Lifebreath 350 DGS Instruction Manual Download Page 29 | Manualshive

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Summary of Contents for 350 DGS

Page 1: ...A 120 V circuit Caution Before installation careful consideration must be given to how this system will operate if connected to any other piece of mechanical equipment i e a forced air furnace or air...

Page 2: ...the balancing procedure found in this manual Never install a ventilator in a situation where its normal operation lack of operation or partial failure may result in the back drafting or improper func...

Page 3: ...7 Location Notes 10 8 The Duct Work System 11 9 The Integrated HVAC System 12 9 Stale Air Return and Fresh Air Supply System 14 10 Weatherhoods 15 11 Drain Connections 16 12 Main Control Installation...

Page 4: ...or humidity during the cooler winter months of the year by exchanging the humid indoor air with the dryer air from outside Automatically cycles through its defrost mode when temperatures drop below fr...

Page 5: ...ou can use this ventilation mode at low speed for low household activity levels or when the home is unoccupied 4 10 Minutes On 50 Minutes Standby This mode of operation provides 10 minutes of ventilat...

Page 6: ...revert to its previous setting The Dehumidistat function should be set to off for all seasons except the heating season because a dehumidifying effect occurs only when the outdoor air is dryer than t...

Page 7: ...required by a remote timer if installed 20 40 60 High Speed Button Press the 20 40 60 High Speed Button to temporarily initiate HIGH Fan Speed for 20 40 or 60 minutes Press one time for 20 minutes Pre...

Page 8: ...GH Fan speed operation in Venitilation mode until the indoor humidity has been reduced below the set point Reset Button The RESET Button will clear the current Fan Timer Mode and Dehumidistat settings...

Page 9: ...ted When the battery in the timer needs to be replaced the red LED Battery Indicator will illuminate When paired to the digital wall control the wireless timer may be moved to a remote location in the...

Page 10: ...RV is recommended to service the heat exchanger cores and the filters The HRV may be mounted on an equipment platform providing the drain hoses are clear and there is enough space to open the doors fo...

Page 11: ...noise galvanized metal ducts properly sized are recommended Keep ducting as short as possible and use a minimum of elbows and tees Connecting sections and shorter runs may be flexible ducting one size...

Page 12: ...oves stale room air eg from lunch room storage or copy area and returns to the space an equal amount of fresh outdoor air making the use of an economizer obsolete in conjunction with an HRV Warning At...

Page 13: ...ctly from the return air plenum to the HRV as it is drawn back to the air handler Fresh air supplied by the HRV is then introduced directly into the return air plenum but at a location closer to the a...

Page 14: ...he air handlers return system if the static pressure of the return in the air handler exceeds 0 1 to 0 15 in w g A damper located just prior to the HRV is required to balance the stale air exhausted w...

Page 15: ...cient cross section with an integral single piece vapor barrier should be used to connect the ERV to the weatherhoods A minimum R value of insulation should be equal to 4 RSI 0 75 A good bead of high...

Page 16: ...Hand tighten the nut 3 Construct a P trap using 1 2 in drain hose not included Ensure that the loop is large enough to avoid kinks Secure it with a zip tie 4 Pour a cup of water into the drain pan of...

Page 17: ...hole for the wires in between the two screw holes figure B 5 Drill two holes for the screws and wall anchors and drill one hole for the wires in between the two screw holes figure B 6 Pull the 3 wire...

Page 18: ...must be interlocked to the furnace air handler with a Simplified Installation Return Return Method The HRV should be interlocked to the furnace air handler with a Partially Dedicated System Installati...

Page 19: ...tion when activated Adding Dry Contact Controls A jumper must be placed between 2 ON and 3 RED terminals on the HRV terminal block to activate the HRV for timers and or dry contact controls or if inst...

Page 20: ...ical Timers 99 101 Installation The Mechanical Timer is a 2 wire dry contact timer Connect a jumper wire between the 2 ON and 3 RED terminals on the terminal block and connect the two timer wires to t...

Page 21: ...tes HIGH fan speed ventilation pairing was successful If the HRV does not initiate HIGH fan speed ventilation pairing was not successful Un pair the timer and return to step 1 of the pairing procedure...

Page 22: ...needs to be moved closer to the main wall control Pairing 1 Turn on the main control by pressing the ON OFF button 2 DXPL02 control Press the left and right buttons simultaneously on the main control...

Page 23: ...more accurate balance of the unit 2 Drill a small hole in the duct about 3 16 three feet downstream of any elbows or bends and one foot upstream of any elbows or bends These are recommended distances...

Page 24: ...ft2 128 cfm For your convenience the cross sectional areas of some common duct sizes are listed below DUCT DIAM inches CROSS SECTION AREA sq ft 5 127 mm 0 14 6 152 mm 0 20 7 178 mm 0 27 The accuracy o...

Page 25: ...resistance when sliding out Avoid tilting the core as this will result in its edges catching the H channel and temporarily preventing its removal In most cases washing the core in a mild detergent an...

Page 26: ...ce door and flush the pans with water Ensure that the pans drain completely and in a reasonable amount of time Note if the water does not drain right away check for blockage in the drain line also che...

Page 27: ...ed to run continuously to distribute ventilation air comfortably Dehumidistat is not operating Outdoor temperature is above 15 C 59 F Improper low voltage connection External low voltage is shortened...

Page 28: ...ed on cores before unit initiates defrost cycle functions Have HVAC contractor balance the HRV Ensure damper defrost is operating during self test Condensation or ice buildup in insulated duct to the...

Page 29: ...www lifebreath com 29 19 WIRING DIAGRAM 350DCS...

Page 30: ...e neglect improper care or other failure by the owner to provide reasonable and necessary maintenance of the product any attempt at repair by an unauthorized service representative or not in accordanc...

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