DonsDeals Blog: Fan Fix - Rebuilding an HTF3110A Oscillating Fan Motor

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Tuesday, May 22, 2012

Fan Fix - Rebuilding an HTF3110A Oscillating Fan Motor

Crazy Pete's Projects

May 20th 2012:

Ever had a cheap oscillating fan stop working? I had an HTF3110A tower fan , and figured, "They cost thirty bucks, how hard could it be to fix it?"

Materials:

Part no.	Description	QTY	Price	Source
270-1322	Thermal Fuse	1	$0.75	Radio Shack
n/a	12Ga butt connectors	about 6	n/a	local hardware store
n/a	pop rivets (size may vary)	2	n/a	local hardware store
n/a	Engine builders lube	n/a	n/a	local auto parts store
n/a	WD-40	n/a	n/a	local auto parts store
n/a	Zip ties	about 12	n/a	local hardware store

Tools:

Wire Strippers
Phillips head #1
Flat head for prying
Soldering iron
Butt connector crimper
Multimeter
Drill and bits

Repair procedure:

Remove 9 screws that hold the rear cover on:
Remove the fan blades assembly by loosening a locking screw at the base of the fan, connecting it to the motor. Then, lift the fan assembly off the motor shaft. The metal bracket holding the upper bearing on the fan blades may bend abit, no big deal, bend it back if needed:
The motor is held in place by four screws on it's flanges. They can be removed to pull out the motor. Some wire restraints may also need to be removed here: