Briggs & Stratton 5900859 Lawn Mower User Manual


 
9
Safety Interlock System
This unit is equipped with safety interlock switches.
These safety systems are present for your safety,
do not attempt to bypass safety switches, and never
tamper with safety devices. Check their operation
regularly.
Operational SAFETY Checks
Test 1 — Engine should NOT crank if:
• PTO switch is engaged, OR
• Parking brake is not engaged, OR
• Ground speed control levers are not in the
NEUTRAL position.
Test 2 — Engine SHOULD crank if:
• PTO switch is NOT engaged, AND
• Parking brake is engaged, AND
• Ground speed control levers are locked in the
NEUTRAL position.
Test 3 — Engine should SHUT OFF if:
• Operator rises off seat with PTO engaged, OR
• Operator rises off seat with parking brake
disengaged.
• Operator moves the ground speed control levers
out of their neutral positions before disengaging
the parking brake.
Test 4 — Blade Brake Check
Mower blades and mower drive belt should come to
a complete stop within seven (7) seconds after the
electric PTO switch is turned off (or operator rises off
seat). If the mower drive belt does not stop within
seven (7) seconds, see your dealer.
NOTE: Once the engine has stopped, PTO switch
must be turned off, parking brake must be engaged,
and the ground speed control levers must be in the
NEUTRAL position after the operator returns to the
seat in order to start the engine.
WARNING
If the unit does not pass a safety test, do not
operate it. See your authorized dealer. Under
no circumstance should you attempt to defeat
the purpose of the safety interlock system.
Safety Icons
The alert symbol is used to identify safety
information about hazards that can result in personal
injury. A signal word (DANGER, WARNING, or
CAUTION) is used with the alert symbol to indicate
the likelihood and the potential severity of the injury.
In addition, a hazard icon may be used to represent
the type of hazard. An explanation of hazard levels
and icons are as follows:
North American Safety Icons
Alert Toxic Fumes
Read the
Manual
Open Flame
Hazard
Fire Hazard
Amputation -
Rotating Parts
Amputation -
Hand In Blade
Amputation -
Foot In Blade
Thrown Objects Hot Surface
Wear Protective
Gear
Pinch Point
Rollover Hazard
Overhead
Obstacles
Tipover Dropoffs
Slippery Slopes
Keep Children
Away
Operator Safety
WARNING
This indicates a hazard which, if not avoided, could
result in serial injury or death.
CAUTION
This indicates a hazard which, if not avoided, might
result in minor or moderate injury.
CAUTION or NOTICE
These messages presented without the alert symbol
indicate a situation where the unit or property could
be damaged.
DANGER
This indicates a hazard which, if not avoided, will
result in serious injury or death.
Not for
Reproduction