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THERMO 2000 VENTUM Installation And Operation Manual

Hydronic hydronic air-handler
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HYDRONIC HYDRONIC
INSTALLATION AND OPERATION MANUAL
Your VenTum hydronic hydronic air-handler has been carefully assembled and factory-tested to
provide years of trouble-free service. The following information and safety measures are provided
to ensure proper installation, operation, and maintenance of this product.
It is imperative that all persons who are expected to install, operate or make adjustments to this
unit read these instructions carefully.
Any questions regarding this hydronic air-handler's operation, maintenance, servicing or warranty
should be directed to the supplier.
When all the installation steps have been completed, keep this installation manual in a safe place
(near the unit) for future reference.
THERMO 2000 Inc.
Printed in Canada
VENTUM
AIR-HANDLER
Revised: June 2021

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Summary of Contents for THERMO 2000 VENTUM

  • Page 1 AIR-HANDLER INSTALLATION AND OPERATION MANUAL Your VenTum hydronic hydronic air-handler has been carefully assembled and factory-tested to provide years of trouble-free service. The following information and safety measures are provided to ensure proper installation, operation, and maintenance of this product.

  • Page 2: Table Of Contents

    INTRODUCTION ..........................26 At all times ........................... 26 Annually ..........................26 TROUBLESHOOTING ......................27 TROUBLESHOOTING ........................27 COMPONENTS ..........................30 VENTUM LIMITED WARRANTY ........................ 31 COOLING COIL COMPATIBILITY LISTING ....................32 VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)
  • Page 3 TABLE OF TABLES Table 1 : Technical specifications by model ....................4 Table 2 : VenTum 40 hydronic air-handler heat exchange performance* ............ 6 Table 3 : VenTum 60 hydronic air-handler heat exchange performance* ............ 6 Table 4 : Maximum installation distance ....................... 9 Table 5 : Filter dimensions by model ......................

  • Page 4: Technical Specifications

    Pressure loss @ 5 gpm Max. operating pressure 150 psi (1034 kPa) 200 °F (93°C) Max. operating temperature Water, max 50% propylene glycol, Domestic water Approved heat transfer liquid ¾'' copper piping Connections VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 5: Figure 1: Ventum 40 Dimensions

    Filter 16" x 20" x 1" Figure 1: VenTum 40 dimensions Filter 20" x 20" x 1" Figure 2: VenTum 60 dimensions VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 6: Table 2 : Ventum 40 Hydronic Air-Handler Heat Exchange Performance

    Figure 3: integrated pump performances Table 2 : VenTum 40 hydronic air-handler heat exchange performance* Water Flow 3 GPM 5 GPM Water supply temperature 1000 1100 1000 1100 100 °F 13400 14400 15400 16500 17500 16400 17700 19100 20400 21700 120 °F...

  • Page 7: Introduction

    The consignee must file any claims for damage, shortage in shipments, or non-delivery immediately against carrier. VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 8: Installation

    The minimum clearances required for inspection VenTum unit. The maximum cooling capacity for and servicing are as follows: the VenTum 40 model is 3 tons and 5 tons for the VenTum 60 model. Combustible Servicing...

  • Page 9: Positioning

    10 GPM. In a standard installation, starting the unit in order to eject deposits that may the flow rate obtained by the pump included in the unit should be approximately 5 GPM. Table 4 VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 10: Ventilation Connections

    Condensation from the air-conditioning not shown in one of the possible configurations coil must not drip into or onto the VenTum fan coil. will void the warranty in the event of a defect. An installation without a drain pan will void the warranty.

  • Page 11: Figure 6: Typical Installation Of A Hydronic Air-Handler Unit With Boiler And Radiant Heating

    Figure 6: Typical installation of a hydronic air-handler unit with boiler and radiant heating Figure 7: Typical installation of a hydronic air-handler unit with instantaneous water heater VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 12: Blower

    Return air plenum Filter and filter holder Instantaneous water heater Check valve Positioning of air inlet sensor if cooling coil is located before the VenTum unit Blower Pump / check valve The direct drive blower present in the VenTum is...

  • Page 13: Table 7 : Legend Of Available Connections

    *The "Not Zone 1" and "Not Zone 2" contacts are accessible directly on the green 7-pole connector located on the back of the controller. No indications are present for these contacts. These contacts can be useful when the VenTum is used in "zone"...

  • Page 14: Thermostat Connection

    Figure 9 represents basic thermostat connections according to different systems. These connections Single-stage Single-stage heating Domestic hot water heating system system with an outdoor system air conditioning unit VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 15: Figure 9: Connection Diagrams According To The Type Of System

    2-stage heat pump system with System with heat pump, boiler and 2 back-up boiler zones (2 thermostats) Figure 9: Connection diagrams according to the type of system VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 16: 24Vac Accessories Connection

    For example, in this scenario, the motorized valve would be activated when W2 receives 24 VAC. VANNE MOTORISÉE Figure 10: Example of connection with heat pump, auxiliary boiler and motorized valve VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 17: Operation

    The intuitive navigation is done by pressing the power, up arrow, down arrow and set buttons. To adjust a desired parameter, simply press “set” and use the arrows to adjust to the right value. Press “set” VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)
  • Page 18 VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)
  • Page 19 VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)
  • Page 20 VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 21: Table 9 : Ventum 40 Parameters

    NOTE: The “Oorb” parameter MUST be adjusted according to the signals sent by the thermostat. If this parameter is not updated, the hydronic air-handler may not operate as required. This parameter is present in order to ensure compatibility with most thermostats. VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 22: Table 10 : Ventum 60 Parameters

    NOTE: The “Oorb” parameter MUST be adjusted according to the signals sent by the thermostat. If this parameter is not updated, the hydronic air-handler may not operate as required. This parameter is present in order to ensure compatibility with most thermostats. VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 23: Sequences Of Operation

    ) and running the fan according to the continuous air flow selected in the continuously. controller. When the demand stops, the R-G circuit is opened, and the fan stops working. VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 24: Building Freeze Protection

    “AUX/AUX” circuits as well as “Wout” and “Yout” in order to cut off the active heating source. This prevents overheating equipment in the mechanical room and a significant energy bill. VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 25: Start-Up

    If a heating demand is active, the circulating pump should start working (the symbol is active on the display). If the water temperature at the coil outlet exceeds target heating VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 26: Maintenance

    ❑ Inspect, clean and change the filter regularly to ensure that the fan motor VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 27: Troubleshooting

    • • Confirm if the fan is on No air circulation VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)
  • Page 28 There is no water flow. the thermostat sends the required signals depending on the configuration. • If so, check the pump power supply or if a blockage is created. VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)
  • Page 29 The hydronic air-handler unit completes its heating cycle by • Normal operating cycle. discharging the remaining heat in the radiator. VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 30: Components

    Description VenTum 40 VenTum 60 Part Part no. Digital controller ZEL100-CPRO3 Relay card ZEL100-MRB824V 120V/24V 40VA transformer ZEL400-12040VA Motor/fan assembly ZMC700-10X10EO ZMC700-9X6EON Radiator RAD60 RAD40 Pump ZMC200-UPS15RU Temperature sensor ZEL100-SENSUNI VENTUM HYDRONIC AIR-HANDLER Installation and Operation Manual (Revised: June 2021)

  • Page 31: Ventum Limited Warranty

    Limitations All VENTUM hydronic air-handler components & parts are Thermo 2000 Inc. shall not be responsible for any damage, loss, warrantied for a period of two (2) years against defects due to and inconvenience of any nature whatsoever, directly or indirectly, defective materials or workmanship.

  • Page 32: Cooling Coil Compatibility Listing

    COOLING COIL COMPATIBILITY LISTING...

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