30 Installation
(for qualified installers only)
© Travis Industries
10/16/17 - 1453
PB 42 MV/GSB2 Install
Diffuser
A diffuser is built into the appliance to adjust the flow rate of exhaust gases. Depending upon the vent
configuration, you may be required to adjust the diffuser to the open position (see illustration below). The
charts for vent configurations detail the correct diffuser position.
Remove the diffuser.
1/4" Nutdriver
Secure the flattened
diffuser plate with the
screws removed earlier.
Bend the round portion of the
diffuser so it is flat (open).
Before (Closed - Stock)
After (Open)
DIFFUSER SIDE VIEW