Fuel Line & Carburetor Rework 120-4418

Replacing TORO Power Clear 621 Snow Thower CARBURATOR requires a lot of dismantling.
1. Remove discharge chute and shroud. (Operator\'s Manual shows how)
2. Remove the upper handle.
3. Loosen Control Panel/side panel assembly to gain sufficient access to Carburator.
a. Take off brackets both sides of lower han ... Read more dle.
b. Loosen screw at lower end of right-side panel.
Taking off Carburator pretty much a regular process except for limited access.
1.Remove hot air intake cover from HEATER BOX.
2. Remove Choke Rod.
a. At Control Panel take off Choke Rod handle by removing screw on underside that secures end of Rod.
b. Push Rod through panel and work it off of the Carburator lever that protrudes from side of Heater Box air inlet grid.
3. Remove nuts (10mm) from bolts that secure Heater Box/Carburator assembly and loosen Heater Box to get at and remove Governor wire and spring from throttle connection.
(Getting at these bolts/nuts very difficult because of the Control Panel assembly which extends underneath the Carburator/Heater Box assembly. By loosening it as in 3 above it can be moved enough to get a tool on the nuts. I used a 1/4\" drive socket with swivel and long extension.)
4. Disconnect gasoline hose from filter and drain gas if not already done.
5. Disconnect gasoline and primer hoses from Carburator. Primer hose can be left attached to push button on Control Panel.
6. Pull Heater Box off of bolts and wriggle out of the way.
7.Pull off Carburator.
Reinstalling a reverse process. Be sure to have CHOKE LEVER on Carburator before putting on the Heater Box. Wriggle Box so that the Choke Lever protrudes through top gap of air intake.

1. Removed spout and cover.
2. Disconnected gas lines to carb.
3. Removed carburetor.
4. Cleaned old gasket and replaced.
5. Installed new carburetor and connected.
fuel lines.
6. Replaced cover and spout.