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Operation and Installation Manual Commercial Double Core Heat Recovery System Model 350DCS New Auto Dehumidistat Function prevents unwanted use of the dehumidistat when outdoor temperatures exceed 15°C (59°F). INSTALLER: Leave this manual for the homeowner Installation and wiring to be in accordance with CEC, NEC and local electrical codes.
Table of Contents CAUTION Specifications - Model 350DCS .........3 Before installation, careful consideration must be given this system will Glossary operate if connected to any other piece of Controlling Your HRV ............5 mechanical equipment, i.e. forced Selecting the Mode of Operation That's Right For You ..6...
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CSA and UL standards 99-DET01 Lifebreath 20/40/60 Minute Timer - Initiates High speed Ventilation for 20, 40 or 60 minutes. 3 wire connection. 99-DET02 Lifebreath WIRELESS 20/40/60 Minute Timer - Initiates High speed Ventilation for 20, 40 or 60 minutes.
Glossary DEFROST MODE - to ensure reliable operation during STANDBY MODE - the HRV is powered/energized and cold weather, the HRV will automatically cycle through its waiting for fan operation to be initiated. For example, the defrost mode as needed. HRV is set a Continuous Ventilation Operational Mode at Speed 0.
Selecting the Mode of Operation that’s Right for You The modes of operation and speeds are used to adjust your indoor ventilation rate. Experiment with the ventilation levels in your home to evaluate the ideal amount of ventilation to suit your home and personal preferences. Operational modes available to you will depend on the main control that is installed.
Optional Lifebreath Dehumidistat - Part #99-DH01 Key Features • The Dehumidistat measures the indoor humidity level and Instruction card will initiate high speed ventilation when the moisture level in the building exceeds the set point on the control. • Once the humidity in the building is reduced, the HRV will revert back to its previous setting.
Installation of the Main Control The Lifebreath Digital Control 99-DXPL02 is to be surface mounted onto a wall and the Lifebreath Ventilation Controls 99-BC02, 99-BC03 and 99-BC04 may either be installed onto a flush mounted electrical switch box or surface mounted onto a wall.
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Installation of Optional Main Control - Part #99-DH01 ATTENTION The Lifebreath Dehumidistat may be installed onto a flush mounted 2" x 4" electrical switch box or it may be Pay special attention not to damage the Contact surface mounted onto a wall.
Optional Lifebreath Wireless Timer - Part #99-DET02 timer will override operational mode (regardless of the settings) initiate HIGH speed ATTENTION Ventilation. Upon completion of the timer cycle, the HRV will return to your selected operational mode and speed The Wireless Timers and Repeaters must be setting.
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Attach the Face Plate to the Back Plate (Figure A). Removable Backplate Overview of Lifebreath Wireless 20/40/60 Minute Timer Initiates HIGH speed Ventilation for 20, 40 or 60 minutes. The 20/40/60 minute Status Lights indicate HIGH speed operation. Wireless Timers have an estimated range of 40' with no obstructions. To 20/40/60 increase the range of a Wireless Timer a 99-RX02 Repeater may be used.
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NOTE: Wireless Repeaters cannot be used in a network to extend the range of another Wireless Repeater. Optional Lifebreath 20/40/60 Minute Timer - Part #99-DET01 Operating your Lifebreath 20/40/60 Minute Fan Timer Press and release the Select Button to activate a 20, 40 or 60 minute high speed override cycle.
Installation of Mechanical Timers Part # 99-101 The Mechanical timer is a 2 wire "dry contact" timer. A jumper wire must be connected between ON and RED. Connect the 2 timers wires to ON and HI. Refer to illustration. 2 wire timers require a jumper wire between ON and RED on the terminal Connect...
Operating the HRV without a Main Control and Adding Dry Contact Controls A jumper must be in place between 2 (ON) The HRV must have a Jumper in and 3 (RED) on the Terminal Block to place between 2 (ON) and 3 (RED) activate the HRV for timers and/or dry Terminal Block...
The Ductwork System A properly designed ducting system will allow the ducting one size larger than the metal equivalent. HRV to operate at its maximum efficiency. (Air flow Use flexible duct connectors at the HRV to will be restricted by undersized ducting, use of too avoid noise transmission.
Stale Air Return System The stale air return system is used to draw air from Many commercial activities produce air contaminants the points in the building where the worst air quality in the form of dusts, fumes, mists, vapors problems occur. Balancing dampers and/or adjustable gases.
The Integrated HVAC System The HRV has become an integral component of the exhaust from the space, the air to be exhausted may HVAC system. Figure A shows an HRV unit providing be taken directly from the return air plenum to the fresh air directly to the return air plenum of a rooftop HRV as it is drawn back to the air handler.
Drain Connection Drain Connection The HRV may produce some condensation during a defrost cycle. This water should flow into a nearby drain, or be taken away by a condensate pump. CAUTION The HRV and all condensate lines must DRAIN HOSE PLUMBING installed space where...
Pitot Tube Air Flow Balancing - Commercial It is necessary to have balanced air flows in an HRV. The volume of air For general balancing it is sufficient to move the pitot tube around brought in from the outside must equal the volume of air exhausted by in the duct and take an average or typical reading.
Service and Maintenance Servicing your HRV on a regular schedule will result When removing the core, the location it is removed from should be noted. in optimum operating efficiencies and prolonged life of the equipment. The core is removed by carefully pulling the core outward from the unit, sliding it evenly along its “H numerous applications...
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Service and Maintenance Filters Duct Work Open front service door to access the filters located in It is a good idea to inspect ducting, outside both supply and exhaust air streams. Note to remove weatherhoods (wall caps), and grilles for blockage and install filters, it may be easier to first remove and dirt buildup, at least every six months.
AIRIA® MAKES NO EXPRESS WARRANTIES, EXCEPT FOR THOSE THAT ARE SET FORTH HEREIN AND SHALL NOT BE LIABLE FOR ANY INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES WITH RESPECT TO LIFEBREATH® COVERED BY THIS WARRANTY. AIRIA’S COMPLETE LIABILITY AND THE OWNER’S EXCLUSIVE REMEDY BEING LIMITED TO REPAIR OR REPLACEMENT ON THE TERMS STATED HEREIN. ANY IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTY OF MERCHANTABILITY AND OF FITNESS FOR ANY PARTICULAR PURPOSE, ARE EXPRESSLY EXCLUDED.
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69-350DCS T 1-855-247-4200 F 1-800-494-4185 info@lifebreath.com 072020...
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