Panasonic CU-PS12NKH User Manual

© Panasonic HA Air-Conditioning (M) Sdn. Bhd. 2011.
Unauthorized copying and distribution is a violation of law.
Order No: PHAAM1111019C3
Indoor Unit Outdoor Unit
CS-PS9NKH
CS-PS12NKH
CS-PS18NKH
CS-PS24NKH
CU-PS9NKH
CU-PS12NKH
CU-PS18NKH
CU-PS24NKH
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the products dealt with in this service information by anyone else could result in serious injury or death.
PRECAUTION OF LOW TEMPERATURE
In order to avoid frostbit, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.

Panasonic CU-PS12NKH Specifications

General

Brand	Panasonic
Model	CU-PS12NKH
Category	Air Conditioner
Language	English

Summary

Safety Precautions

Location of Controls and Components

Indoor Unit Location

Details the location of controls and components within the indoor unit.

Outdoor Unit Location

Details the location of controls and components within the outdoor unit.

Remote Control Location

Details the location of controls and components on the remote control.

Dimensions

Indoor Unit Dimensions

Outdoor Unit Dimensions

Wiring Connection Diagram

Indoor Unit Wiring Diagram

Outdoor Unit Wiring Diagram

Electronic Circuit Diagram

Indoor Unit Electronic Circuit

Outdoor Unit Electronic Circuit

Installation Instruction

Best Location Selection

Guidance on selecting the optimal location for unit installation.

Installation Diagram

Indoor Unit

Fixing the Installation Plate

Instructions on how to securely mount the indoor unit's installation plate.

Wall Hole and Piping Sleeve Installation

Indoor Unit Installation

Connect the Cable to the Indoor Unit

Wire Stripping And Connecting Requirement

Outdoor Unit

Outdoor Unit Installation

Steps for installing the outdoor unit, including fixing and fastening.

Piping Connection

Instructions for connecting the piping to the indoor and outdoor units.

Evacuation of the Equipment

Connect the cable to the Outdoor Unit

Piping Insulation

Piping Cutting and Flaring

Operation Control

Basic Operation Functions

Protection Control

Restart Control

Explains the 3-minute delay for compressor restart after operation stops.

Forced Operation

Running Current Control

IPM Prevention Control

Low Pressure Prevention

Compressor Temp. Rise Protection

Outdoor Air Temp. Control

Cooling Overload Control

Freeze Prevention Control 1

Freeze Prevention Control 2

Servicing Mode

Auto Off/On Button Operation

Remote Control Button

Troubleshooting Guide

Refrigeration Cycle Diagnosis

Diagnosing malfunctions by inspecting the refrigeration cycle.

Breakdown Self Diagnosis Function

Self Diagnosis Function

Explains the alphanumeric code system for error detection.

Performing Diagnosis

Step-by-step guide to initiate and read error codes via remote control.

Display Memorized Errors

Clear Memorized Error Codes

Error Code Table

Troubleshooting Flowchart

Troubleshooting H11

Flowchart for diagnosing indoor/outdoor abnormal communication errors.

Troubleshooting H12

Troubleshooting H14

Troubleshooting H15

Troubleshooting H16

Troubleshooting H19

Troubleshooting H23

Troubleshooting H27

Troubleshooting H28

Troubleshooting H33

Troubleshooting H98

Troubleshooting H99

Troubleshooting F11

Troubleshooting F91

Troubleshooting F93

Troubleshooting F95

Troubleshooting F96

Troubleshooting F97

Troubleshooting F98

Troubleshooting F99

Disassembly and Assembly Instructions

Indoor Unit Component Removal

Procedure for removing indoor unit electronic controllers, fans, and motors.

Discharge Grille Removal

Control Board Removal

Fan and Motor Removal

CS-PS24NKH Disassembly

CS-PS24NKH Indoor Unit Component Removal

Procedure for removing indoor unit components for CS-PS24NKH.

Exploded View and Replacement Parts List

Indoor Unit Exploded View