Rbs Alarms And Flash Codes; Resetting The Rbs Controller; Maintenance Schedule - JLG E450A Service And Maintenance Manual

RBS Alarms and Flash Codes

In the event of an RBS alarm, a flash code will be issued and an
alarm indicated on the analyzer.
Flash Code
1-1 1
Low Oil Pressure
1-2 High Engine Temp.
1-3 Overspeed
1-4 Underspeed 1
Overcrank
1-5 2
No Speed Signal
2-1 3
Overvoltage
2-2 Engine Starting System fault 4
2-4 Loss Of Voltage Sense
steady Unit Enabled, no faults
- Unit Off / Disabled
Notes:
1 Enabled once time delay bypass period has elapsed after engine startup.
2 Delayed to ensure the fault was not momentary.
3 Measured at the alternator output, shutdown is delayed by a factory set period to ensure the fault was not caused by a transient condition.
4 Indicates a problem with the engine start battery, engine magneto or magneto-voltage regulator.
Alarms must be reset once the fault has been corrected
(see below).

Resetting the RBS Controller

The RBS can be reset using the analyzer or by disabling and
re-enabling the RBS controller. This will clear any current
fault condition with the controller.
3121714
Table 3-6. RBS Alarms and Flash Codes
Problem
Below 7psi
Over248°F(120°C)
Over 3800 RPM
Below 2000 RPM
3 failed crank cyclesCall to start removed
Over 63VDC
Alternator output less than 1/2 of the system nominal
voltage (58VDC)

Maintenance Schedule

SECTION 3 - CHASSIS & TURNTABLE
Shutdown
Shutdown
Shutdown
Shutdown
Call to start removed
Shutdown
Shutdown
Alarm
Shutdown
Unit can respond to any call to start
Unit will not respond to any call to start
Check oil level every 24 hours
Change engine oil and filter every 150 hours
RBS Condition
3-71