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Mitsubishi Electronics PKH30FK User Manual

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TECHNICAL & SERVICE MANUAL
SPLIT-TYPE,HEAT PUMP AIR CONDITIONERS
CONTENTS
1. FEATURES ···········································2
2. SPECIFICATIONS·································5
3. DATA ·····················································6
4. OUTLINES AND DIMENSIONS··········16
5. WIRING DIAGRAM·····························22
6. REFRIGERANT SYSTEM DIAGRAM ······25
7. OPERATION FLOW-CHART ··············26
8. MICROPROCESSOR CONTROL·······30
9. TROUBLESHOOTING ························51
10. SYSTEM CONTROL ···························59
11. DISASSEMBLY INSTRUCTIONS ·······64
12. PARTS LIST ········································71
13. OPTIONAL PARTS ·····························83
<Indoor unit>
Models
Indoor unit 
Wall Mounted
Series PKH
MITSUBISHI ELECTRIC
-CENTRALLY CONTROLLED-
  STAND BY
   DEFROST
ON
CHECK DRY
COOL
HEAT
CHECK
SET TEMP
TIMER OFF
AUTO STOP
AUTO START
F
HR
F
LOW HIGH
AUTO RETURN
CHECK TEST RUN
POWER
ON/OFF
HEAT
SET
TEMPERATURE
AUTO
COOL/DRY
COOLER
WARMER
TIMER
MODE
HOURS
FAN SPEED LOW/HIOGH
AIR
DISCHARGE
UP/DOWN SWING STOP
CHECK
TEST RUN
REMOTE CONTROLLER
The Slim Line.
From Mitsubishi Electric.
PKH18FK / PUH18EK
PKH24FK / PUH24EK
PKH30FK / PUH30EK
PKH36FK / PUH36EK
No. OC120
LIST ED
R
AIR
STANDARD 2
10
•
M
A
N
U
F
A
C
T
U
R
E
R
CE
RT
IFIED TO ARI AS
CO
M
P
LY
IN
G
W
IT
H
•
C
E
R
TIF
ICATIO
N SECT
IO
NS
O
F
EQU
IPMEN
T
AIR-C
ON
D
IT
IO
N
IN
G
U
N
IT
A
R
Y
OC120--1.qxp  24/6/97 12:20 AM  Page 1