Operator's Troubleshooting; Troubleshooting; Operator Troubleshooting Chart - Snorkel S3970BE Operation Manual

n Troubleshooting
All of the ac tions de scribed in this chap ter may be
per formed by the ma chine op er a tor, a trained and
qual i fied ser vice tech ni cian is not required.
The first col umn, of the fol low ing chart, lists some
com mon prob lems en coun tered by S3970RT /
S3370RT / S2770RT op er a tors.
q

Operator Troubleshooting Chart

Problem
Engine will not start.
Stabilisers inoperative
All systems sluggish.
S3970RT / S3370RT /
S2770RT will not drive
forward or reverse.
S3970RT, S3370RT & S2770RT – 13865-1
Cause
Battery switch set to off.
Emergency Stop
switch(es) not on.
Key switch set to off.
Ground/Platform Selector
switch set to wrong
location.
Fuse blown.
Fuel switch not set
correctly.
Out of fuel.
Clogged air filter.
Engine oil too thick for
ambient temperature.
Platform not completely
down.
Hydraulic oil is too thick.
Free-wheeling valve is
open.
Rev A

13. Operator's Troubleshooting

The sec ond col umn lists some of the causes for
each prob lem. The third col umn lists rem e dies.
CAUTION
Any problem that cannot be fixed by actions
listed below should be referred to a trained
and qualified S3970RT / S3370RT / S2770RT
service technician.
Remedy
Turn battery switch to on.
Set the ground control Emergency Stop
switch to on (up). Also, if you are trying to
start at the platform control box you
should pull the Emergency Stop switch, at
the platform control box, until it pops out
(on).
Set the Key switch to on (the bar symbol).
If you are trying to start from the ground
control box, set the Ground/Platform
selector to ground (down). If you are trying
to start from the platform, set the selector
to platform (up).
Replace fuse.
If you are trying to start a dual-fuel engine
be sure the fuel switch is set to the correct
fuel.
DANGER:
Keep flames and lit tobacco away from
open fuel tanks.
Remove the cap from the gasoline or
diesel tank to see if there is fuel.
Check the gauge(s) on top of the LP
tank(s). If you are using LP gas, be sure
the valve on top of the tank is open.
Visually check the air filter gauge.
Check engine oil chart in "Specifications"
chapter 3 for correct oil weight.
Completely lower the platform.
Check for correct grade of Hydraulic Oil.
Allow time for machine to warm up.
Close the free-wheeling valve.
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