MODEL 760L
VENT
READ AND SAVE THESE INSTRUCTIONS.
Model 760L is designed for ceiling installation with vertical discharge through the ceiling by means of
round duct. This fan may be used with Solid-State speed control devices.
UNPACKING
Unpack carefully. If there are missing components or hidden damage, immediately contact your distributor
or the delivering carrier concerning discrepancies. Care must be taken at all times in handling the motor blade
assembly to avoid bending the blade.
IMPORTANT SAFETY INSTRUCTIONS
TO REDUCE THE RISK OF FIRE, ELECTRICAL SHOCK
OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:
1. Use this unit only in the manner intended by the manufacturer. If you have questions, contact the manufacturer.
2. Before servicing or cleaning unit, switch power off at
service panel and lock service panel to prevent power
from being switched on accidentally.
3. Installation work and electrical wiring must be done by
qualified person(s) in accordance with all applicable codes
and standards, including fire-rated construction.
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 or other hidden utilities.
6. Ducted fans must always be vented to the outdoors.
7. If this unit is installed over a tub or shower, it must be
marked as appropriate for the application. See product label.
8. NEVER place a switch where it can be reached from a tub
or shower.
9. CAUTION: For General Ventilating Use Only! Do not use
to exhaust hazardous or explosive materials and vapors.
10. To reduce risk of fire and to properly exhaust air, be sure
to duct air outside. DO NOT vent exhaust air into spaces
within walls, ceilings, attics, crawl spaces or garages. DO
NOT install sleeve or duct in a fire rated wall.
Figure 1
DIMENSIONS
105⁄8”
SQUARE
5
3
⁄4”
1”
2
7
⁄8”
8
15
⁄16”
DIA.
6
29
⁄32”
WARNING
!
TOOLS
Installation of your Marley product is easy. No special technical knowledge is needed and only a few ordinary
tools are required:
Screwdriver
Hammer
Saber saw, Keyhole saw, or Jig saw
Electric drill with bit
Wire cutters
Wire stripper
Wire nuts and general electrical supplies
Safety glasses
Ruler and straight edge
All hand tools should be insulated. Power tools should display the UL Listing Mark.
NEW HOME INSTALLATION
1. Provide round hole, 91/8” diameter, in finished wall or ceiling.
2. Attach brackets to sleeve with screws provided in brackets. Nail or screw brackets to joists. See Fig. 2
3. Adjust sleeve so that flange will be flush with the finished ceiling.
4. Pull power cable through outlet box opening. Attach cable to outlet box, using an approved
connector. Splice cable to receptacle leads in outlet box cover. Ground wire may be attached to
grounding bolt in outlet box. Power line should run to switch box holding toggle. See Fig. 3
5. Push outlet box and outlet cover into place and fasten with screws.
6. Install motor blade assembly by engaging keyhole slots over screws in fan. Then twist and
tighten, making sure that blade is centered in sleeve. The motor mounting studs act as a vernier
adjustment. If the blade strikes in line with the motor bracket, the opposite nut can be tightened to
compensate. Be sure power is off, then insert plug into receptacle.
7. Attach grille with knob.
8. Finish installation by adding sufficient 7” pipe to go through the roof and installing a Marley Model
AD1106 Roof Cap. See Fig. 4
TO INSTALL IN EXISTING HOMES
1. Determine location of ventilator. Check ceiling for joists and obstructions.
2. Draw a circle 91/8” in diameter at determined location. Be sure opening is at least 1” from joist.
3. Carefully saw opening in plaster. Remove just enough insulation to allow sleeve to pass through.
4. After attaching mounting brackets to sleeve, nail or screw brackets to joists, or simply support sleeve
by resting mounting brackets on lath or other ceiling material.
5. Adjust sleeve so that flange is flush with finished ceiling.
6. Pull power cable through outlet box opening. Attach cable to outlet box, using an approved
connector. Splice cable to receptacle leads in outlet box cover. Ground wire may be attached to
grounding bolt in outlet box. Power line should be run to switch box holding toggle. See Fig. 3
7. Push outlet box and outlet cover into place and fasten with screws.
8. Install motor blade assembly by engaging keyhole slots over screws in ventilator. Then twist and
tighten, making sure that blade is centered in sleeve. The motor mounting studs act as a vernier
adjustment. If the blade strikes in line with the motor bracket, the opposite nut can be tightened to
compensate. Be sure power is off, then insert plug in receptacle.
9. Attach grille with knob.
10. Finish installation by adding sufficient 7” pipe to go through the roof and installing a Marley Model
AD1106 Roof Cap. See Fig. 4.
- 2 -
- 3 -
INSTALLATION DIAGRAMS
CEILING JOIST
MOUNTING
BRACKET
GROUND
SCREW
WALL SWITCH OR
SOLID-STATE SPEED
CONTROL
EARTH GROUND
OUTLET BOX
AD1106
Roof Cap
7” Duct
To Roof Jack
SWITCH BOX
120VAC
60 Hz
SUPPLY
Figure 2
Figure 3 - Wiring Diagram
Figure 4
LIMITED WARRANTY
Dear Customer,
Thank you for your interest in Marley Engineered Products bath fans. We’re sure you will
enjoy its benefits for many years to come. Please take a minute to fill out the following information and keep it in your permanent records.
Date Purchased Date Installed
Model Number Serial Number
LIMITED WARRANTY
This Marley Engineered Products bath fan is warranted to be free of defects in material and
workmanship for 12 months from date of original purchase.
Elements for baseboard heaters are warranted for 10 years from the date of original purchase.
There is no other warranty, express or implied, except such as is expressly set forth herein.
Seller will not be liable for any general, consequential, or incidental damages, including without
limitation any damages for loss of use or loss of profits, for any breach of warranty or for negligence. Seller’s liability and buyer’s exclusive remedy are limited to the repair of defective
goods or the shipment of equivalent goods, or the granting of a reasonable allowance on
account of any defects, as the seller may elect.
To obtain performance under this warranty, you must:
1. Contact the Marley Engineered Products Service Department at 1-800-642 HEAT between
the hours of 8:30 a.m. and 5:00 p.m. E.S.T. Monday through Friday.
2. Provide the model number of the product, the date of installation, and state the nature of
the difficulty being experienced.
Products within warranty which have been installed and returned to the seller for repair will
be repaired and returned as used products. Repairs to products outside the warranty period will be subject to labor and parts charges.
Some states have enacted legislation which (a) does not allow the inclusion of limitations
on incidental or consequential damages; (b) does not allow limitations on the length of a
warranty period; (c) precludes exclusion, during the period of a limited warranty, of any
implied warranties of merchantability or fitness for purpose.
To the extent of such provisions being applicable in your state, the limitations in this warranty may not apply.
TO ENSURE SAFE OPERATION
• Be sure that this unit is correctly installed and wired by a qualified installer in accordance
with the instructions and applicable NEC or equivalent codes.
• Be sure that operating instructions are followed and that moving and heating parts are
kept clean and free from obstructions.
Any warranties granted or liabilities assumed hereunder will not apply to goods that have
been damaged in transit, altered, repaired, installed or operated otherwise than in conformity with the above requirements for safe operation.
3. The Marley Engineered Products Service Representative will determine the best way
to resolve the difficulty.
PART NO. 5200-2502-001 ECR 36989
9/06
HOW TO ORDER REPAIR PARTS
In order to obtain any needed repair or replacement
parts, warranty service or technical information, please
contact Marley Engineered Products Service Center tollfree by calling 1-800-642-HEAT.
When ordering repair parts, always give the information listed as follows:
1. The Part Number
2. The Model Number
3. The Part Description
4. Date of Manufacture
470 Beauty Spot Rd. East
Bennettsville, SC 29512 USA
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