Emptying The Boiler; Replacement Of The Power Cord; Requirements For The Operation, Service And Installation Of Appliances That Use Flammable; General Warnings - Ferroli EGEA TECH 90 LT User, Installation, And Maintenance Manual

EGEA TECH
Before carrying out the check, you must:
• Close the cold water inlet.
• Proceed with emptying the boiler (see par. "7.4 EMPTYING
THE BOILER").
• Remove the bottom cover 1.
• Disconnect the heating element safety thermostat electrical
connection from the power board and remove the water NTC
probes from the dedicated pipe in the element flange.
• Remove the flange by unscrewing the bolts 3. The corrosion
of the anode 4 can then be checked; if it affects more than 2/3
of the anode surface, proceed with replacement.
3
4
The flange has a special gasket which must be replaced if the
anode is checked or replaced.
7.4

EMPTYING THE BOILER

If not in use, especially in case of low temperatures, it is advis-
able to drain the water inside the boiler. For the equipment in
question, just open the drain cock as per the example hydraulic
connections chap. "6.7 HYDRAULIC CONNECTIONS" on page
152 (see fig. 56).
NB!: In case of low temperatures, remember
to empty the system to avoid freezing.
90 LT - 120 LT
4
2
1
fig. 66
fig. 67
cod. 3540000400 - Rev. 03 - 09/2023
7.5

REPLACEMENT OF THE POWER CORD

DO NOT TAMPER WITH THE
POWER CORD.
If the power supply cable is dam-
ATTENTION
aged, it must be replaced by the
manufacturer or the technical as-
sistance service or in any case
by a person with similar qualifi-
cations, in order to prevent any
risk.
The cable must be replaced in compliance with the laws in force
in the country where the product is used.
Replace the damaged power cord with a new one with the same
or equivalent characteristics to the original cord.
8. REQUIREMENTS FOR THE
OPERATION, SERVICE AND
INSTALLATION OF APPLIANCES THAT
USE FLAMMABLE REFRIGERANT
GASES ACCORDING TO ANNEX DD OF
EN 60335-2-40
8.1

GENERAL WARNINGS

Any maintenance operation must
be performed by qualified per-
sonnel in accordance with the in-
OBLIGATION
structions in this manual.
Do not use any means to accel-
erate the defrosting or cleaning
process, other than those recom-
OBLIGATION
mended by the manufacturer.
The unit must be placed in a
room that does not have continu-
ous ignition sources (e.g. naked
OBLIGATION
flames, a gas appliance or elec-
tric heater in operation).
Do not pierce or burn.
OBLIGATION
Remember that refrigerant fluids
may be odorless.
OBLIGATION
EN
159