Ariens 939002 ST520 Lawn Mower User Manual


 
GB - 12
TO STOP IN AN EMERGENCY
Immediately release both control levers to stop unit in
an emergency. Stop engine, remove key and wait for
all rotating parts to stop before leaving operator’s
position.
STARTING AND SHUT OFF
IMPORTANT: Allow unit and engine to adjust to the
outdoor temperature before clearing snow. Before
shut-off, run the attachment a few minutes to prevent
impeller freeze-up.
NOTE: Try out each control without the engine running
to see how it works and what it does.
Manual Start
1. Turn discharge chute straight ahead.
2. Make sure that the traction clutch and attachment
drive clutch levers are fully disengaged.
3. Push Primer Bulb 2 or 3 times for cold engine.
NOTE: When temperature is below -15° F (-26° C)
additional priming may be needed.
4. If engine is cold, apply choke. See Engine
Manual for detailed instructions.
NOTE: A warm engine requires less choking than a
cold engine.
5. Set throttle to proper starting position.
6. Insert key into ignition switch and push into RUN
position. DO NOT twist key after it is inserted.
7. Grasp starter handle and pull rope out slowly until
it pulls harder. Let rope rewind slowly.
8. Pull rope with a rapid continuous full arm stroke.
Let rope rewind slowly.
IMPORTANT: DO NOT let Starter Handle snap against
Starter.
9. Repeat steps 7 and 8 until engine starts. (If
engine does not start, refer to
TROUBLESHOOTING on page 21.)
10. Adjust choke as needed.
11. Set throttle to Part Throttle or Slow position for
adaptation to outside temperature or travel. Set
throttle to Fast position for normal operation.
Electric Start (120V)
1. Connect extension cord to starter.
IMPORTANT: Prevent damage to unit. Know voltage of
your starter and only use matching outlets.
2. Plug extension into 120V 3-wire, grounded outlet.
3. Turn discharge chute straight ahead.
4. Make sure that the traction clutch and attachment
drive clutch levers are fully disengaged.
5. Push Primer Bulb 2 or 3 times for cold engine.
NOTE: When temperature is below -15° F (-26° C)
additional priming may be needed.
6. Insert key into ignition switch on engine and push
into "Run" position. DO NOT twist key after it is
inserted.
7. If engine is cold, apply choke. A warm engine
requires less choking than a cold engine. See
Engine Manual for detailed instructions.
8. Set throttle to proper starting position.
9. Press starter button on engine until engine starts.
IMPORTANT: DO NOT operate starter more than 15
seconds per minute, as overheating and damage can
occur. (If engine does not start, refer to
TROUBLESHOOTING on page 21.)
10. Adjust choke as needed.
11. Disconnect power cord from outlet, then starter.
12. Set throttle to Part Throttle or Slow position for
adaptation to outside temperature or travel. Set
throttle to Fast position for normal operation.
Shut Off
1. Release Traction Drive Clutch Lever and allow
unit to come to a complete stop.
2. Run Impeller a few minutes after use to prevent
freeze-up of Impeller.
3. Release Attachment Clutch Lever and wait for all
moving parts to come to a complete stop.
4. Move Throttle to the “Stop” position.
5. Remove key.
SNOW REMOVAL
IMPORTANT: Allow unit and engine to adjust to the
outdoor temperature before clearing snow.
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.
NOTE: Attachment clutch should be engaged before
wheel drive clutch when throwing snow.
1. Engage Attachment Clutch - Right Hand Lever.
2. Engage Traction Drive Clutch - Left Hand Lever.
IMPORTANT: DO NOT overload unit capacity by
attempting to clear snow at too fast a rate. Use slow
speed to clear deep or hard packed snow.
WARNING: FAILURE TO FOLLOW
INSTRUCTIONS could result in personal
injury and/or damage to unit. DO NOT
attempt to start your unit at this time. Read
entire Owner/Operator Manual and the
Engine Manual first.