Contents
TECHNICAL & SERVICE MANUAL
CONTENTS
No. OC276 REVISED EDITION-A
1. FEATURES ·······················
4. INSTALLATION FAST AND EASILY ADAPTABLE
FEATURES
2. LCD WIRELESS REMOTE CONTROLLER
Models
OPERATION MODE display
Wireless remote controller
PART NAMES AND FUNCTIONS
MODE SELECT button
INDOOR UNIT MODELS
SPECIFICATIONS
MODELS PKH18FL, PKH24FL, PKH30FL, PKH36FL
PKH18FL
1 COOLING CAPACITY
DATA
MODELS PKH18FL, PKH24FL, PKH30FL, PKH36FL 1. PERFORMANCE DATA
2 HEATING CAPACITY
Auxiliary heater
PKH24FL
2. PERFORMANCE CURVE
PKH18FL
COOLING CAPACITY
HEATING CAPACITY
PKH36FL
COOLING CAPACITY
COOLING CAPACITY
3. CONDENSING PRESSURE AND SUCTION PRESSURE
PKH18FL COOLING MODE
HEATING MODE
pressure
PKH24FL COOLING MODE
HEATING MODE
pressure
PKH30FL COOLING MODE
HEATING MODE
pressureCondensing
PKH36FL COOLING MODE
HEATING MODE
pressureSuction
4. STANDARD OPERATION DATA
Comp.shell bottom temperature
7. ADDITIONAL REFRIGERANT CHARGE R22oz
5. OPERATING RANGE
6. OUTLET AIR SPEED AND COVERAGE RANGE
1 POWER SUPPLY
PKH36FL
6. NOISE CRITERION CURVES
PKH30FL
PKH18FL
Unit inch
5 OUTLINES
PKH24FL
inch
PKH36FL
PKH30FL
PKH18FL PKH24FL PKH30FL PKH36FL
REFRIGERANT SYSTEM DIAGRAM
Remote controller WIRELESS REMOTE CONTROLLER
Unit inch
WIRING DIAGRAM
MODELS PKH18FL, PKH24FL, PKH30FL, PKH36FL WIRING DIAGRAM
OPERATION FLOW-CHART
MAIN OPERATION
COOLING OPERATION
DRY OPERATION
To Set temperature
HEATING OPERATION
iiiWhen thermostat is OFF
INPUT to remote controller
MICROPROCESSOR CONTROL
1.OUTLINE OF MICROPROCESSOR CONTROL
Remote controller board
How to operate
2. INDOOR UNIT CONTROL
COOL operation time chart
2-1 COOL operation
Coil frost protection
1 Compressor control
Start condition
Termination conditions
3 Auto vane control
4 Detecting abnormalities in the outdoor unit
2-2 DRY operation
DRY operation time chart
How to operate
Fan control in DRY operation
1 Compressor control
2 Indoor fan control
3 Auto vane control
DEFROST
HEAT operation time chart
How to operate
STANDBY
Overheat protection
1 Compressor control
Start condition
Termination conditions
7 Defrosting operation
6 Indoor coil temperature abnormality detection
5 Detecting abnormalities in the outdoor unit
2 Mode change
How to operate
1 Initial mode
3 Temperature range
1 COOL/DRY operation
How to operate
2-5 Auto vane control
Auto return
How to operate
2-6 TIMER operation
Timer function
It is not possible to run the in FAN, DRY or AUTO mode
Before emergency operation
How to operate
2-8 Emergency operation
~3436F
2-9 Dip switch and jumper connector functions
2-9-1 On remote controller board 1. On indoor controller board
2-10 INDOOR FAN CONTROL
2-11 Wireless remote controller pair number setting operation
Model No
Self-check
10 TROUBLESHOOTING
1. Self-diagnostic function
2. OTHER TROUBLES AND CAUSES
Auto vanes do not work
3-2 Phenomenon due to wrong wiring between indoor and outdoor units
3. WRONG WIRING ON SITE
3-1 Between remote controller and indoor unit
4. HOW TO CHECK THE PARTS
Refer to the thermistor
PHOTOS&ILLUSTRATION
DISASSEMBLY PROCEDURE
OPERATING PROCEDURE
Indoor unit PKH24FL
Photo
OPERATING PROCEDURE
PHOTOS&ILLUSTRATION
Photo
Photo
PHOTOS
OPERATING PROCEDURE
Photo
Wiring
12 PARTS LIST
ELECTRICAL PARTS
Specifications
Diagram
Wiring
Specifications
Symbol
Specifications
STRUCTURAL PARTS PKH18FL10 PKH24FL PKH30FL PKH36FL
Wiring
Diagram
Page
New publication, effective Nov
Distributed in Nov. 2003 No.OC276 REVISED EDITON-A PDF
Distributed in Dec. 2001 No.OC276
Specifications are subject to change without notice
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