64
11. Faults, causes, and
remedies
The following table provides an overview of possible
malfunctions and their causes. Contact the SKF Service
department if you cannot remedy the malfunction.
<
WARNING
System pressure
The described component is pressurized during
operation. Depressurize the component before
starting maintenance work
<
WARNING
Burn injury hazard
Escaping oil is possibly hot
11.1 Malfunctions at the flow limiter
Table 46
Malfunction
Cause
Remedy
No pulse signal (LED flashing)
while gear wheels of the gear
wheel-type flow indicator are
rotating
-Pulse generator
2340-00000091
•
Cable socket is not installed correctly, cable
is not correctly connected at the customer
site
•
Remount the cable socket and tighten the mounting
screw
•
Check connection cable for correct assembly and
connection
•
Pulse generator is defective
•
Replace pulse generator, see Chapter "Repair"
•
Clearance between pulse generator and
cover is too large (thread engagement
insufficient)
•
Unscrew the pulse generator out of the cover then
carefully screw it back in by hand up to the stop
cover
No monitoring signal
-Signal transmitter
24-1072-2125
•
Cable socket is not installed correctly
•
Remount the cable socket and tighten the mounting
screw
•
Pigtails in the cable socket are not
connected or are connected incorrectly
•
Check pigtails, connecting them as needed
•
Customer did not connect the pigtails or did
not do so correctly
•
Check/reconnect the customer's connection of the
pigtails
•
Signal transmitter defective
•
Replace signal transmitter
Gear wheels are not rotating,
no oil in the gear chamber
•
Flow limiter mounted on the base plate
with 180° rotation
•
Depressurize the system, loosen the fastening
screws of the flow limiter, rotate the flow limiter by
180°, observe correct seating of the O-rings,
retighten the fastening screws (see Chapter "Repair")
Oil escaping at the flow limiter
•
Screw connections not sufficiently
tightened
•
Retighten screw connections (see Chapter "Repair").
Caution!
Before the cover screws of the gear
chamber are retightened, the pulse generator
mounted there is to be unscrewed and then
reinserted again correctly once the retightening of
the cover screws has been completed. See
Chapter 12.2
