Replacements; Power Board Fuse Replacement; Replacement Of Electric Resistor Safety Thermostat - Ferroli EGEA 90 LT Handbuch Für Betrieb Und Installation

7.

REPLACEMENTS

Incorrect repairs may put the
user in serious danger. If your
device needs any repair, con-
ATTENTION
tact the technical assis-
tance service.
Any intervention on the de-
vice, including disposal, must
be performed by qualified per-
sonnel with a suitable Refrig-
eration Technician's Licence
aimed at the knowledge and
EXPERT
R290
TECHNI-
management of systems con-
CIAN
taining HC type gases such as
R290 (Propane).
Before undertaking any main-
tenance operation make sure
the equipment is not and can-
ATTENTION
not accidentally be electrically
powered.
Therefore, turn off the de-
vice and remove the plug
from the socket.
Carrying out repair work on
parts with safety function
compromises safe operation
ATTENTION
of the equipment. Only replace
defective parts with original
spare parts.
146
EN
7.1

POWER BOARD FUSE REPLACEMENT

Proceed as indicated below (reserved for qualified technical
personnel only):
• Disconnect the power to the device.
• Remove the bottom cover.
• Remove the fuse cap, then the fuse, using a suitable screw-
driver.
• Install a new IEC 60127-2/II (T5AL250V) certified time-de-
lay 5 A 250V fuse, then refit the protective cap.
• Reassemble all the plastics and make sure the equipment is
correctly installed before powering it.
7.2 REPLACEMENT OF ELECTRIC RESISTOR
SAFETY THERMOSTAT
This equipment has a manual-reset safety thermostat connect-
ed in series with the heating element immersed in water, which
interrupts the power supply in case of overtemperature inside
the tank.
If necessary, proceed as follows to reset the thermostat (re-
served for qualified technical personnel):
• Unplug the product.
• Remove the bottom cover by first undoing the locking
screws (fig. 43).
• Manually reset the tripped safety thermostat (fig. 44). In
case of tripping, the central pin of the thermostat comes out
by about 2 mm.
• Refit the previously removed bottom cover.
cod. 3541T580 - Rev. 07 - 12/2022
EGEA
90 LT - 120 LT
fig. 43