Snorkel TB42J - Manual (Page 60)

Chapter 11 – Troubleshooting
56 TB42J – 0172310
Symptom
Engine will not start from
upper controls.
Engine dies when the control
selector switch at the lower
controls is placed in the plat-
form position.
Constant tone alarm sounds
while the engine is running.
Possible Cause
Switches are set wrong. The engine
will not crank.
Platform foot switch is activated.
The master start switch was left in
the on position for 30 seconds or
longer before turning it to start.
The main system circuit breaker on
the upper control panel or at the
lower controls has tripped. The en-
gine will not crank.
Upper controls are not set-up prop-
erly.
High engine temperature.
Low oil pressure.
No alternator current/broken fan belt.
Corrective Action
Turn the battery disconnect switch on
and then at the lower controls:
• Turn the master start switch off.
• Place the emergency stop switch
in the on position.
• Place the controls switch in the
platform position.
• Place the master start switch in
the on position.
From the upper controls:
• Turn the master start switch off.
• Pull the emergency stop button
outward.
• Place the master start switch in
the on position for 5 seconds and
the then turn the switch to start.
Do not step on foot switch while start-
ing the engine.
Turn the master start switch back to
off, then to start within 30 seconds.
Push the main system circuit breaker
button back in. If the button pops back
out, refer the problem to a qualified
service technician.
At the upper controls, pull the emer-
gency stop button upward and turn
the anti-restart master switch on.
Lower the platform and reduce the
engine speed to idle for five minutes.
Turn the engine off and let it cool. Do
not restart the engine until the cause
of overheating has been corrected.
Lower the platform and turn the en-
gine off. Do not restart the engine until
the cause of low oil pressure has been
corrected.
Turn the engine off. Do not restart the
engine until the cause of no alterna-
tor current has been corrected or the
fan belt is replaced.