Comet FDW WB, Инструкция по эксплуатации, Страница: 21 / 60

21
EN
MAINTENANCE
SCHEDULE
JOB
Monthly • Cleaning the filling filter (10).
Turn the cover (9) anticlockwise and remove it. Take out the filter and clean it;
in case of any hard to remove dirt, replace the filter (16x20 mesh). This spare
part must be obtained from a
SPECIALIZED TECHNICIAN
. Reposition the
filter and close again by turning the cover (9) clockwise without forcing it.
• Clean the detergent suction filter (40).
It is normally enough to put the filter under running water or blow it with
compressed air to clean it. In the most difficult cases, use a scale remover
or replace it. This spare part must be obtained from a
SPECIALIZED
TECHNICIAN
.
• Clean the nozzle.
It is normally enough to put the needle (29) supplied through the hole
of the nozzle to clean it. If results are not up to par, replace the nozzle.
This spare part must be obtained from a
SPECIALIZED TECHNICIAN
.
The professional fixed fan nozzle can be replaced using a 14 mm/0.6 in
tube wrench (not provided). This spare part must be obtained from a
SPECIALIZED TECHNICIAN
.
• Oil or grease the rotating or sliding parts the operator is able to reach (refer
also to the engine operating and maintenance manual).
• Check soundness of the water inlet and outlet circuits.
• Check tyre integrity.
• Check clamping of the pump to the engine and the engine to the frame.
If clamping is found to be insecure do not, under any circumstances,
use the high pressure cleaner and contact a
SPECIALIZED TECHNICIAN
.
CAUTION
• When working, the high pressure cleaner should not be too noisy and there should be no obvious
drips of water or oil underneath it. If this is the case have the machine checked by a
SPECIALIZED
TECHNICIAN
.
SPECIAL MAINTENANCE
Special maintenance must only be done by a
SPECIALIZED TECHNICIAN
, complying with the following
table.
Also remember to carry out the special maintenance jobs listed in the engine operating and maintenance
manual.
MAINTENANCE
SCHEDULE
JOB
After the first 50 hours
of operation
• Change pump oil.
Every 200 hours • Check the pump’s hydraulic circuit.
• Check pump and engine clamping.
Every 500 hours • Change pump oil.
• Check the pump suction/delivery valves.
• Check tightness of pump screws.
• Check the pump regulation valve.
• Check the safety devices.
CAUTION
• The data given in the table are approximate. It might be necessary to carry out maintenance more
frequently in the case of particularly heavy work.