Safety Interlocksystem - Snapper SW20 Series Operator's Manual

Operator Safety
Safetyinterlock System
this unit is equipped with safety interlockswitches. These
_afetysystems are present for your safety, do not attempt
:o bypass safety switches, and never tamper with safety
Jevices. Check their operation regularly.
Operational SAFETYChecks
rest 1 -- Engine shouldNOT crank if:
,, PTOswitch is engaged,OR
,, Parking brake is not engaged,OR
,, Forward Speed Control Lever is not in the NEUTRAL
position.
rest 2 -- EngineSHOULDcrank if:
,, PTOswitch is NOT engaged,AND
,, Parking brake is engaged,AND
,, Forward Speed Control Lever is in the NEUTRAL
position.
rest 3 -- EngineshouldSHUT OFF if:
', Operator releasesthe operator presence bandies witb
PTOengaged,OR
• Operator releasesthe operator presence handles with
the parking brake disengaged.
rest 4 -- Blade Brake Check
_ower blades and mower drive belt should come to a
:;omplete stop within seven (7) seconds after electric PTO
_witch is turned off (or operator rises off seat). If mower
Jrive belt does not stop within seven (7) seconds, see your
Jealer.
_IOTE:Once the engine has stopped, PTOswitch must be
turned off, parking brake must be engaged,and the motion
:ontml handle must be returned to the NEUTRALposition
_norder to start the engine,
, WARNING
if the unit does not passa safety test, do not operate
it. See your authorized dealer. Underno
circumstanceshouldyou attempt to defeat the purpose
of the safety interlocksystem.
Safety icons
The alert symbol '_ is used to identity 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 hazardicon may be
used to represent the type of hazard. An explanation of
hazard levels and icons are as follows:
DANGER
This indicates a hazardwhich, if not avoided, will result in
serious injury or death.
WARNING
This indicates a hazardwhich, if not avoided, could result in
serial injury or death.
CAUTION
This indicates a hazardwhich, if not avoided, might result in
minor or moderate injury.
CAUTION or NOTICE
These messages presented without tbe alert symbol indicate
a situation where the unit or property could be damaged.
North American Safety Icons
Hazard Safety icon Hazard Safety icon
Alert _ Amputation _---"1_
Foot in Blade
ToxicFumes
_
ThrOwnObjects
Read the Maintain a •
Manual [[_ Safe _ _"">T
Distance
Open Flame @ Keep [_ ,_,_
Hazard Children
Away
Fire Hazard _,_ Bat Surface _
,JI_IIII_IN}I)_,
Amputation _) Wear
Rotating Protective
Parts Gear
AmputatiOnHand in _r_%'_ PinchPoint I_11
Blade A
9