one dry well. The development of this source...
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Heat pump modes varied thermal transmission coefficients (the so called K value). Also required are the room tem- Heat pumps can work in various operating modes. perature and the standard outdoor temperature, that is, the lowest outdoor-temperature on average Monovalent that will occur during the year.
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VDI 4650 Fig. 27: Heating capacity diagramm of the heat pump CMF/CMT 160 Characteristics of REMKO inverter heat pumps Can be used everywhere Air is available every- where in unlimited quantities. For example, no Outdoor air as a heat source wells are required.
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This kind of heat regulation is The Remko inverter heat pump is a so called split very inefficient. Heat regulation in the Remko AC unit. This means that it consists of an outdoor...
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REMKO CMF/CMT Under dynamic cooling the refrigerating capacity is actively transferred to the indoor air. This is undertaken by means of water-based REMKO fan Thanks to innovative inverter technology, this convectors. In doing so, it is desirable that the inlet...
3.2 CMF series 3.3 CMT series We offer two different indoor-unit designs. The In addition, the indoor module of the CMT series is wall-mounted CMF series is equipped with a circu- fitted with a hot-water buffer storage. An electric lation pump and a safety module on the water side. booster heater with a max.
REMKO CMF/CMT The indoor and outdoor modules have to be con- nected with refrigerant lines of dimensions 3/8“ (= DANGER! 9,52 mm) and 5/8" (= 15,88 mm). A two-wire con- trol cable has to be laid between the two modules.
REMKO CMF/CMT 4.4 Installation, mounting outdoor module Outdoor module installation location The device may be attached only to a load- bearing structure or wall. Ensure that the out- door module is installed only vertically. The installation site should be well ventilated.
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Point of emissions Assessment level in accordance with TA noise days in dB(A) nights in dB(A) Industrial areas Commercial areas Core areas, village areas and mixed zones General residential areas and small housing estates Exclusively residential areas Spa areas, hospitals and mental institutions Isolated noise peaks of short duration may not exceed 30 dB(A) during the day and 20 dB(A) at night.
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REMKO CMF/CMT Condensate draining and ensured discharge Fig. 41: Dimensioning of the transversely rein- forced strip footing (Plan view) Please see the terms 1,3,5,8,9 and 11 the legend on Fig. 40 Dimensioning of the strip footing Dimen- Value in mm sionin Fig.
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Ensured discharge in the event of leakage NOTICE! With the REMKO oil separator OA 2.2, the below listed requirements of local regulations and laws Local regulations or environmental laws, for are met. example the German Water Resource Law (WHG), can require suitable precautions to...
1: Manometer 2: Automatic bleeder Actual schemas for hydraulic integration can be 3: Safety valve found on the internet at www.remko.de 4: Indoor unit The heat pump requires a constant, minimum standing-water volume of ca. 10 litres per kW of heating output to guarantee power for defrosting and to assure a minimum running time.
Corrosion protection Oxygen always plays a role if metal materials in a heating system corrode. pH values and the salt content also play a major role. The challenge: A licenced plumber who would like to be able to guarantee his cus- tomers a hot water heating system not at risk of corrosion from oxygen - without the use of chemicals - must pay attention to the following: Correct system design by the heating contractor/planner and...
The outdoor- and the indoor units are con- nected with two copper pipes of refrigerator quality having the dimensions 3/8" = 9,52 mm and 5/8" = 15,88 mm (REMKO special acces- sory). Observe the permitted bending radius for the refrigerant pipes during installation in order to prevent kinks.
Connection to the unit NOTICE! Remove the cover panel from the outdoor unit if necessary. It may be necessary to remove Use only tools which are approved for use in the pre-cut bushings. an HVAC environment. (z. B.: bending pliers, Take off the factory-fitted protective caps.
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REMKO CMF/CMT The time required to generate the vacuum is Function test of heating operating mode dependent on the final pressure pipe volume of the Remove the protective caps from the valves. indoor units and the length of the refrigerant pipes.
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Adding refrigerant Examples Basic pipe length Additional fill quantity 30 m DANGER! 32 m 600 g The connection of refrigerant pipes and the 40 m 600 g handling of refrigerant may be only be carried out by qualified personnel (competence cate- 45 m 1200 g gory I).
REMKO CMF/CMT Elektrical connection 8.1 General notes WARNING! It is necessary to lay a power-supply cable both to the outdoor unit and, separately, to the Always note the currently applicable VDE indoor unit. guidelines and the notes in TAB 2007. The size...
8.2 Electrical connection - indoor unit The following instructions describe the electrical connection of the CMF 160 and CMT 160 Series indoor unit. Shown here is the connection for the CMF 160 Series. Fold down or remove the lower housing-cover (Fig. 48-A). Loosen the two screws that secure the front of the housing and move it upward (Fig.
REMKO CMF/CMT 8.3 Electrical connection - outdoor module For the electrical connection loose the side cover by loosening the screws. Anschluss Außenmodul Netzzuleitung Anschluss Innenmodul 230V/1~/50Hz Fig. 49: Remove the side cover by loosening the Fig. 50: Connection terminals - outdoor module screws.
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Temperature sensors The number of sensors required can vary with the type of system. If the sensor cables are too short, they can be In the indoor module (F11), the collector extended up to a maximum of 100m with wire sensor, the return sensor (F17) and the sensor having a cross-section of 1.5 mm².
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Terminal Connection layout Terminal Connection layout Pump HK2 L Analogue remote control FBR2 Pump HK2 N F1 solid-fuel combustion Pump HK2 Pe vessel 24, 25, 26 BW L Switching valve drinking F11 reference sensor hot water preparation water meters BW N Switching valve F12 reference sensor solar, drinking water preparation Pe lower buffer storage...
8.8 Auxiliary relays and contactor function Auxil- Function Use ... Found in the iary circuit dia- relays gram ... Ä on page 55 Controls the charge pump, circulating pump ... in emergency heating heating circuits 1 and 2 and the relay K5 mode (Manual mode) Ä...
REMKO CMF/CMT Commissioning 9.1 Control panel Fig. 57: Control panel Mode switch Red indicator light: outdoor module failure Green indicator light: outdoor module is acti- White indicator light: drinking water preparation vated is activated Orange indicator light: operation 2nd heat...
9.2 Notes for commissioning The Multitalent heat pump manager serves to operate and control the entire plant. The heat After a power failure etc., the previously pro- pump manager itself is operated by the control grammed configuration can be accepted imme- unit.
The displays relevant to the heat flow meters are called up with the following steps on the heat pump The commissioning and programming of the manager. heat-pump manager may be carried out only by an installer authorized by REMKO. Level 0 23 Apr 10 16:05 T-external 19.0 °C T-collector 36.2 °C...
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Specialist level Including in display of favourites The heat pump menu is found in the specialist As many as 10 display values can be copied to level. The parameters for the heat flow meters are level 0. The system operator can quickly access configured here.
REMKO CMF/CMT Troubleshooting and customer service The unit has been manufactured using state-of-the-art production methods and tested several times to ensure its correct function. However, in the event that malfunctions should occur, the device should be checked against the following list. Please inform your dealer if the unit is still not working correctly after all of the functional checks have been performed.
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Heat pump manager error codes The error codes listed in the table can be called up in the display of the heat pump manager. See Controller ---> Displays ---> System ---> Errors. If an error with a corresponding code is present, an error scan can be performed by pressing the assigned function key.
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REMKO CMF/CMT Outdoor unit error display (control board flashing code of the outdoor module) In the event that the red control lamp lights up on the indoor module, then the fault is on the outdoor module. Two LEDs are visible after removing the enclosure panel which light up in green and red during normal operation (see adjacent figure).
Care and maintenance Temporary shut-down Regular care and maintenance serves to ensure The system may not be switched off at the mains trouble-free operation and long service-life of the power supply even if the heating system is not heat pump system. used for heating purposes over an extended period (e.g.
REMKO CMF/CMT Exploded view and spare parts 13.1 Exploded view and spare parts list outdoor modules Exploded view outdoor module CMF/CMT 120 Fig. 65: Exploded view outdoor module CMF/CMT 120 We reserve the right to modify the dimensions and constructional design as part of the ongoing technical-...
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REMKO CMF/CMT Exploded view outdoor module CMF/CMT 160 Fig. 66: Exploded view outdoor module CMF/CMT 160 We reserve the right to modify the dimensions and constructional design as part of the ongoing technical- development process.
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Spare parts list outdoor module CMF/CMT 160 Designation CMF 160 CMT 160 EDV-Nummer EDV-Nummer Compressor 1120082 1120082 Laminated heat-exchanger 1120083 1120083 Four-way switching valve 1120084 1120084 Shut-off valves 1120085 1120085 Fan blade 1120086 1120086 Cover panel 1120087 1120087 Side panel, left 1120088 1120088 Front panel...
14 15 11+12 2122 23 24 Fig. 67: Exploded view indoor module CMF 120, CMF 160. The illustrated tube group does not match the supplied indoor unit (Fig. similar) Ä ‘Parts and fittings, set’ on page 82) A: Accessory Set ( We reserve the right to modify the dimensions and constructional design as part of the ongoing technical- development process.
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Spare parts list indoor modules CMF 120, CMF 160 Designation CMF 120 CMF 160 From series: 992C5001... 994C5501... EDV-Nummer EDV-Nummer Housing 1120009 1120009 Front panel 1120006 1120006 Flap with hinge 1120005 1120005 Housing for controls 1120004 1120004 Controls, complete 1120243...
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REMKO CMF/CMT Exploded view CMT 120, CMT 160 17+18 23 24 2627 28 29 Fig. 68: Exploded view indoor module CMT 120, CMT 160. The illustrated tube group does not match the supplied indoor unit (Fig. similar) Ä ‘Parts and fittings, set’ on page 82)
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Spare parts list indoor modules CMT 120, CMT 160 Designation CMT 120 CMT 160 From series: 1003C5501... 1006C5501... EDV-Nummer EDV-Nummer Housing 1120301 1120301 Front panel, upper 1120302 1120302 Front panel, centre 1120303 1120303 Front panel, lower 1120304 1120304 Base-feet, set 1120245 1120245 Buffer storage with insulation...
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REMKO CMF/CMT Designation CMT 120 CMT 160 Spare parts (not illustrated) Fine fuse 6,13 A 1120279 1120054 Actuator for 3-way switching valve 1120054 1120001 Valve-core for 3-way switching valve 1120001 1120306 Liquid sensor, cooling circuit / return / inlet-set 1120306...
REMKO CMF/CMT General terms Energy supply company switching Certain energy supply companies offer special tar- Annual power input factor iffs for the operation of heat pumps. The annual power input factor indicates the power input (e.g. electrical energy) required in order to achieve a certain benefit (e.g.
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Limit temperature / bivalence point Seasonal performance factor Outdoor temperature where the secondary heating The seasonal performance factor relates to the appliance cuts in under bivalent operation. ratio of heat content delivered by the heat pump system to the supplied electrical energy in one year.
REMKO CMF/CMT Index Intended use............6 Adding refrigerant..........47 Air exchange frequency........29 Leak testing............45 Charging pump, motor protection...... 14 Minimum distances in mm for the outdoor modules ............39 Charging pump, pump-characteristic curves..14 Coefficient of performance........9 Overall sound pressure levels......
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Lieferant: REMKO, ein Partner, der Probleme lösen hilft. Der Vertrieb REMKO leistet sich nicht nur ein gut ausgebautes Vertriebsnetz im In- und Ausland, sondern auch ungewöhnlich hochqualifizierte Fachleute für den Vertrieb.
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