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Lennox Furnace Pressure Switch .60 Rated Replacement #80W52

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This video provides step-by-step instructions for replacing the pressure switch (or vacuum switch) on Lennox furnaces. The most common reasons for replacing this switch are if the furnace does not heat or only runs for a few minutes.

All of the information in this pressure switch replacement video is applicable to the following brands: Lennox

Tools needed: 1/4 inch socket

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Step By Step Instructions

1
Before you replace the pressure switch in your furnace first turn off the power to the furnace.
2
Unthread the retaining knobs securing the upper access panel and remove the panel.
3
Disconnect the wires from the pressure switch as well as the pressure tube.
4
Now use a quarter inch socket or nut driver to unthread the mounting screw to release the old switch.
5
Before you install the new pressure switch confirm that the pressure rating matches the rating found on the original.
6
Ratings will differ depending on your geographic location.
7
Position the new switch on the mounting bracket then thread and tighten the screw to secure.
8
Connect the wires to the terminals on the new switch and attach the pressure tube.
9
Replace the upper access panel by aligning the top edge first then thread the retaining knobs to secure.
10
With the repair completed turn the power back on and your furnace should be ready for use.
Description
This video provides step-by-step instructions for replacing the pressure switch (or vacuum switch) on Lennox furnaces. The most common reasons for replacing this switch are if the furnace does not heat or only runs for a few minutes.

All of the information in this pressure switch replacement video is applicable to the following brands: Lennox

Tools needed: 1/4 inch socket

Connect With Us!
Step-By-Step Instructions
1
Before you replace the pressure switch in your furnace first turn off the power to the furnace.
2
Unthread the retaining knobs securing the upper access panel and remove the panel.
3
Disconnect the wires from the pressure switch as well as the pressure tube.
4
Now use a quarter inch socket or nut driver to unthread the mounting screw to release the old switch.
5
Before you install the new pressure switch confirm that the pressure rating matches the rating found on the original.
6
Ratings will differ depending on your geographic location.
7
Position the new switch on the mounting bracket then thread and tighten the screw to secure.
8
Connect the wires to the terminals on the new switch and attach the pressure tube.
9
Replace the upper access panel by aligning the top edge first then thread the retaining knobs to secure.
10
With the repair completed turn the power back on and your furnace should be ready for use.

Applicable Product Model

Parts Needed
Total$0.00

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