Lifebreath 1200DD Installation Manual Download | Manualshive

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Summary of Contents for 1200DD

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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 functioning of vented combustion equipment Unit must be installed level to ensure proper condensate drainage Due to the broad range of installation and operational conditions consider the possibility of co...

Page 3: ...ain Control 99 500 4 16 Timers and Repeaters 5 16 Timers and Repeaters 6 16 Timers and Repeaters 7 16 Timers and Repeaters 8 17 Air Com Relays Interlocking to a furnace air handler 9 18 Reversing the Supply and Defrost Air Ports DD Models only 10 19 Fan Defrost and Damper Defrost 11 20 Balancing the Airflows 12 21 Balancing the Airflows 13 22 Service and Maintenance 14 22 Service and Maintenance 1...

Page 4: ... A minimum clearance of 30 in 76 cm in front of the unit 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 for servicing Saddle Installation 1 Threaded rod supplied by others 2 Vibration isolators supplied by others Hang unit with suspended rods and U cha...

Page 5: ...erly 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 larger than the metal equivalent Use flexible duct connectors at the HRV to avoid noise transmission All duct joints must be secured with screws rivets or duct sealant and sealed with aluminum duct tape to prevent leakage Attention ...

Page 6: ...www lifebreath com 3 3 DIMENSIONAL DRAWINGS 455FD DD Dimensions 650FD DD Dimensions ...

Page 7: ...www lifebreath com 4 3 DIMENSIONAL DRAWINGS 700FD DD Dimensions 1200FD DD Dimensions ...

Page 8: ...oves stale room air e g 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 no time should the air handler Total External Static Pressure TESP on the return duct exceed that of the HRV When interlocking a rooftop unit with an HRV take care to ensure the fans of both units o...

Page 9: ...ectly 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 air handler The air handler would have a constant running blower to effectively distribute the fresh air and remove the stale air Balancing dampers would be in both the HRV supply and exhaust ducts be...

Page 10: ...s return system if the static pressure of the return in the air handler exceeds 1 to 15 W C A damper located just prior to the HRV is required to balance the stale air exhausted with the fresh air supply entering the building Return air suction points should be located on the opposite side of the room from the fresh air inlet The inlets may be in the ceiling or high on the walls and fitted with in...

Page 11: ...ent 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 quality caulking preferably acoustical sealant and taping with a high quality aluminum foil tape is recommended to seal the duct to both the ERV and the weatherhood Techgrilles The use of balancing damp...

Page 12: ...t the other end to the drain spouts 5 Position the tee connector to point upward and connect the drain line 6 Tape or fasten base to avoid any kinks 7 Pour a cup of water into the drain pan of the HRV after the drain connection is complete This creates a water seal which will prevent odours from being drawn up the hose and into the fresh air supply of the HRV Caution The HRV and all condensate lin...

Page 13: ... the other probe to ground The black line should be live If the white line is live the polarity is reversed and must be corrected If both lines are live the voltage is not 120VAC The black open line from the unit should be connected to the live line and the white open line should be connected to the neutral line Some unit have a safety disconnect rocker switch located just outside of the electrica...

Page 14: ...t Board Optional Ventilation Control 99 BC02 99 BC03 or 99 BC04 See Page 17 for installation on circuit board Optional 3 Speed Control 99 500 See Page 18 for installation on circuit board Optional Wireless Timer 99 DET02 See Page 20 for installation Optional Wireless Repeater 99 RX02 See Page 21 for installation Optional 20 40 60 Minute Timer 99 DET01 See Page 22 for installation on circuit board ...

Page 15: ...tdoor temperature is below 59 F 15 C Setting the Dehumidistat Press the Dehumidistat button until the dehumidistat indicator light is at the desired humidity setting After a few seconds the dehumidistat indicator light will either flash or be on continuously A flashing light indicates the humidity level is higher than the humidity setting and the unit is operating on high speed ventilation A conti...

Page 16: ...he humidity level is lower than the set point The Dehumidistat will override the current speed setting to HIGH speed The Dehumidistat function can be turned off by pressing the Dehumidistat Button until the dehumidistat light turns off Setting the 20 40 Mode Press the Mode Button until the 20 40 mode indicator light is illuminated The 20 40 mode is a repeating cycle The fan will run at LOW speed f...

Page 17: ...talled Setting the 20 40 Mode After a fan speed has been selected press the 20 40 button The 20 40 mode indicator light will illuminate The 20 40 mode is a repeating cycle The fan will run at LOW or HIGH speed for 20 minutes then turn OFF for 40 minutes Some units are equipped to recirculate the air in your home during the 40 minute cycle with no ventilation The control will automatically detect t...

Page 18: ...esired location on the wall and mark the wall for the desired screw holes figure C 4 Remove the back plate from the wall and mark the hole for the wires centered between the two screw holes figure B or C 5 Drill two 1 8 in holes for the screws and wall anchors and drill one 1 in x 0 75 in hole for the wires 6 Pull the 3 wire 20 gauge min 100 ft length max through the opening in the wall 7 Connect ...

Page 19: ...in order to turn the Fan Speed control off 3 Speed Control 99 500 Installation Connect the wires to the R W Y and G terminals on the Aircom circuit board as shown Attention Use 4 wires 20 gauge wire minimum When used in conjunction with the 99 BC02 the BC02 control must be ON for the 99 500 control to operate The 99 BC02 will override the 99 500 control when the Dehumidistat is operating or the co...

Page 20: ...luminated 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 home such as a bathroom Wireless timers have an estimated range of 40 ft with no obstructions Replacing the Timer Battery 99 DET02 4 Battery 5 Face plate 6 Back plate a Remove the face plate by...

Page 21: ... does not initiate HIGH fan speed ventilation pairing was not successful Un pair the timer and return to step 1 of the pairing procedure and restart the pairing process 8 Pair additional timers as necessary by repeating steps 1 through 8 Un pairing 1 Remove the battery from the back of the timer 2 Press and hold the Select Button on the front of the timer figure A 3 While holding the Select Button...

Page 22: ...main control Red Bad The repeater needs to be moved closer to the main control Pairing 1 Turn on the main control by pressing the ON OFF button 2 BC02 BC03 or BC04 control Press the left and right buttons simultaneously on the main control and or The bottom row LED s will begin flashing This indicates that the main control is now in pairing mode 3 The RX02 Repeater must be powered within 16 in of ...

Page 23: ...ration Lockout mode is useful if you wish to disable the timer Enable Lockout Mode by holding the Select Button for 5 seconds Disable Lockout Mode by holding the Select Button for 5 seconds 20 40 60 Minute Timer 99 DET01 Installation Connect the wires from the Y R and G terminals on the timer to the YEL RED and GRN terminals on the circuit board as shown Note Timers mount in standard 2 x 4 electri...

Page 24: ...enever the HRV is in defrost Contact 2 and 4 These relays initiate whenever the HRV fans are operating Use contact 2 or 4 to interlock the HRV to an Air Handler or Furnace Note Connecting the HRV as illustrated will ensure the Air Handler Blower Motor is operating whenever the HRV is ventilating Caution Consideration must be given to competing air flows when connecting the HRV in conjunction with ...

Page 25: ...lation is easier if the Fresh Air from Outside is ducted from the upper left side port Defrost Air instead of the top port Switch T37 red wire and T39 yellow wire on the circuit board if you wish to reverse the Fresh Air from Outside and Defrost Air ports This illustration shows the factory configuration ...

Page 26: ... damper defrost mechanism If the outside temperature drops below 27 F 3 C the defrost timer is activated A motor driven damper door mechanism opens the defrost port and at the same time closes off the supply air from outside After the defrost period the damper operates in the opposite direction to close off the defrost port and reopen the fresh air at the supply port Defrost cycle repeats until th...

Page 27: ... 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 but the actual installation may limit the amount of straight duct 3 The Pitot tube should be connected to a manometer capable of reading 3 digits of resolution The tube coming out of the top of the p...

Page 28: ...2 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 of the air flow reading will be affected by how close to any elbows or bends the readings are taken Accuracy can be increased by taking an average of multiple readings as outlined in the literature s...

Page 29: ...is component as the edges may be sharp and the core itself susceptible to damage if dropped When removing the core the location it is removed from should be noted The core is removed by carefully pulling the core outward from the unit sliding it evenly along its guide rail supports found on the top and bottom corners and on either side of the core Note the core may have some resistance when slidin...

Page 30: ... 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 check that the drain line has a good slope to it 1 8 1 4 per foot The drain line itself should have a P trap in it below the HRV which is to be filled with water to prevent odors or gases from entering bac...

Page 31: ... and keps nut fastening the damper motor to the bracket 4 Remove the damper motor from the bracket and ensure that the two shims are collected from either side of the damper rod and by pulling the damper motor wires out from the top core support panel 5 Remove the plastic snap bushing from the hole in the top core support panel where the damper wires were removed from and install a snap plug to se...

Page 32: ... wires were originally removed from 8 Route the lower blower motor wires through the hole in the divider panel into the electrical box 9 Route upper motor wires into the electrical box 10 Route damper motor wires into e box and connect the motor wires to the circuit board relays and capacitors using wiring diagram found in manual for reverse installations 11 Connect damper motor wires to circuit b...

Page 33: ...ate the occupant Outdoor temperature extremely cold Locate the grilles high on the walls or under the baseboards install ceiling mounted diffuse or grilles so as not to directly spill the supply air on the occupant i e over a sofa Turn down the HRV supply speed A small duct heater 1 kW could be used to temper the supply air Placement of furniture or closed doors is restricting the movement of air ...

Page 34: ...ay appear but the homes air quality will remain high with some HRV use Increase speed of the HRV Humidity levels are too low Blower speed of HRV is too high Lifestyle of occupants HRV airflows may be improperly balanced Decrease HRV blower speed Humidity may have to be added using humidifiers Have contractor balance HRV airflows HRV and or ducts frosting up HRV airflows are improperly balanced Mal...

Page 35: ...www lifebreath com 20 25 WIRING DIAGRAMS 455FD ...

Page 36: ...www lifebreath com 21 25 WIRING DIAGRAMS 650FD 700FD 1200FD ...

Page 37: ...www lifebreath com 22 25 WIRING DIAGRAMS 455DD 650DD 700DD 1200DD ...

Page 38: ...ge 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 accordance with this warranty or any other causes beyond the control of AIRIA are excluded from this warranty If you feel that the LIFEBREATH unit you purchased is not free from manufacturing defects please r...

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