Sharp AH-N45DP2 User Manual

1
AH-N45DP2
AU-N45DP2
AH-N56DP2
AU-N56DP2
INDOOR UNIT
AH-N45DP2
AH-N56DP2
OUTDOOR UNIT
MODELS
SERVICE MANUAL
S3314AHN56DP2
SHARP CORPORATION
In the interests of user-safety (Required by safety regulations in some
countries) the set should be restored to its original condition and only
parts identical to those specified should be used.
SPLIT SYSTEM
ROOM AIR CONDITIONERS
AU-N45DP2
AU-N56DP2
TABLE OF CONTENTS
Page
SPECIFICATIONS .............................................................................................................................................2
EXTERNAL DIMENSIONS ...............................................................................................................................3
WIRING DIAGRAMS.........................................................................................................................................4
ELECTRICAL PARTS ....................................................................................................................................... 5
MICROCOMPUTER CONTROL SYSTEM .......................................................................................................6
FUNCTIONS ...................................................................................................................................................10
TROUBLESHOOTING GUIDE OF CONTROL CIRCUIT ................................................................................16
REFRIGERATION CYCLE ..............................................................................................................................20
PERFORMANCE CURVES ............................................................................................................................21
REFRIGERANT PIPE INSTALLATION WORKS .............................................................................................21
DISASSEMBLING PROCEDURE ................................................................................................................... 22
REPLACEMENT PARTS LIST ........................................................................................................................31

Sharp AH-N45DP2 Specifications

General

Cooling Capacity	4.5 kW
Heating Capacity	5.0 kW
Power Supply	220-240V, 50Hz
Outdoor Unit Weight	32 kg
Type	Split System
Outdoor Unit Dimensions (W x H x D)	780 x 540 mm