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Maintenance manual for technical assistance - LB 2800 - LB 2810
Manual code 10066574 / Rel. 0.00 / March 2009
20
MACHINE
LACKING POWER
WATER LACKING
IN BOILER
TOO MUCH WATER
IN THE BOILER
PROBLEM CAUSE
SOLUTION
8. PROBLEMS, CAUSES AND SOLUTIONS
Below is a list of possible problems with machine function.
1) The machine main switch is in
the “0” position
2) The machine switch is defec-
tive
3) The mains power supply
switch is in the OFF position
4) The connection to the electri-
cal mains is defective
1) Place the machine switch in
the “1” position
2) Replace the main switch
3) Place the mains switch in the
ON position
4) Check for any defective con-
nections
1) The water mains tap is closed
2) The pump filter is clogged
3) The motor pump is discon-
nected or jammed
4) The water filling solenoid
valve is defective
5) The water inlet solenoid valve
filter is clogged
1) Open the water mains tap
2) Replace the pump filter
3) Check the motor pump
4) Replace the water filling sole-
noid valve
5) Clean or replace the filter of
the solenoid valve
1) The solenoid valve of the
automatic level device is
defective
2) The heat exchanger is perfo-
rated
3) The solenoid valve of the
automatic level device
remains connected
1) Replace the solenoid valve of
the automatic level device
2) Replace the boiler.
3) Check the level probe, the
earth of the frame and the
operation of the electronic
control unit
24


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