CS-MA70KE, CS-MA90KE, CS-MA120KE, CU-MA180KE, CU-MA190KE, CU-MA240KE - Panasonic Air Conditioner Service Manual (repair manual)

cs-ma70ke, cs-ma90ke, cs-ma120ke, cu-ma180ke, cu-ma190ke, cu-ma240ke service manual
Model
CS-MA70KE CS-MA90KE CS-MA120KE CU-MA180KE CU-MA190KE CU-MA240KE
Pages
56
Size
1.37 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / SPLIT TYPE
File
cs-ma70ke-cs-ma90ke-cs-ma120ke-cu-ma180ke-cu-ma190.pdf
Date

Read Panasonic CS-MA70KE / CS-MA90KE / CS-MA120KE / CU-MA180KE / CU-MA190KE / CU-MA240KE Service Manual online

Service Manual
Multi-Split Air Conditioners
Contents
Features .......................................................... 1
Functions ................................................... 2 – 4
Product Specifications ............................. 5 – 10
Dimensions ............................................ 11 – 12
Refrigeration Cycle Diagram ......................... 13
Block Diagram ............................................... 14
Wiring Diagram ...................................... 15 – 16
Operation Details ................................... 17 – 27
Installation Information .......................... 28 – 29
2-way, 3-way Valves .............................. 30 – 36
Servicing Information ............................. 37 – 40
Troubleshooting Guide .......................... 41 – 42
Technical Data ....................................... 43 – 46
Exploded View ............................. 47, 49, 51, 53
Replacement Parts List ............... 48, 50, 52, 54
Electronic Parts List ....................................... 55
ORDER NO. MAC9611042C2
CS-MA90KE / CU-MA180KE
CS-MA120KE / CU-MA240KE
CS-MA70KE / CU-MA190KE
CS-MA120KE
 
1996 Matsushita Industrial Corp. Sdn. Bhd.
Untitled-1
6/30/00, 7:44 AM
1
– 1 –
CS-A90KE
CS-MA90KE
MAC9509078C2
PRECAUTION OF LOW TEMPERATURE
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigeration circuit.
• High Efficiency
• Compact Design
• Comfort Improvement
– Wider range of horizontal discharge air
– Longer hours of sleep mode operation
• Auto Restart
– Auto restart operation after power failure
• Removable and Washable
Front Panel
• Installation Work Improvement
– Long piping up to 15 m
• Quality Improvement
– Low voltage protection
– Gas leakage protection
– Prevent compressor reverse cycle
– 2-stage OLP to protect compressor
(CS-MA90KE / CS-MA120KE)
• Service Improvement
– Easy fan motor replacement procedure
Features
!
WARNING
This service information is designed for experienced  repair technicians only and is not designed for use by the general public. It does not contain
warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity
should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with
in this service information by anyone else could result in serious injury or death.
!
Untitled-4
6/30/00, 7:51 AM
1
– 2  –
MAC9509078C2
CS-MA90KE
Remote Control
Functions
Operation OFF / ON
OFF / ON 
L
Room Temperature Setting
TEMP.
• Temperature Setting (16˚C to 30˚C)
• Automatic Operation
/
 n
2˚C lower than standard
 
 n
Standard
-
 o
2˚C higher than standard
Operation Mode Selection
AUTO
Automatic Operation Mode
HEAT
Heating Operation Mode
COOL
Cooling Operation Mode
DRY
Soft Dry Operation Mode
MODE
TIME
Time / Timer Setting
• Hours and minutes setting.
Clock Setting
• Current time setting.
Sleep Mode Operation OFF / ON
SLEEP
Indoor Fan Speed Selection
FAN SPEED
h j k
Low Speed
l
h j k
Medium Speed
lll
h j k
High Speed
lllll
AUTOFAN
Automatic Fan Speed
SWING
Automatic Airflow Direction
Control
MANUAL
Airflow Direction Manual Control
Airflow Direction Control
• 24-hour, OFF / ON Real Timer Setting.
ON-TIMER
OFF-TIMER
Timer Operation Selection
SET
CANCEL
Timer Operation Set / Cancel
• ON Timer and OFF Timer setting and
cancellation.
CLOCK
(
q
)
SWING /
MANUAL
Untitled-4
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2
– 3 –
CS-A90KE
CS-MA90KE
MAC9509078C2
Indoor Unit
Functions
Power Switch OFF / ON
POWER 
L
Auto Operation Switch
• Used when the remote control cannot be
used.
Remote Control Signal Receiving
Sound Control
• It can be controlled by pressing Auto
Operation Switch for 10 seconds.
AUTO
OFF / ON
Operation Test Running / Pump
Down Switch
TEST RUN
OFF / ON
Operation Indication Lamps (LED)
POWER
 (Red)......
Lights up in operation,
blinks in Automatic
Operation Mode judging
and Hot Start operation
SLEEP
 (Orange).....
Lights up in Sleep
Mode Operation
TIMER
 (Orange).....
Lights up in Timer
Setting
• Used when test running or servicing.
Operation Mode
• Heating, Cooling, Soft Dry and Automatic
Mode.
Time Delay Safety Control
• Restarting is inhibited for appro. 3 or 4
minutes.
7 Minutes Time Save Control
• Cooling Operation only.
Auto Restart Control
• Operation is restarted after power failure
at previous setting mode.
Anti-Freezing Control
• Anti-Freezing control for indoor heat
exchanger. (Cooling and Soft Dry)
Sleep Mode Auto Control
• The operation starts at SLo speed and
stops after 8 hours.
Indoor Fan Speed Control
• High, Medium and Low.
• Automatic Fan Speed Mode
– Heating : Fan speed varies from Me
→ 
SLo in accordance with
indoor heat exchanger.
– Cooling : Fan rotates at Hi and Me
speed. Deodorizing control is
available.
– Soft Dry : Fan rotates at SLo speed.
Deodorizing control is
available.
Airflow Direction Control
• Automatic air swing and manual adjusted
by remote control for vertical airflow.
• Manually adjusted by hand for horizontal
airflow.
Hot-Start Control
• The indoor fan stops until the indoor heat
exchanger temperature over 30°C.
• The indoor fan operates at SLo and Lo
when indoor heat exchanger temperature
reaches 30°C ~ 41°C.
• Hot Start is completed when indoor heat
exchanger reaches 41°C.
Untitled-4
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Download Panasonic CS-MA70KE / CS-MA90KE / CS-MA120KE / CU-MA180KE / CU-MA190KE / CU-MA240KE Service Manual (Repair Manual)

Here you can read online and download Panasonic CS-MA70KE / CS-MA90KE / CS-MA120KE / CU-MA180KE / CU-MA190KE / CU-MA240KE Service Manual in PDF. CS-MA70KE / CS-MA90KE / CS-MA120KE / CU-MA180KE / CU-MA190KE / CU-MA240KE service manual will guide through the process and help you recover, restore, fix, disassemble and repair Panasonic CS-MA70KE / CS-MA90KE / CS-MA120KE / CU-MA180KE / CU-MA190KE / CU-MA240KE Air Conditioner. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.