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Troubleshooting
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Summary of Contents for STIEBEL ELTRON WPL 33 HT
- Page 1 OPERATION AND INSTALLATION Air | water heat pump » WPL 33 HT...
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Page 2: Table Of Contents
10.13 Second heat generator 14 Electrical connection ��������������������������������������� 14 11.1 General 14 11.2 Cable routing for outdoor installation 14 11.3 Cable routing for indoor installation 14 11.4 Making the electrical connections 15 | WPL 33 HT www.stiebel-eltron.com... -
Page 3: Special Information
- If the heat pump is completely switched off and there is a risk of frost, drain the system on the water side. www.stiebel-eltron.com WPL 33 HT |... -
Page 4: Other Symbols In This Documentation
- Corrosion-protected, external casing made from zinc-plated tion limits listed in the specification. sheet steel plus powder-coated finish. The appliance is intended for domestic use. It can be used safely by untrained persons. The appliance can also be used in non-do- | WPL 33 HT www.stiebel-eltron.com... -
Page 5: Function
(see chapter “Installation / Trou- parts. Never use abrasive or corrosive cleaning agents. mic scraping or or in the air routing. bleshooting / Fan noises”). f Protect the appliance from dust and dirt during building grinding noises. work. www.stiebel-eltron.com WPL 33 HT |... -
Page 6: Safety
The following are delivered with the appliance: - Type plate Required accessories You require the following accessories to operate the heat pump: - WPM 3 heat pump manager - Remote control - Buffer cylinder - Contact sensor - Immersion sensor | WPL 33 HT www.stiebel-eltron.com... -
Page 7: Preparation
Preparation Minimum clearances - Accessory for external installation WPL 33 HT - Accessory for indoor installation WPL 33 HT 9.2.1 Outdoor installation Preparation Sound emissions The appliance is louder on the air intake and air discharge sides than on the two enclosed sides. Take the following information ≥500... -
Page 8: Preparation Of The Installation Site
Allow the conduits for the supply lines to protrude slightly To facilitate connection to the appliance, we recommend above the foundations. Ensure that no water can enter the using flexible supply pipes/cables in the case of outdoor conduits. installation. f Only use weather-resistant cables. | WPL 33 HT www.stiebel-eltron.com... -
Page 9: Electrical Installation
DC residual currents. If RCDs are provided, they have to 4 Floor covering be type B AC/DC-sensitive. 5 Recess A DC residual current can block type A RCDs. f Ensure that the appliance power supply is discon- nected from the distribution board. www.stiebel-eltron.com WPL 33 HT |... -
Page 10: Buffer Cylinder
Install the pressure hoses and pipe bends for the heating circuit flow and return (part of "Accessories for outdoor installation"). f Route the water pipes and electrical cables into the appliance from below through the knock-outs in the base. | WPL 33 HT www.stiebel-eltron.com... -
Page 11: Indoor Installation
4 Pipe bend, heating circuit return er cylinder. f Undo the union nut from the heating flow. f Turn the connector through approx. 45°. f Retighten the union nut. www.stiebel-eltron.com WPL 33 HT |... -
Page 12: Filling The Heating System
Note The table applies if individual room control is installed. Design recommendation for underfloor heating system inside the lead room: 1 Air vent valve | WPL 33 HT www.stiebel-eltron.com... -
Page 13: Heat Meter
In the following diagram the position of the knock-out for the When installing a heat meter, note that most heat me- condensate hose can be seen. ters cause a substantial pressure drop, and therefore you should select a larger circulation pump. www.stiebel-eltron.com WPL 33 HT |... -
Page 14: Checking The Condensate Drain
(e.g. oil boiler). f Route the electric cables along the right-hand support. f Secure the cables with cable ties using the holes provided in the support. 11.3 Cable routing for indoor installation | WPL 33 HT www.stiebel-eltron.com... -
Page 15: Fitting The Casing Sections For Outdoor Installation
Bus high f Affix the type plate supplied in a highly visible position on BUS Low one of the appliance casing panels. Bus earth " + " BUS "+" (is not connected) www.stiebel-eltron.com WPL 33 HT |... -
Page 16: Fitting Casing Parts For Indoor Installation
Secure the air hose at intervals of approx. every 1 m to pre- vent it from sagging. f Remove the backing from the adhesive tape strips on the frame and on the plastic sheets. | WPL 33 HT www.stiebel-eltron.com... -
Page 17: Fitting The Air Hoses
Push the inner hose halfway down the connector. Material losses Always cover the external apertures with wire grilles. Secure the hoses against slippage. f Seal the inner hose by affixing it to the connector using the fabric tape provided. www.stiebel-eltron.com WPL 33 HT |... -
Page 18: Insulating The Wall Outlets
14.1.3 High limit safety cut-out At ambient temperatures below -15 °C it is possible that the high limit safety cut-out of the electric emergency/booster heater may trip. f Check whether the high limit safety cut-out has tripped. | WPL 33 HT www.stiebel-eltron.com... -
Page 19: Settings
"Standby mode". That way the safety functions that protect the “SETTINGS / HEATING / HEATING CIRCUIT”. system and frost protection remain enabled. Note If no remote control is installed, raising the "COMFORT TEMPERATURE" parameter will lead to a parallel offset of the heating curve. www.stiebel-eltron.com WPL 33 HT |... -
Page 20: Power Interruption
Read the following sections on troubleshooting and follow nected if a second heat generator is also used. the instructions. If the appliance is operated in dual mode with a second heat generator, set the DIP switch as follows. | WPL 33 HT www.stiebel-eltron.com... -
Page 21: Resetting The High Limit Safety Cut-Out
16.2 Resetting the high limit safety cut-out The electric emergency/booster heater (DHC) stops if the heating water temperature exceeds 85 °C on account of a low flow rate. f Remove the cause of the fault. www.stiebel-eltron.com WPL 33 HT |... -
Page 22: Maintenance
Then remove the side cover panel. f When installed indoors, also carefully remove the foil from the appliance frame. f Clean out the rear section of the condensate pan. f Remove the lower cover panel. | WPL 33 HT www.stiebel-eltron.com... - Page 23 Check the hose and the condensate drain pipe, and remove all contaminants and blockages. f When installed indoors, carefully re-affix the foil to the appli- ance frame. f Refit the casing parts on the appliance (see chapter “Fitting casing parts”). www.stiebel-eltron.com WPL 33 HT |...
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Page 24: Specification
Specification 18. Specification 18.1 Dimensions and connections 18.1.1 Outdoor installation WPL 33 HT Air intake Air discharge Entry supply line | WPL 33 HT www.stiebel-eltron.com... - Page 25 WPL 33 HT Entry electrical cables d44 Condensate drain outlet Heating flow Male thread G 1 1/4 Heating return Male thread G 1 1/4 Air intake Nominal diameter DN 560 Air discharge Nominal diameter DN 560 www.stiebel-eltron.com WPL 33 HT |...
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Page 26: Wiring Diagram
B11 Low pressure compressor inlet temperature sensor DHC relay - PT1000 DHC relay B12 High pressure compressor inlet temperature sensor Compressor motor L - PT1000 Compressor motor H DHC cartridge Fan motor Oil sump heater L Electrical expansion valve stepper motor | WPL 33 HT www.stiebel-eltron.com... - Page 27 Diverter valve, defrost Terminal, ribbon heater Oil compensation valve X29 IWS plug 12-pin - control unit Pressure compensation valve X30 IWS plug 3-pin - BUS HP compressor shut-off valve X33 IWS plug 5-pin - electrical expansion valve www.stiebel-eltron.com WPL 33 HT |...
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Page 28: Output Diagrams
Specification 18.3 Output diagrams Heating output X Outside temperature [°C] Y Heating output [kW] 1 min. W35 2 max. W35 3 min. W55 4 max. W55 | WPL 33 HT www.stiebel-eltron.com... -
Page 29: Data Table
Application limits Min. application limit on the heating side °C Max. application limit on the heating side °C Min. application limit, heat source °C Max. application limit, heat source °C Energy data Energy efficiency class A+/A+ www.stiebel-eltron.com WPL 33 HT |... - Page 30 Heating flow rate (EN 14511) for A7/W35, B0/W35 and 5 k m³/h 0.94 Nominal heating flow rate at A-7/W35 and 7 K m³/h 0.94 Further details WPL 33 HT 229938 Maximum altitude for installation 2000 | WPL 33 HT www.stiebel-eltron.com...
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Page 31: Guarantee
This will not affect warranties issued by any importers. Environment and recycling We would ask you to help protect the environment. After use, dispose of the various materials in accordance with national regulations. www.stiebel-eltron.com WPL 33 HT |... - Page 32 Deutschland Verkauf Tel. 05531 702-110 | Fax 05531 702-95108 | info-center@stiebel-eltron.de STIEBEL ELTRON GmbH & Co. KG Kundendienst Tel. 05531 702-111 | Fax 05531 702-95890 | kundendienst@stiebel-eltron.de Dr.-Stiebel-Straße 33 | 37603 Holzminden Ersatzteilverkauf Tel. 05531 702-120 | Fax 05531 702-95335 | ersatzteile@stiebel-eltron.de Tel.
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