Ortech OD-ERV 150AC Instruction Manual

Ortech OD-ERV 150AC Instruction Manual

Energy recovery ventilators
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Energy Recovery Ventilators
MODEL
OD-ERV 150AC
1. Blower wheels are sharp and can cause injury. Make sure it is not running before opening the door
2. Before servicing or cleaning the unit, unplug the unit line cord or shut off power at service switch or circuit breaker.
Make sure unit is not working before opening its door, until the service or cleaning is completed
3. This instruction manual shows the suggested installation method. Additional measures may be required by local codes and standards
4. Connect this unit only to a 120V AC grounded circuit protected by a 15 amps circuit breaker
5. DO NOT install unit or controls where they can be reached from a tub or shower
6. The Energy Recovery Ventilators MUST be properly ducted to the outdoors
7. Outside air inlet for this unit MUST be located away from sources of hazardous air such as auto exhausts
8. Sufficient air is needed for proper combustion and exhausting of gases through the flue (chimney) of fuel burning equipment is located,
take steps to assure that combustion air supply is not affected. Follow the heating equipment manufacturer's requirements and the
combustion air supply requirements of applicable codes and standards
9. When cutting or drilling into wall or ceiling, DO NOT damage electrical wiring and other hidden utilities
10. DO NOT connect power to the units external control terminals — this will damage the unit. The external terminals are for use only with
un-powered controls designed for low-voltage operation
11. When door springs are dis-engaged, the ERV door can be hinged open to access to internal components for routine maintenance and
cleaning. Take precautions when dis-engaging the door springs to ensure the door does not cause any damage or injury. When the Energy
Recovery Ventilator is installed so that the door swings down (upside down), lower the door down slowly
CAUTION
PLEASE READ INSTRUCTION BEFORE COMMENCING INSTALLATION AND RETAIN FOR FUTURE REFERENCES.
Electrical products can cause death or injury, or damage to property.
If in any doubt about the installation or use of this product, consult a competent electrician.
CLEANING & MAINTENANCE
Maintenance Requirements
Service filters every three months or as needed when the unit is in regular use to keep them reasonably clean
1. Release door spring clips and carefully swing access door open. Remove the door if necessary
2. Remove filter clips and pull out the filters
3. Vacuum core and filters with a hose (not included)
4. Re-install filters and filter clips
5. Re-install door and secure door spring clips
** The filters should be replaced after they have been cleaned several times. The primary contact for replacement filters
**
for your unit is the installing contractors. You may also wish to produce your own filters. Spun polyester filter media
**
or material should be used similar to the existing filter in the residential unit. The size of each filter (2 required per
**
unit) is as follows: 9-1/2" x 7-1/4" x 3/8"
info@ortechindustries.com
www.ortechindustries.com
WARNING
WARNING — THE INSTALLATION MUST BE CARRIED OUT BY
A QUALIFIED ELECTRICIAN.
1. For general ventilating use only. DO NOT use to exhaust hazardous or explosive
materials and vapours
2. To avoid motor bearing damage and noisy and/or unbalanced impellers,
keep drywall spray, construction dust, etc. out of the unit
3. Before maintenance, please unplug the unit line cord
Application Notice
13376 Comber Way
Surrey BC V3W 5V9
375 Admiral Blvd
Mississauga
,
ON L5T 2N1
Instruction Manual
1-888-543-6473
1-888-541-6474

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Summary of Contents for Ortech OD-ERV 150AC

  • Page 1 Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC WARNING WARNING — THE INSTALLATION MUST BE CARRIED OUT BY A QUALIFIED ELECTRICIAN. 1. For general ventilating use only. DO NOT use to exhaust hazardous or explosive materials and vapours 2. To avoid motor bearing damage and noisy and/or unbalanced impellers, keep drywall spray, construction dust, etc.
  • Page 2: Cleaning And Maintenance

    Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC CLEANING & MAINTENANCE Maintenance Requirements ** Filters MUST be used, otherwise the face of the energy exchange core will become blocked by dust. The filters existing in the unit are usually able to keep the energy exchange core clear for many months.
  • Page 3: Balancing Instructions

    Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC OPERATION Operating Instructions a) Inspect your installation to be sure that all duct work is correctly installed and sealed and filters are in place b) Shut and latch the door to the unit. Plug the unit into a 120V AC power outlet. It will start immediately and run a one minute system check.
  • Page 4: Important Reminder

    Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC OPERATION Balancing Instructions Regarding Section d — Keep the MOS off so the unit will run at low speed. Open the pressure port caps for the OA air stream and insert the tubing into the ports about 1". Take a DP reading and record it in section d no.1 below on this page.
  • Page 5: Location Of The Unit

    Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC LOCATION OF THE UNIT Select a location so that: • The fresh air inlet from the outside is placed a minimum of 10 feet from any other exhaust vent • The two ducts to the outside are as short and straight as possible for the best system performance •...
  • Page 6 Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC OPERATION Unit Installation Installation B b3) Hang the one side of the unit on the screws mounted on the truss. Lift the other side of the unit and secure it to the other truss.
  • Page 7: Electrical Connections

    Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC EXHAUST & OUTSIDE AIR DUCTS The exhaust air (EA) duct and the outside air (OA) duct connect the unit to the outside. Flexible insulated duct is usually used. WARNING! DO NOT PLACE ANY STALE AIR RETURNS IN GARAGES.
  • Page 8: Optional Connections

    Energy Recovery Ventilators Instruction Manual MODEL OD-ERV 150AC ELECTRICAL CONNECTIONS Optional Connections: The unit has an optional terminal block for 24V AC HVAC/AHU blower integration. The user can connect the HVAC/AHU 24V AC dry contact relay to the terminal block so that when the ERV is operating, the HVAC/AHU blower operates to help distribute the fresh air through the existing ductwork if needed.

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