Elmo Rietschle L-BL2 - Manual (Page 31)

Servicing
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Fault Cause Remedy Carried out by
System too small. Use larger system. Operator
Inlet pipe too long
or of too small
diameter. Use shorter pipe or pipe of larger diameter for the
inlet pipe. Operator
Hose connections
on inlet side or
inlet pipe leaky. Check hose connections on the inlet side and inlet
pipe and seal leak if necessary. Operator
Operating-liquid
flow too low. Check operating liquid pipe (Item 043) and
operating liquid hole (Item J) of installed unit for
clogging. If necessary, eliminate clogging. Operator/Service
Too little
operating liquid in
the separator. Top up operating liquid. Operator
Operating liquid
too warm
(nominal
temperature:
15°C). Cooling fins of water cooler (Item 027) are soiled;
clean.
See Chapter 9.1, "Maintenance", Section "Clean
cooling fins of water cooler", Pg. 27. Operator
Slight leak in the
system. Seal leak in the system. Operator
Inlet filter
(accessory)
clogged. Replace inlet filter. Operator
System
generates
insufficient
vacuum.
Vacuum control
valve (accessory)
incorrectly set. Check and, if necessary, correct setting of the
vacuum control valve. Operator
Check air filter (Item 096) for clogging and clean
or replace, if necessary. Operator/Service Condensate is no
longer drawn off.
Clean restrictor sleeves (Item 079 and 080).
Proceed as follows:
 Shut down system and secure against being
switched on again.
 Remove cover plate (Item 064) and protective
grille (Item 058).
 Detach the hose connections in question.
 Clean restrictor sleeves (Item 079 and 080).
 Blow compressed air through the hoses
leading to the condensation cooler (Item 031).
 Check hose connections on condensation
cooler (Item 031) for clear passage.
 Reassemble components.
Operator/Service
If water is entrained via the inlet connection install
automatic discharge regulator (accessory). Operator
Drops of
water
squirting out
of discharge
connection.
Liquid level in the
separator too
high
(level indicator
 1).
Check if feed regulator (accessory) works
correctly. Operator