Sanyo MCO-19M Service Manual page 22

(15) Err11, Err12: CO2 sensor is abnormal
When a CO2 sensor Vref voltage or CO2 sensor Vgas voltage is abnormal, the following
message will be displayed.
"Err11: CO2 Sensor Vref Abnormal"
"Err12: CO2 Sensor Vgas Abnormal"
Buzzer will sound intermittently and remote alarm will be active.
(16) Err13: Main heater is abnormal
When a main heater is disconnected or main heater SSR is short circuited, the following
message will be displayed.
"Err13: Main Heater Abnormal"
Buzzer will sound intermittently and remote alarm will be active.
(17) Err14: Bottom heater is abnormal
When a bottom heater is disconnected or bottom heater SSR is short circuited, the following
message will be displayed.
"Err14: Humidity Heater Abnormal"
Buzzer will sound intermittently and remote alarm will be active.
(18) Err15: Door heater is abnormal
When a door heater is disconnected or door heater SSR is short circuited, the following message
will be displayed.
"Err15: Door heater Abnormal"
Buzzer will sound intermittently and remote alarm will be active.
(19) Err16: CO2 sensor Box heater is abnormal
When a CO2 sensor Box heater is disconnected or CO2 sensor Box heater SSR is short
circuited, the following message will be displayed.
"Err16: CO2S Box Heater Abnormal"
Buzzer will sound intermittently and remote alarm will be active.
(20) Err:17: SSR for main heater, bottom heater, door heater or CO2 sensor box heater is
disconnected
When a SSR for main heater, bottom heater, door heater and CO2 sensor box heater is
disconnected, the following message will be displayed.
"Err17: Heater SSR Open"
Buzzer will sound intermittently and remote alarm will be active.
(21) Err18: UV lamp failure
When a UV lamp burns out or UV lamp circuit is abnormal, the following message will be
displayed.
"Err18: UV Lamp Abnormal"
Buzzer will sound intermittently and remote alarm will be active.
Note) UV lamp is optional components (MCO-19UVS) for MCO-19M.
(22) Notice of UV lamp life
When UV lamp accumulation time expires approx. 1000 hours, the following message will be
displayed.
"Warning: UV Life"
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