Existing Construction Installation Instructions - Homewerks SmartVent 7146-80-MS Instructions Manual

EXISTING CONSTRUCTION INSTALLATION INSTRUCTIONS

BEFORE INSTALLATION
WARNING: RISK OF ELECTRIC SHOCK! Ensure the
electricity to the wires you are working on is shut off.
Either remove the fuse or turn off the circuit breaker
before removing the existing bath fan or installing the
new one.
1. Remove existing fan.
2. Measure the opening to ensure it is large enough to
accommodate the 7-1/2 in. x 7-1/4 in. dimensions of
the new fan housing (A).
3. If this fan is not replacing an old fan, be sure to cut a
7-3/4 in. x 7-1/2 in. opening for the fan housing (A).
4. Detach the two grille mounting brackets by removing the two
screws on each bracket.
NOTE: Save the screws for reinstallation of the mounting
brackets.
1
2
3
4
8
Mounting
brackets
A
HomewerksWW.com