Hoshizaki rf28a 補足マニュアル
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2. Alarm Details and Countermeasures
a) High Temperature Alarm (E1)
If the cabinet temperature exceeds the setpoint temperature by 18°F (10°C) or more for
more than x minutes, "E1" is displayed. The default value of x is "2" (120 minutes). The
value of x can be changed under F3 on the Settings and Diagnostics Menu. (0=0; 1=60;
2=120; 3=180 minutes)
more than x minutes, "E1" is displayed. The default value of x is "2" (120 minutes). The
value of x can be changed under F3 on the Settings and Diagnostics Menu. (0=0; 1=60;
2=120; 3=180 minutes)
Note:
• After the machine has been turned off and then turned back on, the high
temperature alarm feature is not active until the cabinet temperature reaches the
lower setpoint temperature differential.
lower setpoint temperature differential.
• The high temperature alarm feature operates even during defrost.
Reset Options
The alarm will automatically reset once the cabinet temperature reaches the lower
setpoint temperature differential.
setpoint temperature differential.
Possible Causes
• The door is opened frequently or is not completely closed.
• Trouble with the compressor or a gas leak.
• Trouble with the cabinet thermistor (black).
• Trouble with the compressor or a gas leak.
• Trouble with the cabinet thermistor (black).