TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, AIR CONDITIONERS
CONTENTS
1. FEATURES ···········································2
2. SPECIFICATIONS·································5
3. DATA·····················································6
4. OUTLINES AND DIMENSIONS··········13
5.
REFRIGERANT SYSTEM DIAGRAM
······21
6. WIRING DIAGRAM·····························22
7. OPERATION FLOW-CHART··············26
8. MICROPROCESSOR CONTROL·······29
9. TROUBLESHOOTING························40
10. SYSTEM CONTROL···························48
11. DISASSEMBLY INSTRUCTIONS·······53
12. PARTS LIST········································60
13. OPTIONAL PARTS·····························74
<Indoor unit> <Outdoor unit>
Models
Indoor unit
Wall Mounted
Series PK
MITSUBISHI ELECTRIC
ON
DRY
COOL
FAN
CHECK
SET TEMP
TIMER OFF
AUTO STOP
AUTO START
F
HR
F
LOW HIGH
AUTO RETURN
CHECK TEST RUN
POWER
ON/OFF
MODE SELECT
SET
TEMPERATURE
FAN COOL/DRY
COOLERWARMER
TIMER MODE HOURS
FAN SPEED LOW/HIOGH
AIR
DISCHARGE
UP/DOWN
SWING
STOP
CHECK TEST RUN
•CENTRALLY CONTROLLED•
REMOTE CONTROLLER
The Slim Line.
From Mitsubishi Electric.
PK12FK / PU12EK
PK18FK / PU18EK 1
PK24FK / PU24EK 1
PK30FK / PU30EK 1
PK36FK / PU36EK 1
No. OC121
OC121--1.qxp 24/6/97 2:11 AM Page 1