UHD LOW PROFILE DUCT FURNACE INSTALLATION OPERATION AND SERVICE MANUAL
15.5 Flue Blower Vertical Installation
To remove the blower, remove screws securing the fan and mounting plate to the vent box.
To remove the blower from the mounting plate, remove screws.
Refit in reverse order.
To change the vent and air intake orientation from back to top, remove the blower and mounting plate as above.
Remove intake (if applicable) and exhaust covers from top of the heater.
Rotate the blower, mounting plate and gasket clockwise until the flue adapter lines up with the top hole. Secure screws.
If applicable, remove the flexible air duct from the air intake adapter on the back.
If applicable, remove the air intake adapter from the back of the heater and install in the appropriate hole on top. Reconnect the flexible air duct.
Install intake and exhaust covers over the back holes.
NOTE: Separated combustion model shown.
MODEL | UHD[X][S] 75 | UHD[X][S] 100 | UHD[X][S] 125 |
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Flue Blower P/N | 90710404 | 90710405 | 90710405 |
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IT IS IMPORTANT THAT ONLY THE CORRECT FLUE BLOWER SPECIFIED FOR EACH MODEL TYPE IS USED WHEN REPLACING THESE ITEMS.
Carry out a
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