Sanyo mpr-214f Instruction Manual - Page 19

Alarms And Safety Functions - defrost sensor

Page 19 highlights

ALARMS AND SAFETY FUNCTIONS This unit has the alarm and safety functions shown in Table 6, and also a self diagnostic function. Table 6 Alarms and safety functions Kind of alarm or safety High temperature alarm Over-heat protector Low temperature alarm Over-cool protector Power failure alarm Situation Indication • Refrigerator If the chamber temperature exceeds the set temperature. Alarm lamp flashes. All digits on the temperature • Freezer display flash. If the chamber temperature exceeds the set temperature. • Refrigerator If the chamber temperature ----- exceeds 28oC. • Refrigerator If the chamber temperature is lower than the set temperature or drops to 0oC Alarm lamp flashes. or lower. All digits on the temperature • Freezer display flash. If the chamber temperature is lower than the set temperature. • Freezer If the chamber temperature ----- is equal or lower than 0oC. In the event of a power failure or disconnection of power supply plug from the ----- outlet Door alarm When the door is open. Door check lamp is lit. Auto return Key lock If a key operation is not performed for about 90 seconds in each setting mode. When the key lock is ON (L1). Chamber temperature is displayed. ----- Buzzer Safety operation Intermittent tone Remote alarm is after a delay of 15 activated after a minutes. delay of 15 minutes. ----- Defrost heater turns OFF. Intermittent tone after a delay of 15 minutes. (No delay in the case of 0oC or lower) Remote alarm is activated after a delay of 15 minutes. (No delay in the case of 0oC or lower) Refrigerator comp. ----- turns OFF. Reset at about 6oC. ----- Remote alarm is activated. Intermittent tone after a delay of 2 ----- minutes. ----- Setting mode is canceled. ----- Key input is unable. If the thermal sensor of refrigerator goes open (E01) or short circuit (E02). Alarm lamp flashes. E01/02 and chamber temp. are displayed alternately on the temperature display. Remote alarm is activated. Operation by the defrost sensor. Self-diagnostic function If the freezer sensor of refrigerator goes open (E03) or short circuit (E04). If the defrost sensor goes Open (E05) or short circuit (E06). Alarm lamp flashes. E03/04 and chamber temp. are displayed alternately on the temperature display. Alarm lamp flashes. E05/06 and chamber temp. are displayed alternately on the temperature display. Intermittent tone Remote alarm is activated. Freezer will run continuously . Remote alarm is activated. Normal running. In the event of failure of air Alarm lamp flashes. circulating fan for refrigerator, E07 and chamber temp. are or significant degradation of displayed alternately on the air circulation by too much temperature display. Remote alarm is activated. stock. Note: The alarm can be canceled by pressing the alarm buzzer stop key (BUZZER), but the remote alarm cannot be silenced. When more than two alarm conditions occur simultaneously, the smaller number error code has priority on the error display. After a power failure, the unit will resume operation with the set value that was in place before power failure occurred. 18

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18
ALARMS AND SAFETY FUNCTIONS
This unit has the alarm and safety functions shown in Table 6, and also a self diagnostic function.
Table 6
Alarms and safety functions
Kind of alarm
or safety
Situation
Indication
Buzzer
Safety operation
• Refrigerator
If the chamber temperature
exceeds the set temperature.
High
temperature
alarm
• Freezer
If the chamber temperature
exceeds the set temperature.
Alarm lamp flashes.
All digits on the temperature
display flash.
Intermittent tone
after a delay of 15
minutes.
Remote alarm is
activated after a
delay of 15 minutes.
Over-heat
protector
• Refrigerator
If the chamber temperature
exceeds 28
o
C.
-----
-----
Defrost heater turns
OFF.
• Refrigerator
If the chamber temperature
is lower than the set
temperature or drops to 0
o
C
or lower.
Low
temperature
alarm
• Freezer
If the chamber temperature
is lower than the set
temperature.
Alarm lamp flashes.
All digits on the temperature
display flash.
Intermittent tone
after a delay of 15
minutes.
(No delay in the
case of 0
o
C or
lower)
Remote alarm is
activated after a
delay of 15 minutes.
(No delay in the
case of 0
o
C or
lower)
Over-cool
protector
• Freezer
If the chamber temperature
is equal or lower than 0
o
C.
-----
-----
Refrigerator comp.
turns OFF.
Reset at about 6
o
C.
Power failure
alarm
In the event of a power
failure or disconnection of
power supply plug from the
outlet
-----
-----
Remote alarm is
activated.
Door alarm
When the door is open.
Door check lamp is lit.
Intermittent tone
after a delay of 2
minutes.
-----
Auto return
If a key operation is not
performed for about 90
seconds in each setting
mode.
Chamber temperature is
displayed.
-----
Setting mode is
canceled.
Key lock
When the key lock is ON
(L1).
-----
-----
Key input is unable.
If the thermal sensor of
refrigerator goes open (E01)
or short circuit (E02).
Alarm lamp flashes.
E01/02 and chamber temp.
are displayed alternately on the
temperature display.
Remote alarm is
activated.
Operation by the
defrost sensor.
If the freezer sensor of
refrigerator goes open (E03)
or short circuit (E04).
Alarm lamp flashes.
E03/04 and chamber temp.
are displayed alternately on the
temperature display.
Remote alarm is
activated.
Freezer will run
continuously .
If the defrost sensor goes
Open (E05) or short circuit
(E06).
Alarm lamp flashes.
E05/06 and chamber temp.
are displayed alternately on the
temperature display.
Remote alarm is
activated.
Normal running.
Self-diagnostic
function
In the event of failure of air
circulating fan for refrigerator,
or significant degradation of
air circulation by too much
stock.
Alarm lamp flashes.
E07 and chamber temp. are
displayed alternately on the
temperature display.
Intermittent tone
Remote alarm is
activated.
Note:
The alarm can be canceled by pressing the alarm buzzer stop key (BUZZER), but the remote alarm cannot be
silenced.
When more than two alarm conditions occur simultaneously, the smaller number error code has priority on the
error display.
After a power failure, the unit will resume operation with the set value that was in place before power failure
occurred.