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

3) Front protective grid
4) Heating element
5) Casing
6) Switch
7) Cable penetration
8) Back protective grid
9) Power supply cable
10) Base foot
11) Fan
12) Motor
13) Plug
►►4. SWITCHING ON
WARNING !!!: Carefully read this servi-
ce manual before you start to use the hea-
ter. The instructions contained herein will
allow you to use the appliance in a safe
manner.
Make sure the power supply cable has not been da-
maged. 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 ha-
zard. 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 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
temperature is produced, the thermostat will auto-
matically switch the heating elements off while the
►►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.
fan will continue to operate thus protecting the appli-
ance from overheating. If the temperature falls down
beyond the pre-set value, the system will switch the
heating elements on again.
►►7. THERMAL CIRCUIT BREAKER
"RESET" (9 EPB)
The appliance has been equipped with an integra-
ted thermal circuit breaker ensuring high safety le-
vel. The breaker will automatically switch the power
supply off once a limit temperature is exceeded.
Should it happen, let the appliance 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 compressed air. The heater should be kept in a
dry and clean place. Before you start using it again
make sure the power supply cable has not been da-
maged. 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 manufacturer. Any inspections or repairs should
be conducted by competent personnel only.
REASON
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.
Foul air duct.
Motor has been damaged.
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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