A-4
Safety interlock
system tests
This unit is equipped with safety interlock switches
and other safety devices. These safety systems are
present for your safety: do not attempt to bypass the
safety switches and never tamper with the safety
devices. Check their operation regularly.
Service interval: Every fall and spring
Operational safety checks
Your unit is equipped with a seat switch safety
system. Check the seat switch operation every fall
and spring with the following tests:
Test 1 - Engine should NOT crank if:
• PTO switch (A) is in the on position, or
• Brake pedal (C) is NOT fully depressed [parking
brake (B) disengaged].
Test 2 - Engine SHOULD crank if:
• PTO switch (A) is in the off position, and
• Brake pedal (C) is fully depressed [parking brake
(B) engaged].
Test 3 - Engine should SHUT OFF if:
• Operator rises off seat (E) with PTO (A) engaged,
or
• Operator rises off seat (E) with brake pedal (C)
NOT fully depressed [parking brake (B)
disengaged].
Test 4 - PTO should SHUT OFF if:
• The grass catcher (F) is opened with the PTO
switch (A) in the on position.
Test 5 - Mower blade brake check
The mower blades and mower drive belt should
come to a complete stop within five seconds after
PTO switch is turned to the off position (or operator
rises off seat). If mower drive belt does not stop
within five seconds, perform the PTO clutch
adjustment found in the “Regular Maintenance”
section or see your authorized dealer.
Once the engine has stopped, the
PTO switch must be turned off after
the operator returns to the seat in order
to start the engine.
A
B
C
D
E
F
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 inter-
lock system.
Summary of Contents for 1693685
Page 2: ...THIS PAGE INTENTIONALLY BLANK ...
Page 13: ...A 1 Safety rules and information ...
Page 19: ...B 1 Features and controls ...
Page 25: ...C 1 Operating the tractor ...
Page 36: ...C 12 ...
Page 37: ...D 1 Regular maintenance ...
Page 49: ...E 1 Adjustments and Service ...
Page 60: ...E 12 ...
Page 61: ...F 1 Troubleshooting ...
Page 66: ...F 6 ...