Rotex RHYKOMB33AA Installer's Reference Manual
Hpu hybrid
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Also See for RHYKOMB33AA:
- Installation and operation manual (44 pages) ,
- Installation and operation manual (40 pages) ,
- Installer's reference manual (124 pages)
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Summary of Contents for Rotex RHYKOMB33AA
- Page 1 Installer reference guide ROTEX HPU hybrid RVLQ05+08CA RHYHBH05AA Installer reference guide RHYHBH/X08AA English ROTEX HPU hybrid RHYKOMB33AA...
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Page 2: Table Of Contents
Overview of electrical connections for external and 7.10.3 Calculate the total piping length........40 internal actuators ............20 7.10.4 Appliance categories and pipe lengths ....... 41 7.10.5 Applicable materials............ 43 Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 3: About The Product
13.2 General guidelines..............81 13.3 Solving problems based on symptoms........81 13.3.1 Symptom: The unit is NOT heating or cooling as expected ..............81 RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 4: About The Documentation
▪ gas boiler module. Latest revisions of the supplied documentation may be available on The modules MUST always be installed and used together. the regional ROTEX website or via your dealer. General safety precautions About the documentation ▪ The original documentation is written in English. All other languages are translations. -
Page 5: For The Installer
(on top of the air is ensured. In case of a concentric air/flue gas system instructions described in the ROTEX documentation). dimensioned according to the specifications of this manual, this is fulfilled automatically and there are no other conditions for the CAUTION equipment installation room. -
Page 6: Water
The meter or regulator and pipe work to the meter MUST be checked preferably by the gas supplier. This is to ensure that the equipment works good and meets the gas flow and pressure requirements. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 7: Gas Exhaust
▪ BS 6891: 1998 Installation of low pressure gas pipe-work installation up to 35 mm (RI) ▪ BS 7593: 1992 Code of practice for treatment of water in heating systems RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 8: To Remove The Accessories From The Outdoor Unit
The connection pieces for the gas boiler are attached to the water piping. 1 Remove the accessories as described in "4.2.1 To unpack the indoor unit" on page Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 9: Gas Boiler
4.3.2 To remove the accessories from the gas boiler 1 Remove the accessories. Mounting strip Condensate trap Installation manual and operation manual RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 10: About The Units And Options
II2H3P Qnw(net) 7,6 - 32,7 7,6 - 27,0 Qn (net) 8,2 - 26,6 Tmax °C ~230V-50Hz, 55W, IP44 0063 2013 Model Serial number Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 11: Possible Combinations Of Units And Options
5.2.2 List of options for indoor unit The software and corresponding operating instructions are available on ROTEX Extranet. User interface (RKRUCBL*) For installation instructions, see the installation manual of the PC The user interface and a possible additional user interface are cable. -
Page 12: List Of Options For Gas Boiler
EKFGP4660 Elbow PP/GLV 60/100 90° EKFGP4667 Meas. tee with inspection panel PP/GLV 60/100 EKFGT6300 Weather slate steep Pb/GLV EKFGP4631 Wall bracket Ø100 80/125 18°-22° Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 13 Extension Flex PP 80 L=50 m EKFGP6349 Extension flex PP 100 L=15 m EKFGP6324 Connector-flex-flex PP 80 EKFGP6347 Extension flex PP 100 L=25 m EKFGP6333 Spacer PP 80-100 RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 14: Possible Combinations Of Indoor Unit And Outdoor Unit
▪ Do NOT hang the unit on a ceiling. When the outdoor unit is subject to windy and/or low ambient temperatures, mind the following guidelines: Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 15: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates
Ø Ø installations with domestic hot water tank) Check the outdoor unit installation manual. Piping diameter 0.75". ▪ Mind the following spacing installation guidelines: RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 16: Refrigerant Piping Requirements
Motorised 2-way valve (field supply) Motorised 3-way valve (in option kit) ▪ Use a decent thread sealant to seal connections. Collector Domestic hot water tank (optional) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 17: Formula To Calculate The Expansion Vessel Pre-Pressure
When circulation in each space heating loop is controlled by remotely controlled valves, it is important that the minimum water volume is guaranteed, even if all of the valves are closed. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 18: Changing The Pre-Pressure Of The Expansion Vessel
Changing the pre-pressure of the expansion vessel should be done by releasing or increasing nitrogen pressure through the schräder valve of the expansion vessel. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 19: About Preferential Kwh Rate Power Supply
Please refer to the manual of the applicable meter. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 20: Overview Of Electrical Connections For External And Internal Actuators
8 Hook the switch box to the side of the unit with the hooks foreseen on the switch box. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 21: To Open The Gas Boiler
On this pedestal it is then recommended to install the EKFT008CA option kit to guarantee the minimum space of 10 cm below the bottom plate of the unit. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 22: To Install The Outdoor Unit
Maximum snowfall height NOTICE EKFT008CA option kit The pedestal MUST be aligned with the backside of the U-beam. 3 Remove the protective cardboard and instruction sheet. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 23: To Prepare Drain Work
300 mm below the outdoor unit. An additional drain pan kit (EKDP008CA) can be used to gather the drain water. The drain pan kit consists of: Drain pan U-beams RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 24: Mounting The Indoor Unit
Make sure the unit is fixed properly. You can additionally fix the bottom side of the unit with 2 M8 bolts. 6 The unit is mounted to the wall. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 25: To Install The Condensate Trap
2 Fill the condensate trap with water. 3 Slide the condensate trap as far as possible upwards onto the condensate drain connector below the gas boiler. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 26: Condensate Pipe Work
A suitable permanent connection to the foul waste pipe should be used. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 27: Pipe Bending Guidelines
This film adversely affects valves and compressors in the refrigerating system and prevents proper operation. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 28: To Handle The Stop Valve
Silicon sealant, make sure there is no gap. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 29: To Connect The Refrigerant Piping To The Indoor Unit
− 100.7 kPa (5 Torr absolute). NOTICE Use this vacuum pump for R410A exclusively. Using the same pump for other refrigerants may damage the pump and the unit. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 30: To Determine The Additional Refrigerant Amount
▪ Only use tools exclusively for R410A to ensure pressure resistance and to prevent foreign materials from entering into the system. ▪ Charge the liquid refrigerant as follows: Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 31: Connecting The Water Piping
3 In case of connection with the optional domestic hot water tank, see the installation manual of the domestic hot water tank. Outlet space heating Inlet space heating RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 32: To Fill The Space Heating Circuit
±2 bar (with a minimum of 0.5 bar). 6 Purge air from the water circuit as much as possible. 7 Disconnect the water supply hose from the drain point. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 33: About Electrical Compliance
This will make it possible to remove/ reposition the switch box and gain acces to other components during service. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 34: To Connect The Electrical Wiring On The Indoor Unit
Change connector X6Y according to the wiring diagram on the inside of the indoor unit. 1 2 3 1 2 3 Legend: see illustration below. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 35: To Connect The Main Power Supply Of The Gas Boiler
4 Put the (larger) boiler connector through the knockout hole. Fix the cable in the switch box by routing it behind the pre-mounted wires. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 36: To Connect The User Interface
4 Reinstall the faceplate onto the wallplate. and carefully separate the faceplate from the wallplate. NOTICE Be careful NOT to pinch the wiring when attaching the frontplate to the unit. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 37: To Connect The Shut-Off Valve
2 Fix the cable with cable ties to the cable tie mountings. 2 Fix the cable with cable ties to the cable tie mountings. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 38: To Connect The Gas Meter
2 Fix the cable with cable ties to the cable tie mountings. 2 Fix the cable with cable ties to the cable tie mountings. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 39: To Connect The Power Consumption Digital Inputs
4 Check all parts for gas leaks on a pressure of maximum 50 mbar (500 mm H O). There may be no stress on the gas supply connection. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 40: To Change The 60/100 Concentric Connection To A Dual Pipe Connection
Contact the manufacturer to check the calculations for the resistance of the air supply and combustion gas flue pipe and the wall temperature at the end of the combustion gas flue pipe. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 41: Appliance Categories And Pipe Lengths
Following installation methods are supported by the manufacturer. Single boiler installation INFORMATION All piping lengths in the tables below are maximum equivalent piping lengths. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 42 Number of units Minimum Ø Special remark regarding C : Refer to the table below for the minimum diameters of the combined gas exhaust/air intake system. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 43: Applicable Materials
The 2000 flue should NOT penetrate this area. NOTICE The boiler manufacturer cannot be held responsible for atmospheric conditions when siting flue terminals. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 44: Insulation Of The Gas Exhaust And Air Intake
The term void includes ceiling voids, floor voids, purpose built enclosures, service risers, roof spaces or any other enclosure that will restrict access to inspect the flue. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 45: Finishing The Outdoor Unit Installation
2 Tilt the bottom side of the front panel towards the gas boiler. 3 Screw both screws of the cover. 4 Close the display cover. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 46: To Install The Cover Plate
4 seconds, the user permission level below, the bread crumb is set as N/A (not applicable). switches back to End user. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 47 ▪ It is recommended to change installer settings, or the configuration itself, on the main user interface. 8 Your system is now set to be operated by the 2 user interfaces. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 48: Basic Configuration
When the installer settings are changed, the system will request to confirm. When confirmation is complete, the screen will shortly turn OFF and "busy" will be displayed for several seconds. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 49 ▪ a: Add LWT zone ▪ d: LWT temperature ▪ b: Main LWT zone ▪ e: Actual ▪ f: Desired ▪ g: Pump operation continued >> RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 50 Installed disinfection. runs when disinfection function of the domestic hot water function is running. No further settings are needed. See also illustrations below. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 51 Open output ▪ 0 (Economical)(default): reduction of Open output Closed output energy costs ▪ 1 (Ecological): reduction of primary energy consumption, necessarily energy costs RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 52 ▪ Weather dep. (default): The desired continued >> leaving water temperature is: ▪ weather-dependent (i.e. depends outdoor ambient temperature) ▪ fixed in time (i.e., NOT scheduled) continued >> Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 53 ▪ Weather dep. (default): The desired leaving water temperature is: ▪ weather-dependent (i.e. depends outdoor ambient temperature) ▪ fixed in time (i.e., NOT scheduled) continued >> RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 54 ▪ T : Outdoor temperature continued >> [0-07] [0-06] ▪ T : Target leaving water temperature (main) ▪ T : Outdoor temperature continued >> Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 55 Take care when changing them. user interface. ▪ Yes (default): enabled. Note: The desired leaving water temperature can only be read out on the user interface RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 56: Domestic Hot Water Control
"Domestic hot water control: advanced" on page 60 for more The increment of the desired tank details. temperature for 6 persons compared to 5 persons. 0~20°C (default: 1°C) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 57: Advanced Configuration/Optimization
The preset leaving water temperatures are ONLY avoided. applicable for the main zone, as the schedule for the additional zone consists of On/OFF actions. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 58 [A.3.2.1.2] [3-06] Maximum temp (heating) 18~30°C (default: 30°C) [A.3.2.1.1] [3-07] Minimum temp (heating) 12~18°C (default: 12°C) [A.3.2.1.4] [3-08] Maximum temp (cooling) 25~35°C (default: 35°C) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 59 ONLY applicable in case of room thermostat control. The hysteresis heating or cooling demand. band around the desired room temperature is settable. ROTEX advises NOT to change the room temperature hysteresis as it is set ▪ 1 (Yes): closes when there is NO for an optimal use of the system.
- Page 60 1~10°C, step 0.5°C (default: 1°C) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 61 45~[6-0E] (default: 65°C) ▪ [0-0B]: desired tank temperature when the outdoor temperature equals or rises above high ambient temperature: 35~[6-0E] (default: 55°C) RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 62 ▪ 0: allowed (default). ▪ 1: NOT allowed. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 63: System Settings
When power returns after a power supply failure, the auto restart function reapplies the remote controller settings at the time of the power failure. Therefore, ROTEX recommends to always enable the function. If the preferential kWh rate power supply is of the type that power supply is interrupted, always enable the auto restart function. - Page 64 T ▪ No averaging <4°C (pump will be activated for 10 minutes and deactivated after 10 minutes). ROTEX shall NOT be held liable for any damage resulting ▪ 12 hours (default) this functionality.
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Page 65: Menu Structure: Overview
Holiday mode LWT main Energy metering Produced energy Operation modes Consumed gas Contact/helpdesk number Temperature lock Backlit LCD time LWT main LWT main Temperature RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 66: Menu Structure: Overview Installer Settings
Temperature range Room temp. offset Space cooling On temp Temperature range Disinfection Conversion persons Operation day Equilibrium temp. Auto restart Forced pump OFF Type Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 67 8 Configuration UFH screed dryout Solar pump RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 68: Gas Boiler
▪ Press the button to load the default settings of the turned off. gas boiler. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 69 Step modulation ▪ 0=OFF during space heating operation ▪ 1=ON during space heating operation It is recommended not to modify this setting. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 70 Setting on service display (% slowly and is reduced as soon as the supply temperature is reached. of max. rpm) 26.2 25.3 22.0 19.0 15.9 Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 71 3 Remove the front panel from the gas boiler. 4 Remove the sampling point (a) and insert a suitable flue gas analyser probe. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 72 No adjustment to the gas valve should be made without prior permission of your local ROTEX dealer. In Belgium it is NOT allowed to adjust the gas valve and/or break its seal. Contact your dealer.
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Page 73: Operation
RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 74: Commissioning
▪ Between the indoor unit and the domestic hot water tank (if applicable) ▪ Between the gas boiler and the local supply panel (only applicable in case of hybrid system) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 75: Air Purge Function
5 Use the and buttons to scroll to Speed. shown. 6 Use the buttons to set the desired pump speed. Result: Low Result: High RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 76: To Perform An Actuator Test Run
It is important that there is no empty step in the program. The schedule will stop when a blank step is programmed OR when 20 consecutive steps have been executed. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 77: To Perform An Underfloor Heating Screed Dryout
Burner ON, maximum (2×) last executed step. domestic hot water setting 6 Modify and restart the execution of the program. Stop test program Actual situation RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 78: 11 Hand-Over To The User
If the internal wiring is damaged, it has to be replaced by ▪ Switch box the manufacturer, its service agent or similarly qualified persons. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 79: To Disassemble The Gas Boiler
7 Slide the flue pipe upwards by turning it clockwise until the bottom of the pipe is above the condensate drain pan connection. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 80: To Clean The Inside Of The Gas Boiler
6 Fit the condensate drain by sliding on the exchanger outlet stump with the condensate trap connection still in front of the base tray. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 81: Troubleshooting
17 Fit the casing, tighten the 2 screws on the left and right side of the display. 18 Close the display cover. 19 Check the heating and hot water supply. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 82: Symptom: The Compressor Does Not Start (Space Heating)
The preferential kWh rate signal Wait for the power to return (2 valves first and then contact was sent by the electricity hours max.). your dealer. company Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 83: Symptom: The Space Is Not Sufficiently Heated At Low Outdoor Temperatures
Clean the fan. Gas valve faulty. ▪ Replace the gas valve. ▪ Re-adjust the gas valve, see "To check the carbon dioxide setting" on page RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 84: 13.3.12 Symptom: The Burner Ignites Noisily
Error codes of the indoor unit Error code Detailed error Description code Zero cross detection problem. Power reset required. Please contact your dealer. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 85 3 hours before the scheduled start-up of the problem. disinfection function to preheat the tank. Please contact your dealer. Room temperature sensor problem. Please contact your dealer. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 86: Disposal
▪ Wiring between fan and casing ▪ Check wiring for poor wire contact ▪ Replace fan 29, 30 Gas valve relay Replace boiler controller fault Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 87: Glossary
Optional equipment Equipment made or approved by ROTEX that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment not made by ROTEX that can be combined with product according instructions accompanying documentation. -
Page 88: Technical Data
OUTDOOR AIR TEMPERATURE BRAND NAME LABEL WIRING INLET WITH EARTH TERMINAL THERMISTOR LIQUID STOP VALVE (Ø6.4 CuT) GAS STOP VALVE SERVICE PORT (Ø15.9 CuT) 3TW60814-1B Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 89: Dimensions And Service Space: Indoor Unit
Air purge boiler (manual) Copper clamp connection 22 mm (accessory) Boiler cover (option) Note: Typical field installation is according to local and national regulations. RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 90 4D085926-1 Removable piping to ensure installation and service of drain pan kit. In combination with a mounting and/or valve kit, 800 mm is required. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 91: Components
Prevents excessive water pressure in the water circuit by opening at 3 bar. Refrigerant gas connection R410A Refrigerant liquid connection R410A Water inlet connection Water outlet connection RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 92: Components: Switch Box (Indoor Unit)
Socket X9A, receives the thermistor connector. (Only for installations with domestic hot water tank) PCB fuse FU1 Socket X39A, receives the boiler connector (communication cable) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 93: Components: Gas Boiler
Heat exchanger Domestic hot water outlet Operating panel and read-out Gas inlet Ionisation/ignition electrode Domestic hot water inlet Position of data plate Space heating inlet RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 94: Piping Diagram
6.4CuT LIQUID STOP VALVE MUFFLER MUFFLER 12.7CuT FIELD PIPING 7.9CuT (15.9 CuT) GAS STOP VALVE DISCHARGE PIPE WITH SERVICE PORT THERMISTOR ACCUMULATOR COMPRESSOR 3TW60815-1 Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 95: Piping Diagram: Indoor Unit
BRAZED CONNECTION FILTER R1T-WATER OUT PHE R2T-WATER OUT PUMP FLARE CONNECTION R3T-LIQUID PLATE HEAT EXCHANGER AIR PURGE R4T-WATER IN FLOW SENSOR 3-WAY VALVE 3D082238-1 RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 96: Wiring Diagram
See the internal wiring diagram supplied with the unit (on the inside of the indoor unit switch box cover). The abbreviations used are listed below. Only for RVLQ05CAV3 Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 97 Printed circuit board (service) Purple Q1DI Earth leakage circuit breaker Overload protector White Thermistor (discharge) Yellow Thermistor (heat exchanger) Thermistor (air) S1NPH Pressure sensor RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 98: Wiring Diagram: Indoor Unit
External thermistor on On/OFF thermostat (wireless) Heat pump convector Additional leaving water temperature: On/OFF thermostat (wired) On/OFF thermostat (wireless) External thermistor on On/OFF thermostat (wireless) Heat pump convector Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 99 Main LWT zone Add LWT zone 3 wire type NC valve (SPST) only for domestic Shut-off valve hot water tank option 4D082241 page 5 RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 100 S6S~S9S Digital power limitation inputs SS1 (A4P) Selector switch TR1, TR2 Power supply transformer Terminal strip Connector * = Optional # = Field supply Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 101: Wiring Diagram: Gas Boiler
Space heating water pressure sensor Gas valve and ignition electrode Main power supply (2=l (BRN), 4=N (BLU)) Power supply fan (230 V) Boiler communication cable Sensor connection RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 102: Technical Specifications
35°C – leaving water evaporator 18°C (DT=5°C) In heating: Ambient temperature DB/WB 7°C/6°C – leaving water condenser 45°C (DT=5°C). In cooling: Ambient temperature 35°C – leaving water evaporator 7°C (DT=5°C) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 103 Sound pressure 48 dBA 49 dBA Night quiet Sound pressure — Refrigerant Type R410A Charge 1.45 kg 1.60 kg Control Expansion valve (electronic type) RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 104 European/International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤75 A per phase. See figure A. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 105 16 Technical data Figure A: Starting current ROTEX inverter controlled compressor starting current always less then or equal to maximal running current. Running current Time Maximum Example 1 Example 2 Standard on/off compressor starting current to maximum running current Running current...
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Page 106: Technical Specifications: Indoor Unit
Body: copper+brass Filter element: stainless steel Water circuit Piping connections Ø22 mm Safety valve 3 bar Manometer Drain valve/fill valve Stop valves Air purge valve Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 107 Wire included in option EKEPHT3H. Voltage: 230 V / maximum current: 100 mA / minimum 0.75 mm Depends on thermostat type, refer to the installation manual RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 108: Technical Specifications: Gas Boiler
Maximum electrical power consumption 55 W Efficiency space heating (net calorific Electrical power consumption (standby) value 80/60) Efficiency space heating (net calorific 107% value 40/30 (30%)) Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... - Page 109 *All installations in England and Wales must be notified to Local Authority Building Control (LABC) either directly or through a Competent Persons Scheme. A Building Regulations Compliance Certificate will then be issued to the customer. ©Heating and Hotwater Industry Council (HHIC) www.centralheating.co.uk RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
- Page 110 Engineer Name: Engineer Name: Company Name: Company Name: Telephone No. Telephone No. Gas Safe Register No. Gas Safe Register No. Comments: Comments: Signature: Signature: Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05...
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Page 111: Operation Range
Operation of outdoor unit is possible, but no guarantee of capacity. (If outdoor temperature < – 25°C outdoor unit will stop) (Indoor unit and boiler operation will continue) Pull down area RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + Installer reference guide RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 112: Esp Curve
Note: Selecting a flow outside the area of operation can cause damage or malfunction of the unit. Water quality MUST be according to EN directive EC98/83EC. Installer reference guide RVLQ05+08CAV4 + RHYHBH05AA + RHYHBH/X08AA + RHYKOMB33AA ROTEX HPU hybrid 4P355635-1 – 2013.05... -
Page 113: Field Settings Table
Field settings table Applicable indoor units *HYHBH05AAV3 *HYHBH08AAV3 *HYHBX08AAV3 Notes 4P353731-1C - 2013.12... - Page 115 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value User settings Preset values Room temperature 7.4.1.1 Comfort (heating) [3-07]~[3-06], step: A.3.2.4 21°C 7.4.1.2 Eco (heating) [3-07]~[3-06], step: A.3.2.4 19°C 7.4.1.3 Comfort (cooling)
- Page 116 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value Main A.3.1.1.1 LWT setpoint mode 0: Absolute 1: Weather dep. 2: Abs + scheduled 3: WD + scheduled A.3.1.1.2.1 [9-01] Temperature range Minimum temp (heating)
- Page 117 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value A.4.3.2.6 Conversion persons 6 persons 0~20°C, step: 1°C 1°C Disinfection A.4.4.1 [2-01] Disinfection 0: No 1: Yes A.4.4.2 [2-00] Operation day 0: Each day 1: Monday...
- Page 118 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [0-0B] Leaving water value for high ambient temp. for DHW WD curve. 35~[6-0E]°C, step: 1°C 55°C [0-0C] Leaving water value for low ambient temp. for DHW WD curve. 45~[6-0E]°C, step: 1°C 65°C [0-0D]...
- Page 119 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [5-08] What is the requested limit for DI4? 0~50 A, step: 1 A 50 A [5-09] What is the requested limit for DI1? 0~20 kW, step: 0,5 kW 20 kW [5-0A]...
- Page 120 Installer setting at variance with Field settings table default value Breadcrumb Field code Setting name Range, step Date Value Default value [B-03] [B-04] [C-00] Domestic heating water priority. 0: Solar priority 1: Heat pump priority [C-01] [C-02] [C-03] [C-04] [C-05] What is the thermo request contact type for the main zone? 1: Thermo ON/OFF 2: C/H request...
- Page 122 Sede operativa Via Milano, 6 - 20097 San Donato Milanese MI-Italy Tel. +39 02 51619.1 · Fax +39 02 51619222 e-mail info@rotexitalia.it · www.rotexitalia.it Numero verde ROTEX 800-886699 ROTEX Représenté ROTEX Heating Systems SARL en France par: 1, rue des Artisans ·...
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