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Summary of Contents for Airflow AIR550-F
- Page 1 Operation and Installation Manual Models Models AIR750-F/D AIR550-F/D AIR1250-F/D AIR850-F/D Commercial Heat Recovery Ventilators (HRV) 69-AIRComHRV 081016...
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Page 2: Table Of Contents
The Benefits of HRVs Optional Wireless Repeater Location of the HRV for Mounting ......3 Optional Timer ............18 Specifications - Model AIR550-F/D ......4 Function And Controls..........19 Specifications - Model AIR750-F/D ......5 Connecting Optional Digital Controls ....20-21 Specifications - Model AIR850-F/D ......6 Balancing the HRV ..........22... -
Page 3: The Benefits Of Hrvs
The Benefits of HRVs Heat Recovery Ventilators (HRV) are designed to supply fresh air to a building while exhausting an equal amount of stale air from the building. An Stale Air energy savings is experienced during the process from Pool Room Fresh Outdoor Air by reducing the heating (or cooling) requirements. -
Page 4: Warranty
(94) (143) (190) (235) MODEL AIR550-F - Interrupts supply air while exhaust air defrosts core. AIRFLOW IN CFM (L/s) MODEL AIR550 D - Supply bypass routes indoor air to defrost core. AHRI 1060 Certified WEIGHT 150 lbs. (70 kg) SHIPPING WEIGHT 210 lbs. (90 kg) -
Page 5: Specifications - Model Air750-F/D
MODEL AIR750-D - Supply bypass routes indoor air to defrost core. WEIGHT 260 LBS (118 KG) SHIPPING WEIGHT 310 LBS. (141 KG) TIMER OPTIONS DET01 Airflow 20/40/60 Minute Timer Initiates CONTROL OPTIONS • high speed Ventilation for 20, 40 or 60 minutes 99-GBC02 Airflow Ventilation Control •... -
Page 6: Specifications - Model Air850-F/D
WEIGHT 270 lbs. (120 kg) SHIPPING WEIGHT 350 lbs. (156 kg) • 3 wire connection; 20 gauge wire (minimum) 99-DET02 Airflow WIRELESS 20/40/60 Minute Timer CONTROL OPTIONS • Initiates high speed Ventilation for 20, 40 or 60 minutes 99-GBC02 Airflow Ventilation Control Wirelessly connects to main control for ease of installation •... -
Page 7: Specifications - Model Air1250-F/D
3 wire connection; 20 gauge wire (minimum) MODEL AIR1250-D - Supply bypass routes indoor air to defrost core. • 99-DET02 Airflow WIRELESS 20/40/60 Minute Timer WEIGHT 285 LBS (130 KG) SHIPPING WEIGHT 335 LBS. (152 KG) • Initiates high speed Ventilation for 20, 40 or 60 minutes •... -
Page 8: The Ductwork System
The design and size of the weatherhoods or louvers chosen by the installer must allow for adequate free area. Water and debris penetration of the system is minimized when the airflow does not exceed 1000 FPM (5.08 m/s) free area velocity. -
Page 9: Stale Air Return System
Stale Air Return System The stale air return system is used to draw air from inlets may be located in the ceiling or high on the the points in the building where the worst air quality walls and fitted with inlet grilles. problems occur. -
Page 10: The Integrated Hvac System
HRV as it is drawn back to the air handler. Fresh air supplied by the HRV is then In the balanced airflow system, the HRV exhaust introduced directly into the return air plenum but at removes stale room air (eg. from lunch room, storage a location closer to the air handler. -
Page 11: Drain Connections
Drain Connections The HRV must be level for proper drainage of Install the drain pans in the bottom of the HRV so the condensate from the drain pans. drain connections protrude through holes provided. Use drain hoses with hose clamps to Install a loop or "P Trap"... -
Page 12: Hrv Defrost Strategies
HRV Defrost Strategies (Fan Defrost and Damper Defrost) Fan Defrost Damper Defrost Models AIR550-D, AIR750-D, AIR850-D, Models AIR550-F, AIR750-F, AIR850-F, AIR1250-D AIR1250-F These damper defrost HRV's have defrost HRV's equipped with an electronically controlled fan defrost system to electronically controlled... -
Page 13: Reversing The Supply And Defrost Air Ports
Reversing the Supply and Defrost Air Ports (Damper Defrost Units only- Models AIR550-D, AIR750-D, AIR850-D, AIR1250-D) Sometimes installation is easier if the "Supply Air from these two ports is easily accomplished by switching the Outside" is ducted from the upper left side port red and yellow defrost motor wires at the circuit board. -
Page 14: Humidity Control
The Dehumidistat function can be turned OFF by pressing the button until no Dehumidistat light is on. Note - Only 1 Dehumidistat should be installed in a system. Optional Airflow 3 Speed Control - Part #99-500 Key Features: • 3 Speed Fan setting (LOW / MEDIUM / HIGH) •... -
Page 15: Key Features
Optional Airflow Dehumidistat - Part #99-GDH01 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. -
Page 16: Optional Wireless Timer
Optional Airflow Wireless Timer - Part #99-DET02 ATTENTION timer will override operational mode (regardless of the settings) and initiate HIGH speed Ventilation. Upon completion of the timer cycle, the HRV The Wireless Timers and Repeaters must be will return to your selected operational mode and speed matched to the main wall control of the HRV. - Page 17 Attach the Face Plate to the Back Plate (Figure A). Removable Backplate Overview of Airflow 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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Page 18: Optional Timer
NOTE: Wireless Repeaters cannot be used in a network to extend the range of another Wireless Repeater. Optional Airflow 20/40/60 Minute Timer - Part #99-DET01 Operating your Airflow 20/40/60 Minute Fan Timer Press and release the Select Button to activate a 20, 40 or 60 High Speed minute high speed override cycle. -
Page 19: Function And Controls
Refer to “Connecting Optional Control” in this Optional 20/40/60 Minute Timer manual for instructions on Part# 99-DET01 connecting the optional Airflow Boost unit to Ventilation Mode for 20, 40, Ventilation Control 60 minutes (no speed change). (Part# 99-GBC02) and optional... -
Page 20: Connecting Optional Digital Controls
Connecting Optional Control - Part #99-GBC02 ATTENTION The control is to be surface mounted onto a wall. Only 1 master control should be installed to a ventilation Pay special attention not to damage the Contact system (the Face Plate on this illustration may not be exactly the same as yours). - Page 21 Connecting Optional Control - Part #99-GDH01 ATTENTION The Airflow Dehumidistat may be installed onto a flush mounted 2" x 4" electrical switch box or it may be surface mounted onto a wall. Pay special attention not to damage the Contact Only 1 master control should be installed to a ventilation Pins when attaching and detaching the Face Plate.
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Page 22: Balancing Procedure
May also cause key area of the duct being measured. holes to freeze up. This is an example for determining the airflow in a 6" duct. Excessive negative pressure may have several undesirable effects. In some geographic locations, soil gases such as methane The Pitot tube reading was 0.025 inches of water. -
Page 23: Service And Maintenance
Service and Maintenance Servicing your HRV on a regular schedule will result When removing the core, the location it is removed in optimum operating efficiencies and prolonged life from should be noted. of the equipment. The core is removed by carefully pulling the core Due to numerous applications in which this equipment outward from the unit, sliding it evenly along its can be installed, it is difficult to predict servicing... -
Page 24: Condensate Drains
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 weather hoods (wall caps), and grilles for blockage and dirt both supply and exhaust air streams. Note to remove buildup, at least every six months. -
Page 25: Reverse Installation Of The Hrv
Reverse Installation of the HRV Damper Removal: Electrical Box Removal: Remove the door panels from the HRV by Cut cable tie fastening thermistor wire to loosening the screws located on the face of the bracket, disconnect thermistor from circuit, doors. and remove thermistor. - Page 26 Reverse Installation of the HRV (Continued) Reinstalling the Electrical Box: 32. Route thermistor wire from electrical box, 21. Remove the two snap plugs from the opposite side of the cabinet for electrical and control wires. through hole in the top core support panel, and secure the blue end to the thermistor 22.
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Page 27: Aircom Relays
Aircom Relays Models AIR550, AIR750, AIR850, AIR1250 The Aircom circuit board has three available “dry contact” relays. Contact 3 is not available. Maximum 115V 10 amp resistive load. Contact 2 and 4 These relays initiate whenever the HRV fans are operating. -
Page 28: Troubleshooting Your Hrv System
• HRV airflow improperly balanced • have contractor balance HRV Supply air feels cold • poor location of supply grilles, the airflow may irritate • locate the grilles high on the walls or under the the occupants baseboards, install ceiling mounted diffuser or grilles so as not to directly spill the supply air on the occupant (eg. -
Page 29: Wiring Diagrams
Fan Defrost Wiring Diagram Model AIR550-F, AIR850-F Defrost Freeze... - Page 30 Models AIR550-D, AIR850-D Damper Defrost Wiring Diagram Defrost Freeze...
- Page 31 Fan Defrost Wiring Diagram Models AIR750-F, AIR1250-F...
- Page 32 Damper Defrost Wiring Diagram Models AIR750-D, AIR1250-D...
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Page 33: Warranty
SHALL NOT BE LIABLE FOR ANY INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAM AGES WITH RESPECT TO AIRFLOW® COVERED BY THIS WARRANTY. AIRIA’S COM PLETE 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. - Page 36 69-AIRComHRV T 1-855-247-4200 F 1-800-494-4185 081016 info@lifebreath.com...
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