Speed Selector; Discharge Chute Control; Fuel Shut-Off Valve; Chute Deflector Handle - Toro 622 Power Throw Operator's Manual

Operation

Controls

Auger/Impeller Drive Control (Fig. 14)—Control
has two positions: ENGAGE and DISENGAGE. To
engage both auger and impeller, compress lever
against right handgrip. To disengage, release lever.
Traction Control (Fig. 14)—To engage traction
(wheel drive), lever must be compressed against left
handgrip. To stop traction, release lever.
Speed Selector (Fig. 14)—The control has four
positions: reverse, 1, 2 and 3. To change speeds,
move gear shift to position desired. Lever will lock in
notch at each speed selection. Use positions 1, 2 or 3
depending on snow conditions.
Ignition Switch (Fig. 15)—Insert key before starting
engine with the recoil starter. To stop engine, remove
key.
Throttle (Fig. 15)—Moving the throttle upward
increases engine speed.
Choke (Fig. 15)—Rotate choke to FULL choke
position to start a cold engine. As engine warms up,
move choke gradually to OFF.
Primer (Fig. 15)—Press primer to pump a small
amount of gasoline into engine for improved cold
weather starting.
Fuel Shut–Off Valve (Fig. 14)—Valve is located
under fuel tank. Close valve by rotating it to the right
to stop fuel flow from fuel tank. Open valve by
rotating it to the left to allow fuel to flow to the
carburetor. Close valve when snowthrower is not in
use.
Discharge Chute Control (Fig. 14)—Rotate
discharge chute control clockwise to move discharge
chute to the left and counterclockwise to move chute
to the right.
Recoil Starter (Fig. 15)—Recoil starter is on back
side of engine. Pull recoil starter to start engine.
Chute Deflector Handle (Fig. 14)—Deflector handle
is on top of discharge chute, and it is used to control
height of the snow stream.

Starting/Stopping

If engine is operated when temperature is +40 F
(4 C) or higher, remove carburetor heater box
(Fig. 16). However, the heater box must be reinstalled
when temperature falls below +40 F (4 C). To
remove heater box:
1. Pull wire off spark plug and make sure wire does
not contact plug accidentally (Fig. 16).
2. Remove (3) screws, (3) lock washers, and (3)
washers securing muffler guard to engine
(Fig. 16). Remove muffler guard.
3. Remove (3) Phillips screws and (1) hex head
screw securing heater box in place (Fig. 16). Pull
choke knob off choke rod (Fig. 15).
4. Lift heater box up and away from the engine,
and reinstall choke knob on mounting pin.
Starting
IMPORTANT: Check auger and impeller to
ensure that both parts are not frozen but free
to rotate. Also, make sure discharge chute is
not obstructed. USE A STICK, NOT YOUR
HAND, TO REMOVE ANY
OBSTRUCTIONS.
1. Place spark plug wire on spark plug (Fig. 16).
2. Move throttle (Fig. 15) to FAST.
3. Open fuel shut–off valve below fuel tank
(Fig. 14) by rotating valve to the left.
4. Rotate choke (Fig. 15) to full choke position.
5. Insert ignition key (Fig. 15).
GB–16