Table of Contents
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Installation, Operation and Maintenance Manual
Please read and save these instructions for future reference. Read carefully before attempting to assemble,
install, operate or maintain the product described. Protect yourself and others by observing all safety
information. Failure to comply with instructions could result in personal injury and/or property damage!
Model MiniVent-450 & 750
General Safety Information
Only qualified personnel should install this system.
Personnel should have a clear understanding of these
instructions and should be aware of general safety
precautions. Improper installation can result in electric
shock, possible injury due to coming in contact with
moving parts, as well as other potential hazards.
Other considerations may be required if high winds
or seismic activity are present. If more information
is needed, contact a licensed professional engineer
before moving forward.
DANGER
Always disconnect power before working on or near
this equipment. Lock and tag the disconnect switch
or breaker to prevent accidental power up.
CAUTION
When servicing the unit, the internal components
may be hot enough to cause pain or injury. Allow
time for cooling before servicing.
CAUTION
Precaution should be taken in explosive
atmospheres.
®
Energy recovery wheels are certified by the AHRI Air-to-Air Energy Recovery Ventilation Equipment
Certification Program in accordance with AHRI Standard 1060. Actual performance in packaged
equipment may vary.
Certified Ratings are available in the Certified Product Directory at www.ahridirectory.org
Energy Recovery Ventilators
1. Follow all local electrical and safety codes, as well
as the National Electrical Code (NEC), the National
Fire Protection Agency (NFPA), where applicable.
Follow the Canadian Electric Code (CEC) in
Canada.
2. All moving parts must be free to rotate without
striking or rubbing any stationary objects.
3. Unit must be securely and adequately grounded.
4. Do not spin fan wheel faster than maximum
cataloged fan RPM. Adjustments to fan speed
significantly affects motor load. If the fan RPM is
changed, the motor current should be checked to
make sure it is not exceeding the motor nameplate
amps.
5. Do not allow the power cable to kink or come in
contact with oil, grease, hot surfaces or chemicals.
Replace cord immediately if damaged.
6. Verify that the power source is compatible with the
equipment.
7. Never open access doors to the unit while it is
running.
Energy Recovery Ventilators • MiniVent
Part #459023
1
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Related Manuals for Greenheck MiniVent-450
Summary of Contents for Greenheck MiniVent-450
- Page 1 Protect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury and/or property damage! Model MiniVent-450 & 750 Energy recovery wheels are certified by the AHRI Air-to-Air Energy Recovery Ventilation Equipment Certification Program in accordance with AHRI Standard 1060.
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Page 2: Table Of Contents
Standard Wiring Schematic ... . 6 only items on the bill of lading. MiniVent-450 Motion Sensor ... . 6 Handling Independent Fan Control - Variable Speed . -
Page 3: Dimensional Data And Weights
Dimensional Data and Weights Service Clearances and Access Panel Locations Outdoor Air Exhaust Intake Discharge Recommended Service Clearances Outdoor Air Intake Outdoor Air The MiniVent requires minimum clearances to perform Discharge Exhaust routine maintenance, such as filter replacement, Intake Outdoor Air Discharge energy wheel cassette and fan inspection. -
Page 4: Intake And Discharge Locations
Intake and Discharge Locations Installation Intake and discharge locations are shown. Both intake The system design and installation should follow locations are capable of being field relocated to suit accepted industry practice, such as described in the installation needs (see optional locations). ASHRAE Handbook and SMACNA. -
Page 5: Base Mounting With Base Vibration Isolators
Base Mounting with Base Vibration Duct Connections Isolation Examples of good and poor fan-to-duct connections are shown below. Airflow out of the fan should be • The base isolators kit includes four (4) isolators, directed straight or curve the same direction as the four (4) brackets and required hardware. fan wheel rotates. -
Page 6: Electrical Connections
M2 EXHAUST BLOWER MOTOR qualified electrician. M3 Supply Blower Motor M3 SUPPL Y BLOWER MOTOR Electrical Connection Location FACTOR Y WIRING MiniVent MiniVent-450 Motion Sensor Wiring FIELD WIRING 12.5 22.0 Model MBW is a wall mounted passive infrared motion CAUTION 15.5 30.0... -
Page 7: Independent Fan Control - Variable Speed
Independent Fan Control Timed Exhaust Frost Control — Variable Speed with Speed Controllers 115 VOLT INPUT POWER REMOTE PANEL (HOT) (NEUTRAL) (GROUND) 115 VOLT INPUT POWER (HOT) (NEUTRAL) (GROUND) INTERNAL JUNCTION BOX INTERNAL JUNCTION BOX TEMPERATURE CONTROLLER VARIABLE SPEED CONTROL (FURNISHED) SPEED CONT. -
Page 8: System Start-Up
Check Blower Wheel Rotation System Start-Up First, hand rotate the blower to ensure that the WARNING wheel is not rubbing against the scroll. If the blower Forward Curved is rotating in the wrong direction, the unit will move Do not operate energy recovery ventilator without some air but not the filters and birdscreens installed. -
Page 9: Routine Maintenance
Routine Maintenance Internal Filter Maintenance Opening the Internal WARNING MiniVent Quantity access panels Filter Size labeled “Filter Disconnect all electrical power to the MiniVent prior 14 x 20 Access” provides to inspection or servicing. Failure to comply with this 16 x 20 access to the safety precaution could result in serious injury or one inch deep,... -
Page 10: Unit Documentation Record
Unit Documentation Record Frequency of Energy Wheel Cleaning A regular cleaning cycle must be established for the Job Name:________________________________________ energy recovery wheel in order to maintain optimum sensible and latent energy transfer. In reasonably Address: _________________________________________ clean environments such as schools, offices or retail City: ________________ State: ________ Zip: __________ stores, the energy recovery wheel should be inspected Phone: __________________ Fax: ____________________... -
Page 11: Troubleshooting
Troubleshooting Symptom Possible Cause Corrective Action Check fuses/circuit breakers, replace if needed. Electrical Check for On/Off switches. Check for correct supply voltage. Unit is NOT operating Check motor horsepower is correct and not tripping Motor overloads. Adjust wheel and/or inlet cone. Tighten wheel hub or Fan wheel rubbing on inlet bearing collars on shaft. -
Page 12: Maintenance Log
Warranty Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the shipment date. The energy recovery wheel is warranted to be free from defects in material and workmanship for a period of five years from the shipment date.
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