Hotjet MINI Installation Manual

Monobloc heat pumps air/water system for heating and cooling indoor unit

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INSTALLATION MANUAL FOR HOTJET MINI HEAT
PUMP
Monobloc Heat Pumps
Air/Water System for Heating and Cooling
Indoor unit
Page : 1 z 19

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Summary of Contents for Hotjet MINI

  • Page 1 INSTALLATION MANUAL FOR HOTJET MINI HEAT PUMP Monobloc Heat Pumps Air/Water System for Heating and Cooling Indoor unit Page : 1 z 19...
  • Page 2: Table Of Contents

    Content 1. Security........................................3 1.1 Attention......................................3 1.2 What is the heat pump intended for?............................3 1.3 Legal regulations and directives..............................3 2. Operating Principle....................................4 2.1 Operating principle..................................4 3. Delivery contents.....................................5 3.1 Heat pump.....................................5 4. Assembly........................................5 4.1 Packaging.......................................5 4.2 Transportation....................................
  • Page 3: Security

    It is important to emphasize that the Hotjet heat pump is a highly reliable product with a long lifespan and a high level of safety. 1.2 What is the heat pump intended for? We wish you smooth operation and maximum thermal comfort.
  • Page 4: Operating Principle

    COMMENT: The MINI heat pump is primarily intended for use in households. ATTENTION: For air-to-water heat pumps, it is important to ensure a minimum heating water temperature of 18°C for the defrosting mode.
  • Page 5: Delivery Contents

    • Mounting template to the transport company and request their review; send a copy of the report to HOTJET CZ, s. r. o. When moving the heat pump to its final location, use a pallet jack if possible. 3.1 Heat pump 4.3 Storage...
  • Page 6: Dimensions

    4.7 Dimensions Page : 6 z 19...
  • Page 7: Wall Installation

    Variant 2 4.8 Wall Installation duct holes perpendicular. • When preparing for wall installation, use the supplied template and drill 3 holes. • Choose the depth, screws, and anchors according to the type of wall. • Ensure that the drilled holes are aligned horizontally.
  • Page 8: Air Supply And Exhaust

    4.9 Air Supply and Exhaust The heat pump primarily utilizes air from the outdoor environment as its source. Installing the heat pump in enclosed spaces without air exchange is possible only after careful calculations considering air volume, temperatures, and other factors.
  • Page 9 Page : 9 z 19...
  • Page 10: Hydraulic Installation

    5.3 Connection to the Heating System DANGER: The Hotjet MINI heat pump is equipped as standard with an internal circulation pump, the Grundfos UPM3 15-75, or another circulation pump with similar parameters The heating connections are equipped with an external G 3/4 ”...
  • Page 11: Filling The Heating System

    5.4 Filling the Heating System Electrical installation ● Begin by opening all thermostatic valves of the heating system and, if applicable, all other shut-off valves. ● Subsequently, check the tightness of all connections and the entire heating system. ●...
  • Page 12: The Electrical Schematic Diagram Of A Heat Pump

    6.1 The electrical schematic diagram of a heat pump Position Item name Router Independent socket 230 V 16 A for the heat pump Independent socket 230 V 16 A for bivalent source Outlet of heated water from G 3/4 “...
  • Page 13: Commissioning

    7.1 Preparation for commissioning discharge. DANGER: Risk of injury due to fan rotation. - The Mini heat pump contains a fan that may rotate. Before commissioning, the following steps need to be Before maintenance of the evaporator part of the...
  • Page 14: Outdoor Sensor Connection

    - The outdoor sensor is connected to the BX4 input and uses the • The Mini heat pump is a quality product designed for NTC1k sensor type. We recommend the QAC34 outdoor sensor, unmanned operation.
  • Page 15: Attachments

    Attachments 12.1 The schematic diagram of a heat pump Evaporator with radial fan Air vent valve Compressor Low-pressure sensor Condenser High-pressure sensor Four-way valve Temperature sensor for heating input Expansion valvel Temperature sensor for heating output Filter-dryer Temperature sensor for compressor discharge...
  • Page 16: Hydraulic Integration

    12.2 Hydraulic integration Basic diagram of a heat pump connection to a direct heating circuit.Typical wiring diagram - replaces the installation project. Room temperature control using room temperature ON/OFF thermostat. Position Item name Exhaust Intake Outdoor sensor QAC34 Drainage of condensate and discharge from the pressure relief valve...
  • Page 17: Technical Specifications

    12.3 Technical specifications Item name Unit Value/Status General Information Rated output provided by the heat pump (A7/W35/52Hz) Delivered output by the electric boiler Power input of the compressor (A7/W35/52Hz) COP (A7/W35) Energy efficiency class Rated voltage (single-phase) V/Hz 230/50...
  • Page 18 Item name Unit Value/Status Condensate drainage Pressure on pressure switch 4,45 Dimensional data Height Width Depth Wieght Place Inside Construction material Aluminum Color RAL 7035 Page : 18 z 19...
  • Page 19: Declaration Of Conformity

    12.4 Declaration of conformity Page : 19 z 19...

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