Chapter 11. troubleshooting, Trou ble shooting chart 11-1, Troubleshooting chart -1 – Snorkel TB37 2001 User Manual

Page 50: Troubleshooting chart

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Chapter 11. Troubleshooting

Symptom

Possible Cause

Corrective Action

Engine will not start from
lower or upper controls.

Out of fuel.

Engine is cold.

High engine temperature.

Low oil pressure.

Add correct type of fuel.

Gasoline engine—plug the block heater
into a 125 Volt AC, 600 watt source
eight hours before starting the engine.

Diesel engine—hold the manifold
heater switch on for about a minute
before starting the engine. Hold the
switch on until the engine starts.

Let engine cool. Do not restart the
engine until the cause of overheating
has been corrected.

Do not try to start the engine until the
cause of low oil pressure has been
corrected. The engine can be restarted
with low oil pressure, but it will only run
a few seconds before it shuts off again.

Engine will not start from
lower controls.

Selector switch is in the platform
position.

The start switch was left in the on
position for 30 seconds or longer before
turning it to start.

Place the switch in the ground position.

Turn the start switch back to off, then to
start within 30 seconds.

Engine will not start from
upper controls.

Selector switch is in the ground
position.

Platform foot switch is activated

The anti-restart master switch was left
in the on position for 30 seconds or
longer before turning it to start.

Place the switch in the platform
position.

Do not step on foot switch while starting
the engine.

Turn the anti-restart switch back to off,
then to start within 30 seconds.

Engine dies when the
controls switch at the
lower controls is placed in
the platform position.

Upper controls are not set-up properly.

At the upper controls, pull the
emergency stop button upward and turn
the anti-restart master switch on.

TB37 – 0172094

page 11 - 1

The troubleshooting chart may be used to locate and
eliminate situations where machine operation may be
interrupted. If the problem cannot be corrected with the

action listed, stow the machine and remove it from ser-
vice. Repairs must be made by qualified maintenance
personnel.

Troubleshooting Chart

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