Ortech Universal Series User manual

WARNING
Universal Series
MODEL ODD-140-3
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
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. off power unit
3. Read specification label on product for further information and requirements
4. This product is designed for installation in ceilings up to a 12/12 pitch (45). Duct connector MUST
point up. DO NOT MOUNT THIS PRODUCT IN A WALL
Instruction Manual
1-888-543-6473
1-888-541-6474
13376 Comber Way
Surrey BC V3W 5V9
[email protected]
www.ortechindustries.com
375 Admiral Blvd
Mississauga, ON L5T 2N1
CAUTION
Application Notice
1. Use this unit only in the manner intended by the manufacturer. Contact the manufacturer in case of questions
2. Before servicing or cleaning unit, switch power off at service panel and lock the service disconnecting means to prevent power from being
switching on accidentally. When the service disconnecting means cannot be locked, securely fasten a prominent warning device,
such as a tag, to the service panel
3. Installation work and electrical wiring must be done by a qualified person(s) in accordance with all applicable codes and standards, including
fire-rated construction codes and standards
4. Sufficient air is needed for proper combustion and exhausting of gases through the flue (chimney) of fuel burning equipment to prevent back
drafting. Follow the heating equipment manufacturer's guideline and safety standards such as those published by the National Fire Protection
Association (NFPA), and the American Society for Heating, Refrigeration and Air Conditioning Engineers (ASHRAE),
and the local code authorities
5. When cutting or drilling into wall or ceiling, DO NOT damage electrical wiring and other hidden utilities
6. Ducted fans must always be vented to the outdoors. This fan is NOT for use in kitchens
7. Acceptable for use over a tub or shower when connected to a GFCI (Ground Fault Circuit Interrupter) —
protected branch circuit (ceiling installation only)
8. This unit must be grounded. DO NOT use this fan with any solid-state speed control device
9. DO NOT vent exhaust air into spaces within walls or ceilings or into attics, crawl spaces, or garages
10. The fan MUST NOT be installed in a ceiling thermally insulated to a value greater than R40
For quiet and efficient operation, long life, and attractive appearance — lower or remove grille and vacuum interior of unit
with the dusting brush attachment.
The motor is permanently lubricated and never needs oiling. If the motor bearings are making excessive or unusual noises,
replace the motor with the exact service motor. The impeller should also be replaced.
OPERATION
The control box, located inside the fan housing, has three
separate adjustments.
1) The low airflow knob adjusts the lower airflow from 40 CFM
up to the air flow rate of the high fan speed determined by
toggle switch setting. The fan will not work when the knob
turned between OFF-40CFM. Factory set OFF.
Low
airflow
knob
Time
delay
knob
Toggle
switch

OPERATION
Universal Series
MODEL ODD-140-3 Instruction Manual
1-888-543-6473
1-888-541-6474
13376 Comber Way
Surrey BC V3W 5V9
[email protected]
www.ortechindustries.com
375 Admiral Blvd
Mississauga, ON L5T 2N1
2) The time delay knob is adjustable from 5 to 60 minutes and will switch the fan to the low speed setting after the switch II
2) is turned OFF for the set period of time. The time delay will NOT work when the knob turned between OFF-5mins, the fan
2) will turn to low speed immediately after the switch II is turned OFF. Factory set OFF.
3) The toggle switch will adjust the upper fan speed setting from 80 to 140 CFM. Factory set 110 CFM.
To Turn Fan ON
Turn the switch I (according to the CONNECT ELECTRICAL WIRING section on page ? of this instruction manual) ON
•Fan will run at the certified airflow rate if the switch II is ON
•Fan will run at the user-adjustable airflow rate if the switch II is OFF
To Use Fan Time Delay Airflow Rate Change
1. Turn the switch I ON
2. Turn the switch II ON — Fan will run at the certified airflow rate
3. When the switch II is turned OFF, fan will continue to run at the certified airflow rate until the user-adjustable time
delay has elapsed, and then will automatically change to the user-adjustable airflow rate
To Turn Fan OFF
Turn the switch I OFF
INSTALLATION GUIDE
Plan the Installation
1. DO NOT use in a cooking area
2. Two ways to connect ductwork to a factory-shipped unit
Assembly Instructions
1. Slide hanger bars have been provided, which allow the
housing to be positioned accurately anywhere between
the framing. The bars span up to 24 inches and can be
used on all types of framing: I-joist, standard joist, and
truss construction. Slide hanger bars onto housing and
adjust as needed to fit between framing

Instruction Manual
1-888-543-6473
1-888-541-6474
13376 Comber Way
Surrey BC V3W 5V9
[email protected]
www.ortechindustries.com
375 Admiral Blvd
Mississauga, ON L5T 2N1
Universal Series
MODEL ODD-140-3
INSTALLATION GUIDE
Assembly Instructions
2. Extend the hanger bars to the width of the framing.
2. Position the ventilator with the bottom edge of the hanger bar tabs are flush with the bottom edge of the framing, holding
2. the ventilator in place. Secure hanger bars to framing using one screw on each end of hanger bar. Select a proper hole and
2. secure the hanger bars together using one screw
3. Install Round Ductwork
3. Connect the round ductwork (not included) to the damper / duct connector, and run the ductwork to a roof or wall cap
3. (not included). Using tape (not included), secure all the ductwork connections so that they are air tight
Connect Electrical Wiring
Run 120V AC house wiring to the location of the fan. Use only UL- approved connectors (not included) to attach the house
wiring to the wiring plate. Refer to the wiring diagram above, and connect the wires.
Install Grille
Install ceiling material to complete the ceiling construction.
Then, cut around the fan housing.
To attach the grille assembly to the fan housing, pinch the grille springs
on the sides of the grille assembly, and position the grille into the
housing with the grille springs in the appropriate slots.
Push the grille assembly towards the ceiling to secure.

Universal Series
MODEL ODD-140-3
INSTALLATION GUIDE
Instruction Manual
1-888-543-6473
1-888-541-6474
13376 Comber Way
Surrey BC V3W 5V9
[email protected]
www.ortechindustries.com
375 Admiral Blvd
Mississauga, ON L5T 2N1
Service Parts
* Blower Assembly includes part 3, 4, 5, 6, 7, b, c
WARNING
Ensure that the fan is switched OFF from the supply
mains before replacing.