Panasonic CU-E18CKR Service Manual page 34

2. Ionising Operation Stop Condition
When one of the following condition is satisfied, ION operation
stops.
A. Stopped by ON/OFF switch.
B. Timer OFF activates.
C. ION operation button is pressed again.
D. ION feedback signal shows error.
3. Ionizer operation status is not memorised by micon. After OFF,
when operation is "ON" again, air conditioner operates without
ionizer operation.
c. Timer during ionizer operation
Refer to case study in next page for detail.
8.1.18.1. Ionizer Problem Detection Control
i. Purpose
To inform user of ionizer problems and detection.
ii. Two types of problem detection control:
Control
ERROR
PROTECTION
(i) Actual ion: ON
(ii) ion feedback
signal: 0V
BREAKDOWN
PROTECTION
Detection Method
(i) Actual ion ON for 10s &
OFF for 30 min.
continuously for 24 times
(approx. 11 hr. 30 min.)
(ii) Within 24 counts, if
anytime CONDITION
becomes false then
count is cleared.
Protection
(i) Actual ion is permanently
OFF & ion LED is blinking.
(ii) Press remote control ion
button for
a) ON: Ion LED blink & buzzer
= beep
b) OFF: Ion LED OFF &
buzzer = beep
Recovery
(i) Press ON/OFF
button to OFF
Reset power
(ii)
Off by force
operation
(iii)