Troubleshooting; Switching Off; Functional Inspection - Master B 2 EPB User And Maintenance Book

► Use only a feeder cable including the earth lead in or-
der to avoid electric shock in emergency situations.
► Do not unplug the heater by pulling the wire out of the
wall socket. The appliance should cool down through the
ventilation effect.
► Unplug the heater when not used in order to avoid ac-
cidental damages.
► Before you dismantle the casing check if the feeder
cable has been pulled out of the wall socket. Internal com-
ponents may be live.
►►2. UNPACKING AND TRANSPORT
► Open the package and take the heater out including all
the safety locks installed for the period of transport.
► Should the appliance seem damaged, notify immedia-
tely the seller of the same.
► Transport the heater using the lifting eyes No. 1 shown
in Figs. 1, 2 and 3, page 2.
► The heater should be transported in original package
including the safety locks.
►►3. DESCRIPTION OF INDIVIDUAL COMPO-
NENTS
See Figs. 1-2-3, Page. 2.
1) Lifting eye
2) Thermostat
3) Front protective grid
4) Heating element
5) Casing
6) Switch
7) Cable penetration
►►4. SWITCHING ON
WARNING !!!: Carefully read this service
manual before you start to use the heater. The
instructions contained herein will allow you to
use the appliance in a safe manner.
Make sure the power supply cable has not been dama-
ged. If the supply cord is damaged, it must be replaced by
the manufacturer, its service agent or similarly qualified
persons in order to avoid a hazard. Moreover, check if the
technical parameters of power supply source comply with
the requirements specified on the rating plate. Place the
appliance in its upright position. Make sure the switch is
►►10. TROUBLESHOOTING
PROBLEM
The motor operates while the appliance does
not heat.
The motor does not operate while the heating
elements are hot.
The whole appliance does not operate.
Reduced air flow.
8) Back protective grid
9) Power supply cable
10) Base foot
11) Fan
12) Motor
13) Plug
Thermal circuit breaker is active.
Thermostat has been damaged.
Relay has been damaged.
Heating element has been damaged.
Motor has been damaged.
Fan has been stopped.
Switch has been damaged.
Electric circuit open.
Switch has been damaged.
Motor has been damaged.
in its "0" position shown in Fig. 4. Connect the heater to
the power supply source. Turn the switch and leave it for
5 seconds in the positions as follows:
► Fan only: Fig. 5;
► 1st degree of heating: Fig. 6, and
► 2nd degree of heating: Fig. 7.
►►5. SWITCHING OFF
Turn the switch to its "0" position. Once the heating is off,
leave the fan operating for 3 minutes.
►►6. TEMPERATURE CONTROL
The temperature in the room may be set by means of the
control knob (Fig. 8, page 2). Once the pre-set tempera-
ture is produced, the thermostat will automatically switch
the heating elements off while the fan will continue to ope-
rate thus protecting the appliance from overheating. If the
temperature falls down beyond the pre-set value, the sys-
tem will switch the heating elements on again.
►►7. THERMAL CIRCUIT BREAKER
"RESET" (9 EPB)
The appliance has been equipped with an integrated ther-
mal circuit breaker ensuring high safety level. The breaker
will automatically switch the power supply off once a limit
temperature is exceeded. Should it happen, let the appli-
ance cool down and only then, look for the reason of the
problem. Next push the "RESET" button (Fig. 8) with a
pointed tip in order to unlock the thermal circuit breaker. If
the heater does not operate, contact the seller or appro-
ved service centre.
►►8. OUT-OF-SEASON STORAGE
Should the appliance remain idle for a long period of time,
clean it before shoving by blowing the inside with com-
pressed air. The heater should be kept in a dry and clean
place. Before you start using it again make sure the po-
wer supply cable has not been damaged. In the case of
any doubts contact the seller or approved service centre.
►►9. FUNCTIONAL INSPECTION
The appliance should be checked at least once a year by
competent service personnel approved by the manufac-
turer. Any inspections or repairs should be conducted by
competent personnel only.
REASON
Foul air duct.
SOLUTION
Let the heater cool down and push the
"RESET" button .
Replace the thermostat.
Replace the relay (400 V models).
Replace the heating element.
Replace the motor.
Unlock / clean the fan.
Replace the switch.
Check power supply connection.
Replace the switch.
Open the air duct.
Replace the motor.
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