PAW HeatBloC K33MAX DN 25 Installation And Operation Instructions Manual

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PAW GmbH & Co. KG
Böcklerstr. 11, D-31789 Hameln, Germany
Phone: +49-5151-9856-0, Fax: +49-5151-9856-98
E-mail: info@paw.eu, Web: www.paw.eu
Installation and Operation Instructions
HeatBloC K33MAX - DN 25
1
99360453x-mub-en – V04
2017/11

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Summary of Contents for PAW HeatBloC K33MAX DN 25

  • Page 1 PAW GmbH & Co. KG Böcklerstr. 11, D-31789 Hameln, Germany Phone: +49-5151-9856-0, Fax: +49-5151-9856-98 E-mail: info@paw.eu, Web: www.paw.eu Installation and Operation Instructions HeatBloC K33MAX - DN 25 99360453x-mub-en – V04 2017/11...
  • Page 2: Table Of Contents

    Translation of the original instructions PAW GmbH & Co. KG We reserve the right to make technical changes without notice! Böcklerstraße 11 Printed in Germany – Copyright by PAW GmbH & Co. KG D - 31789 Hameln, Germany 99360453x-mub-en – V04 2017/11...
  • Page 3: General Information

    Scope of these instructions These instructions describe the installation, commissioning, function and the operation of the mixed HeatBloC K33MAX DN 25. For other components of the installation, such as the pump, the controller or the modular distribution manifold, please observe the instructions of the corresponding manufacturer.
  • Page 4: Safety Instructions

    2 Safety instructions 2 Safety instructions The installation and commissioning as well as the connection of electrical components require technical knowledge commensurate with a recognised vocational qualification as a fitter for plumbing, heating and air conditioning technology, or a profession requiring a comparable level of knowledge [specialist].
  • Page 5: Product Description

    The HeatBloC K33MAX is a preassembled group of fittings for heating circuits. The PAW HeatBloC is designed such that it can be directly mounted onto a PAW distribution manifold or a mounting plate. With transition connections, the HeatBloCs can also be mounted on modular distribution manifolds of other dimensions.
  • Page 6: Function

    3 Product description 3.2 Function K33MAX - constant value control circuit with 3-way mixing valve and bypass 0-50% The flow temperature of the heating circuit is controlled by the integrated mixing valve. Hot water from the boiler and cold return water are mixed to obtain the desired constant flow temperature of the heating circuit.
  • Page 7: 3-Way Mixing Valve With Bypass [Specialist]

    3 Product description 3.2.1 3-way mixing valve with bypass [specialist] The 3-way mixing valve is a constant-value mixing valve for radiant panel heating systems (radiant floor heating, wall heating etc.) which are operated with a constant flow temperature and thus guarantee a basic heat supply. The desired flow temperature can be set at the rotary knob.
  • Page 8 3 Product description Adjustable bypass 1. During commissioning, determine the optimum bypass position for the operation of the installation through a trial-and-error process. If the slot of the bypass screw is in a vertical position, the bypass is closed (normal operation). If the slot of the bypass screw is in a horizontal position, the bypass is completely open.
  • Page 9 3 Product description Thermal control valve The thermal control valve keeps the flow line < T flow of the mixing valve completely open as long as the water from the flow line to the consumer is colder than the flow temperature set of the thermal control valve.
  • Page 10 Please specify the following information when ordering the conversion kit: - Nominal diameter of the group of fittings (see designation of the pump) - PAW item number or PAW designation - Change from/to: "change from flow on the right to flow on the left" or "change from flow on the left to flow on the right"...
  • Page 11 3 Product description Proceeding: 1. Take off the thermometer handles (A-2, F-2) and remove the insulating front shell. 2. Take the group of fittings out of the insulating back shell. 3. Dismount the mixing valve (C) and assemble it as described in the instructions of the conversion kit.
  • Page 12: Check Valve

    3 Product description 3.2.2 Check valve The heating circuit is equipped with a check valve (C-3, opening pressure 200 mm wc) in the return line of the mixing valve. The check valve can be opened. Operation During operation, the marking must be directed to "Z". ...
  • Page 13: Assembly And Installation [Specialist]

    4 Assembly and installation [specialist] 4 Assembly and installation [specialist] The HeatBloC K33MAX can be mounted on a PAW modular distribution manifold or on a wall bracket. The modular distribution manifold and the wall bracket are optional accessories and are thus not included in the scope of delivery.
  • Page 14 4 Assembly and installation [specialist] Option 2: Option 3: • • on a mounting plate directly on a wall bracket Consumer circuit Return Flow Flow Return Flow Return Return Flow Heat generator Please observe the separate and respectively corresponding instructions regarding the installation of the distribution manifold, of the mounting plate and of the wall bracket.
  • Page 15 HeatBloC. 2. Unscrew the nuts on the lower connections of the HeatBloC and take out the sealing rings. If PAW modular distribution manifold or transition connection is used: Flange 3. Put the two nuts over the flanges.
  • Page 16: Accessories: Cutting-Ring Compression Fitting (Not Included In The Scope Of Delivery)

    5 Scope of delivery [specialist] 4.2 Accessories: Cutting-ring compression fitting (not included in the scope of delivery) The connection to the heating installation can be carried out fast, pressure-proof and without soldering if you use the optionally available compression fittings. 1.
  • Page 17 5 Scope of delivery [specialist] Item no. heating circuit Pump Item no. 360453WY6 Wilo-Yonos PARA RS 25/6-RKA E1236046 < 0.20 360453WY8 Wilo-Yonos PARA RS 25/7.5-RKA E1236048 < 0.21 360453WH6 Wilo-Stratos PICO 25/1-6 E1239625 < 0.20 360453GL9 Grundfos UPML 25-95 Auto E121394 <...
  • Page 18: Technical Data

    6 Technical data 6 Technical data K33MAX DN 25 (1") Dimensions Centre distance (1) 125 mm Width insulation (2) 250 mm Height insulation (3) 383 mm Installation length (4) 340 mm Connections Outlet (A-1, F-1) 1" internal thread Inlet (C-1, C-2) 1½"...
  • Page 19: Pressure Drop And Pump Characteristic Curves

    6 Technical data K33MAX DN 25 (1") Hydraulics Maximum pressure 6 bars Maximum temperature 110 °C value [m 6.1 Pressure drop and pump characteristic curves Flow rate [l/h] 2017/11 99360453x-mub-en – V04...
  • Page 20 PAW GmbH & Co. KG www.paw.eu Böcklerstraße 11 Phone: +49 (0) 5151 9856 - 0 D-31789 Hameln, Germany Fax: +49 (0) 5151 9856 - 98 99360453x-mub-en – V04 2017/11...

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