Operation - Ariens Sno-Thro ST20E Owner's/Operator's Manual

WARNING: AVOID INJURY. Read
and understand the entire Safety
section before proceeding.
WARNING: To avoid injury to
hands and feet, always disengage
clutches, shut off engine, and wait
for all movement to stop before
unclogging or working on snow
thrower.
Keep hands and feet away from
auger and impeller.
CONTROLS AND FEATURES
See Figure 7 for all Controls and Features
locations.
Traction Drive Clutch - Left Hand
Lever
IMPORTANT: Do not "feather" the traction
drive clutch to control speed or run the unit
with the traction drive clutch partially
engaged. Continued use with the traction
drive clutch partially engaged will damage the
transmission.
2
1
OL2701
NOTE: When traveling to or from the area to
be cleared, press down on the handlebars
enough to raise the front of the unit slightly off
the surface, disengage traction drive clutch
and push unit to new work area.
Attachment Clutch - Right Hand
Lever
2
1
OL2691

OPERATION

Squeeze the Traction
Drive Clutch Lever
against the Handlebar
(1) to engage wheel
drive for propelling unit.
Forward speed will
vary according to snow
depth and moisture
content.
Release lever (2) to
stop movement.
Squeeze Attachment
Clutch Lever against
handlebar (1) to
engage attachment.
Release both clutch
levers (2) to disengage
power and apply brake
to attachment.
IMPORTANT: If the belt squeals when the
attachment clutch lever is engaged, the
impeller may be frozen in the auger housing.
Immediately release the attachment clutch
lever and move the unit into a heated area to
thaw.
NOTE: If belt squeals when impeller turns
freely, see Attachment Clutch/Brake
Adjustment on page 22.
Ignition Switch (Push/Pull Safety
Key)
Primer Bulb
OS7320
Choke Control Knob
2
OS1332
Throttle
4
The throttle controls the engine speed. To
increase or decrease the engine speed,
adjust to:
1. Fast (normal or warm starts)
2. Part-Throttle
3. Slow (cold weather starts)
4. Stop (engine is off)
GB - 14
Key Switch has two
positions:
2
1. "Stop" - pulled out
2. "Run" - pushed in
NOTE: DO NOT twist
key after it is inserted.
1
Pushing the primer bulb in adds
fuel for easier engine start.
Refer to Starting and Shut Off
on page 17.
1. Choke Closed position:
chokes off air to engine
for easier start.
2. Choke Open position:
1
allows for normal
operation.
IMPORTANT: Gradually
open choke after engine
starts.
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2
1