Table of Contents
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Low radiator liquid level
A22
Signal failure "W/pick-up"
A23
"W/pick-up" disconnected
A24
Low speed "W/pick-up" motor
A25
Low fuel prewarning (analogue
A26
sensor)
Pinion inserted (feedback on
A27
during pause)
Pinion not engaged (feedback
A28
off during cranking)
Pinion sensor disconnected
A29
Water in fuel
A30
Failure to start
A31
Unexpected stop
A32
Failure to stop
A33
Battery voltage A high
A34
Battery voltage A low
A35
Inefficient A battery
A36
Battery charger alarm A
A37
Battery voltage B high
A38
Battery voltage B low
A39
Inefficient B battery
A40
Battery charger alarm B
A41
Battery charger alternator failure
A42
Auxiliary voltage too low
A43
Auxiliary voltage too high
A44
System error
A45
Ambient temperature too low
A46
(analogue)
Ambient temperature too high
A47
(analogue)
Water reserve (digital)
A48
Low water reserve level (ana-
A49
logue)
Empty water reserve (analogue)
A50
Low level priming tank
A51
Output power supply discon-
A52
nected
System not in automatic mode
A54
(for 24 hours)
Motor pump in operation
A55
Pump failure
A56
Pressure pump (with motor off)
A57
Maintenance request 1
A58
Maintenance request 2
A59
Installation and operating instructions Wilo-SiFire FIRST
Switchgear of diesel pump
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Table of Contents
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