Carel HeaterSteam 4 UR002, Руководство пользователя

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67
ENG
“heaterSteam” +0300087EN - rel. rel. 1.4 - 22.01.2021
14.3 Maintenance frequency
Maintenance frequency depends on the amount of water and steam
generated.
Tap water
Water hardness 15…25 °f 25…40 °f
Daily operating hours 8…10 8…10
No. of maintenance/ year 2 3
Tab. 14.g
Demineralised water
The use of demineralised water minimises maintenances times.
Note : we recommend you carry out non/routine maintenance at
least once a year, regardless of the operating hours and the data
shown on the hour counter.
14.4 Maintenance of the cylinder-boiler
This operation is necessary as the lime deposits that form inhibit the
exchange of heat between the heating elements and the water.
Warning :
•
do not use detergents or solvents to clean the components in the
boiler and all other plumbing;
•
the boiler may be hot! Wait for the boiler to cool down before touching
it or use safety gloves.
To access the boiler:
•
shut down the device and open the breaker of the power supply line;
•
open and remove the front panel (see chapt. 1).
•
completely empty the boiler from water (see the “Shutdown” section);
Models UR002-UR013 (refer to the following fi gures):
!
Fig. 14.f
a. loosen the fastening strap and remove the steam pipe (1);
b. from the boiler cover, remove the pressure compensation pipe (2)
connected to the level control;
c.
loosen the fastening strap (3) and tilt the boiler outwards.
d. remove the heater protection cover (4), loosen the fastening nuts
and remove the electrical cables. Also unscrew the screw on the
earth wire (6);
e. disconnect the probe connector from the partition;
f.
remove the boiler. Place it on a surface resistant to the water;
g.
open the cylinder: unscrew the screw and the nut (5);
h. lift the cover that the heaters are fastened to, and remove it from the
cylinder;
Fig. 14.g
i. to replace the heaters (see paragraph 6.7 “Replacing the parts”);
j.
clean the heaters;
k.
remove the fi lter collection basket from the bottom of the cylinder:
rinse it and clean it with a soft brush;
Fig. 14.h
l. clean the anti-adhesive fi lm that may be present on the inner walls of
the boiler (see paragraph 6.7 “Replacing the parts”);
m.
clean and remove the lime from the boiler and reinsert the fi lm
(where needed);
n. after you have completed the maintenance interventions, reinstall
the boiler following the operations described above reversely.
Models UR020-UR080:
a.
loosen the screws (Figure 6.i);
Fig. 14.i
b.
unthread the top panel and remove it;
Fig. 14.j