2 Indoor Unit
Ceiling Concealed Duct - Low Static Type Indoor Unit Installation Manual
TABLE OF CONTENTS
❏ Four type "A" screws
❏ Connecting cable
❏ Pipes: Gas side
Liquid side
(Refer to Product Data)
❏ Insulation materials
❏ Additional drain pipe
❏ Level gauge
❏ Screw driver
❏ Electric drill
❏ Hole core drill
❏ Flaring tool set
❏ Specified torque wrenches
(different depending on model No.)
❏ Spanner .......Half union
❏ A glass of water
❏ Screw driver
❏ Hexagonal wrench
❏ Gas-leak detector
❏ Vacuum pump
❏ Gauge manifold
❏ Owner's manual
❏ Thermometer
Safety Precautions.................3
Introduction.............................6
Installation
Selection of the best location
................................................7
Ceiling opening dimension
and hanging bolt location ......8
Indoor Unit Installation...........9
Wiring Connection .................9
Part name and functions .....10
Checking the Drainage........11
Installation of Wired
Remote Controller ...............15
Optional Operation of
Wired Remote Controller ....17
How to Set E.S.P? ................18
Installation Requirements
Required Parts Required Tools