Indoor Fan Motor Operation; Outdoor Fan Motor Operation - Panasonic CS-YE9MKE Service Manual

Intake temp.- setting temp.
2nd & following judgment (every 15 minutes after 1st judgment)
JUDGE CONDITION
If indoor intake temp – Remote control temp
setting ≥ +3
If -2 ≤ indoor intake temp. – Remote control
Temp. setting < +3
If indoor intake temp. – Remote control
temp. setting < -2
Intake temp.- setting temp.

12.2 Indoor Fan Motor Operation

Basic Rotation Speed
i. Manual Fan speed
Fan motor's number of rotation is determined according to remote control setting.
Remote control
Model
Tab
COOLING(rpm)
CS-YE9MKE
HEATING(rpm)
COOLING(rpm)
CS-YE12MKE
HEATING(rpm)
COOLING(rpm)
CS-YE18MKE
HEATING(rpm)
ii. Auto Fan Speed (Cooling, Soft Dry Mode)
According to room temperature and setting temperature, indoor fan speed is determined automatically.
The indoor fan will operate according to pattern below.
Fan speed
A
Higher
Medium
Lower
B. Feedback control
• Immediately after the fan motor started, feedback control is performed once every second.
• During fan motor on, if fan motor feedback 2550 rpm or < 50 rpm continue for 10 seconds, then fan motor error
counter increases, fan motor then stops and restarts. If the fan motor counter becomes 7 times, then H19 - fan motor
error is detected. Operation stops and cannot on back.

12.3 Outdoor Fan Motor Operation

Outdoor fan motor is operated with one fan speed only. It starts when compressor starts operation and it stops 30
seconds after compressor stops operation.
-6 -5 -4 -3 -2 -1 0
HEAT
-6 -5 -4 -3
O
Hi
1070
1070
1170
1200
1250
1350
b c d
HEAT DRY
REFERANCE MODE
Cool mode if previously
Heat mode
Dry mode if previously is Dry mode
Maintain current mode
Heat mode
MAINTAIN
CURRENT MODE
-2 -1 0
O O O
Me+ Me Me-
980 900 820
990 910 830
1070 990 910
1110 1050 990
1110 1010 910
1140 1040 940
e f g
30
COOL
1 2 3 4
is Cool /
COOL/DRY
1 2 3 4 5 6
O
Lo
740
750
830
930
810
840
h a b
5 6
QUIET
QLo
610
640
610
700
750
750