This video provides step-by-step instructions for replacing the fan blade on Cub Cadet snowblowers. The most common reason for replacing the fan blade is when it is damaged.
All of the information in this fan blade replacement video is applicable to the following brands: MTD, Yard Machines, Craftsman, Cub Cadet, Troy-Bilt, Yard-Man, Huskee, MasterCut Tools used: needle-nose pliers, 3/8” socket, 1/2” socket, 3/4” socket, 10mm socket, Phillips head screwdriver, pipe wrench Step-By-Step Instructions 1 Before you replace the fan blade on your snowblower first make sure the engine has cooled. 2 Next, remove the wire and boot from the spark plug to prevent the engine from accidentally starting. 3 We recommend performing this procedure with no fuel in the tank. 4 Your first step is to remove the retaining clip securing the chute control rod and pull the rod free. 5 Now remove the retaining clip to release the support bracket pin. 6 Unthread the wing nut from the center gear box mounting bolt. 7 Lift the gear box off of the support bracket and set the gear box and chute assembly aside. 8 Next, use a 3/8th inch socket to remove the bolts securing the belt cover. 10 Now release the drive belt idler pulley tension spring. 11 Use a half-inch socket to remove the upper two mounting bolts securing the gear box support bracket. 12 Use a three-quarter inch socket to remove the lower bolt. 13 You can now remove the support bracket. 14 Use a 10mm socket to remove all of the mounting bolts securing the muffler cover. 16 Next, remove both the choke knob and the throttle knob. 17 Now use a phillips-head screwdriver to unthread the lower starter switch box mounting screw. 18 Detach the primer line and the ignition switch wires. 19 Use the 10mm socket to remove the nuts threaded on the carburetor mounting posts. 20 Pull the control panel free. 21 Release the retaining clamp securing the fuel line to the tank and pull the line off. 22 Remove the mounting bolts securing the tank. 23 Remove the dipstick and lift off the tank. 24 Next, remove the bolts securing the blower housing. 26 Now use a three-quarter inch socket and pipe wrench to help unthread the flywheel and starter cup mounting nut. 27 Pull off the starter cup and the old fan blade. 28 Install the new fan blade by positioning it on the flywheel. 29 Reposition the starter cup then thread and tighten the mounting nut to secure. 30 Reposition the blower housing. 31 Thread and tighten the bolts to secure. 32 Remember to secure the grounding wire under the lower bolt. 33 Reposition the fuel tank on the engine. 34 Thread and tighten the mounting bolts to secure the tank. 35 Remember to secure the starter switch box cord retainer with the bolt above the rear of the starter. 37 Reconnect the fuel line to the tank and secure it with the retaining clamp. 38 Reposition the control panel making sure the choke plate stem protrudes through the hole in the panel and the breather tube connects to the air intake box. 39 Thread the nuts on the mounting posts and tighten. 40 With the control panel in place, rethread the lower starter switch box mounting screw. 41 Reattach the primer line and the ignition switch wires. 42 Replace both the choke and the throttle knobs. 43 Realign the muffler cover. 44 Thread and tighten the bolts to secure. 45 Now reposition the chute gear box support bracket and replace the bolts. 46 Reset the tension spring on the lower bolt. 47 Replace the belt cover. 48 Rethread the bolts and tighten. 49 Position the chute assembly on the chute adapter. as you align the gear box on the support bracket. 50 Confirm that the center mounting bolt is in place in the gear box housing then thread the wing nut on and tighten. 51 Reinsert the support bracket pin and secure it with the retaining clip. 52 Confirm that the holes in the gear box coupler are facing straight up with the chute facing forward and that the chute control lever is at the “one o’clock” position. 53 Now insert the rounded end of the chute control rod into the gear box coupler and the hex end into the control coupler. 54 Secure the rod with the retaining clip. 55 Confirm that the chute has a full range of movement attach the spark plug wire and boot refill the fuel tank and your snowblower should be ready for use.