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Panasonic CS-KE12NB41 User Manual

Panasonic CS-KE12NB41
132 pages
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TECHNICAL & SERVICE MANUAL
CS-KE12NB41 & CZ-18BT1U + CU-KE12NK1
CS-KE18NB4UW & CZ-18BT1U + CU-KE18NKU
DC INVERTER SPLIT SYSTEM AIR CONDITIONER
Indoor Unit
Outdoor Model No. Product Code No.
1 852 361 17
1 852 361 20
Outdoor Unit
CS-KE12NB41 (Body) & CZ-18BT1U (Panel)
CS-KE18NB4UW (Body) & CZ-18BT1U (Panel)
Remote Controller
Wired Remote Controller
(Option)
CU-KE12NK1
CU-KE18NKU
REFERENCE NO. SM700880
Indoor Model No.
Body (Panel)
Product Code No.
Body (Panel)
1 852 361 05 (1 852 361 15)
1 852 361 07 (1 852 361 15)
Body
Panel
CS-KE12NB41 (CZ-18BT1U)
CS-KE18NB4UW (CZ-18BT1U)
CU-KE12NK1
CU-KE18NKU

Table of Contents

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Panasonic CS-KE12NB41 Specifications

General IconGeneral
RefrigerantR32
Indoor Unit Dimensions (W x H x D)799 x 290 x 209 mm
Outdoor Unit Dimensions (W x H x D)650 x 511 x 230 mm
TypeSplit
Power Supply50 Hz

Summary

DC INVERTER SPLIT SYSTEM AIR CONDITIONER

SAFETY PRECAUTIONS

Understand safety precautions before repair work to prevent death or serious injury.

SPECIFICATIONS

Detailed technical specifications for the air conditioning units, including capacity and dimensions.

PERFORMANCE DATA

Data charts illustrating cooling and heating performance under various conditions.

ELECTRICAL DATA

Information on electrical characteristics, wiring diagrams, and ratings.

MAINTENANCE

Disassembly Procedure

Step-by-step guide for disassembling the indoor unit components for maintenance.

FUNCTIONS

Operation Functions

Description of the air conditioner's operational modes like AUTO, DRY, and HIGH POWER.

Protective Functions

Explanation of the system's built-in protective functions to prevent damage.

TROUBLESHOOTING (BEFORE CALLING FOR SERVICE)

Method of Self-Diagnostics

Procedure for using the self-diagnostics function to identify unit issues.

Checking the Indoor and Outdoor Units

Steps to check the indoor and outdoor units for proper operation.

CHECKING ELECTRICAL COMPONENTS

Measurement of Insulation Resistance

Procedure for checking electrical component insulation resistance.

Checking Continuity of Fuse on PCB Ass'y

Procedure for checking fuse continuity on the PCB assembly.

REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT

Checklist before Servicing

Pre-servicing checklist for handling R410A refrigerant and associated components.

Tools Specifically for R410A

List of specialized tools required for servicing R410A units.

In Case Refrigerant is Leaking

Steps to take when refrigerant is detected leaking from the unit.

INSTALLATION INSTRUCTIONS

IMPORTANT! Please Read Before Starting

Critical safety and preparatory information before starting installation.

INSTALLATION LOCATION

Guidelines for selecting an appropriate installation site for the indoor and outdoor units.

SAFETY INSTRUCTIONS

Essential safety guidelines to follow during installation to prevent injury or damage.

How to Install the Indoor Unit

Step-by-step instructions for installing the indoor unit, including suspension and ceiling panel.

REMOTE CONTROLLER OPERATIONS

REMOTE CONTROLLER (DISPLAY)

Symbols and indicators shown on the remote controller's display.

OPERATION WITH THE REMOTE CONTROLLER

How to operate the air conditioner using the remote controller modes.

SETTING THE TIMER

Instructions for setting ON, OFF, and repeat timers using the remote controller.

How to Test Run the Air Conditioner

Steps to perform a test run of the air conditioner after installation.

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