Panasonic CS-KS18NKU, CU-KS18NKU Installation Instructions Split System Air Conditioner, Contents

INSTALLATION INSTRUCTIONS Split System Air Conditioner

This air conditioner uses the refrigerant R410A.

NOTE External diameter of service port R410A: 5/16"

Model Combinations

Combine indoor and outdoor units only as listed below.

Model No.
Indoor Unit	Outdoor Unit
CS-KS18NKU	CU-KS18NKU
	CU-KS18NKUA
CS-KS24NKU	CU-KS24NKU
	CU-KS24NKUA

Power Source:

60 Hz, single-phase, 230/208 V

85264190576000 2011

Contents

			Page
IMPORTANT!
Please Read Before Starting			2
1.	GENERAL		4
	1-1.	Tools Required for Installation (not supplied)
	1-2.	Accessories Supplied with Unit
	1-3.	Optional Copper Tubing Kit
	1-4.	Type of Copper Tube and Insulation Material
	1-5.	Additional Materials Required for Installation
2.	INSTALLATION SITE SELECTION		5
	2-1.	Indoor Unit
	2-2.	Outdoor Unit
	2-3.	Baffle Plate for the Outdoor Unit
3. HOW TO INSTALL THE INDOOR UNIT			10
	3-1.	Remove the Rear Panel from the Unit
	3-2.	Make a Hole
	3-3.	Install the Rear Panel on the Wall
	3-4.	Remove the Grille to Install the Indoor Unit
	3-5.	Shape the Indoor Side Tubing
	3-6.	Wiring Instructions
	3-7.	Recommended Wire Length and Diameter
	3-8.	Wiring Instructions for Inter-unit Connections
	3-9.	Mounting
	3-10.	Drain Hose
4. HOW TO INSTALL THE OUTDOOR UNIT			20
	4-1.	Wiring Instructions for the Outdoor Unit
5.	REFRIGERANT TUBING		21
	5-1.	Use of the Flaring Method
	5-2.	Flaring Procedure with a Flare Tool
	5-3.	Caution before Connecting Tubes Tightly
	5-4.	Connecting Tubing between Indoor and
		Outdoor Units
	5-5.	Insulation of Refrigerant Tubing
	5-6.	Taping the Tubes
	5-7.	Finishing the Installation
6.	AIR PURGING		23

Air Purging with a Vacuum Pump (for Test Run)

Basic Functions of the Service Valves

Pump Down

Service Valve Connections

7.REMOTE CONTROLLER INSTALLATION

POSITION		27
7-1.	Mounting on a Wall
8. ADDRESS SWITCH		28
8-1.	Address Setting of the Remote Controller

CV6233187204