Unico i Series User Manual

OPERATING LIMITS .............................................................................................................................................................. 1
ALLOWED MATCHUPS ......................................................................................................................................................... 1
LINESET SIZES ...................................................................................................................................................................... 2
INDOOR UNIT LOCATION DESIGN LIMITS ........................................................................................................................... 2
MAXIMUM ALLOWABLE LINESET LENGTHS ........................................................................................................................ 3
FACTORY REFRIGERANT CHARGE ........................................................................................................................................ 3
ADDING REFRIGERANT ........................................................................................................................................................ 3
OUTDOOR UNIT DIMENSIONS ............................................................................................................................................ 4
TOOLS & MATERIALS REQUIRED FOR INSTALLATION ......................................................................................................... 6
POWER SUPPLY ................................................................................................................................................................... 7
OUTDOOR UNIT INSTALLATION .......................................................................................................................................... 8
PUMP DOWN PROCEDURE ............................................................................................................................................... 12
SERVICE VALVE INSTRUCTIONS ......................................................................................................................................... 13
REFRIGERANT LINESET CONNECTIONS ............................................................................................................................. 14
SYSTEM WIRING DIAGRAMS ............................................................................................................................................. 22
AIR HANDLER(SDHV) INSTALLATION & CONTROL BOX WIRING ....................................................................................... 26
iSERIES HEATING OPTIONS ................................................................................................................................................ 29
INDOOR UNIT & REMOTE CONTROL SWITCH SETTINGS .................................................................................................. 34
SPECIAL FUNCTIONS MENU .............................................................................................................................................. 37
INDEPENDENT FAN-COIL OPERATION............................................................................................................................... 41
SDHV UNIT CIRCUIT BOARDS & WIRING DIAGRAMS ........................................................................................................ 42
OUTDOOR UNIT CIRCUIT BOARDS & WIRING DIAGRAMS ................................................................................................ 45
SPARE PARTS ..................................................................................................................................................................... 52
TROUBLESHOOTING .......................................................................................................................................................... 60
LED CODES......................................................................................................................................................................... 61

Unico i Series Specifications

General

Brand	Unico
Model	i Series
Category	Heat Pump
Language	English