How do you install distributor gear and shaft?
INSTALLATION INSTRUCTIONS: STEP 1:Remove roll pin from distributor gear and shaft. Save pin for re-assembly. STEP 2:Verify that the shaft endplay is .024″ to .035″. Modify collar if necessary. Some aftermarket distributors may be constructed in a manner that does not allow you to achieve .024″ to .035″ of endplay.
What causes distributor gear to be wrong height?
Running an HV oil pump with production bearing clearances can cause abnormally high oil pressure and possible premature distributor gear wear. Gears on camshafts with a very poor finish. This could cause premature distributor gear wear. New and remanufactured distributors with the gear installed at the wrong height.
What’s the best way to remove a stuck roll pin?
A pin punch is the best tool for the job when you have a stuck roll pin. If you don’t have a pin punch, take the stuck to a professional gunsmith or a small-engine mechanic. Let them take a look at the roll pin and ask them if they can remove it.
When to replace drive gear and pulley assembly?
Skip this step if you are replacing the entire gear and sprocket or pulley assembly 41C4220A, 41A4885-2, 41A4885-5. If you are going to replace the drive gear support the driveshaft on a block of wood and drive the lower roll pin/Tension pin out with a 5/32” punch.
How to replace your drive gears in your Liftmaster Sears?
Only replace the parts that are used on your garage door opener. Remove the 3 nuts that hold the motor to the frame and then remove the worm gear. Install the new worm gear making sure the roll pin is properly seated in the new gear. Re-install other components in reverse order.
What makes the drive gears on a garage door opener fail?
You can easily inspect your drive gears by unplugging your garage door opener and removing the metal cover. The main drive gear is made of a white plastic that typically is the weak link in the opener. Many things can cause this gear to fail. Some causes of wear are:
How do you replace drive gears on a Sears Garage door opener?
Remove the four 5/16” hex head screw’s that hold the motor assembly to the frame of the garage door opener. Be sure to put your hand under the motor before removing the last screw to prevent the motor from falling. Slide the motor assembly off the drive shaft and place in a safe place.