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OPERATING AND MAINTENANCE MANUAL FOR TIER 4 SNOW
BLOWER MODELS: RPM215, RPM217, RPM220/36R, RPM40R,
RPM48R/52R AND HS300
1.1.4
Errors
The following table lists all the errors that are displayed by the screen.
Error
Engine: low oil
1
pressure
2
Engine: stop light
Engine: coolant
3
temperature
Engine: low
4
coolant level
Engine: air intake
5
temperature
Engine:
6
communication
error
Controller:
7
communication
error
Joystick:
8
communication
error
S00-OME-T4 rev 7
Engagement Condition
Oil pressure below 10 PSI
Oil Pressure below 20 PSI
when rpm greater than
1800.
This error is controlled by
the engine
Coolant Temperature
exceeds 215°F (107°C).
The engine detects a low
coolant level
Air intake temperature
exceeds 150°F (66°C).
The engine doesn't transmit
information to the controller.
The controller doesn't
transmit information to the
display.
The joystick doesn't
transmit information to the
controller.
Operation and Verification
Stop the engine as soon as possible.
Communicate problem to your RPM Tech
dealer.
Stop the engine as soon as possible.
Communicate problem to your RPM Tech
dealer.
Reduce engine speed to idle, allowing engine to
cool.
When the snow blower is at a complete stop
and engine temperature has decreased, check
fluid levels.
When the snow blower is at a complete stop
and engine temperature has decreased, check
fluid levels and cooling system.
Check if the low-level coolant sensor, located on the
radiator, is working.
Stop the engine and check the air intake
system.
Check all engine fuses.
Check the engine harnesses and connectors.
Check the green led under the controller.
If it's off, check the emergency switch, relay and
fuses that supply power to the controller.
If it's on, check the loader cables and
connectors between the display and the
controller.
When the system is shut down, as the key is at
the "OFF" position, the system must stay shut
for a minimum of 10 seconds before the key is
placed back at the 'ON' position.
Check the fuses that supply power to the
joystick.
Page 29
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