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Panasonic U-18ME2E8 User Manual

Panasonic U-18ME2E8
207 pages
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85464849353000
REFERENCE NO.SM830253-00
Outdoor Unit
Model No.
SERVICE MANUAL & TEST RUN SERVICE MANUAL
Order No. SBPAC1607005CE
SM830214-042WAYSYSTEM.indb1 2014/08/2617:18:12
SM830244-01_2WAY_7-Series.indb 1 15/12/22 10:16:52
8 HP 10 HP 16 HP12 HP 14 HP
Rated Capacity
ME2
Type Outdoor Unit Type
2WAY System U-8ME2E8 U-10ME2E8 U-12ME2E8 U-14ME2E8
U-16ME2E8
18 HP
U-18ME2E8
20 HP
U-20ME2E8
SM830253-00_欧州2way7_SM-TRSM.indb 1 16/08/02 13:44:06

Table of Contents

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Panasonic U-18ME2E8 Specifications

General IconGeneral
Cooling Capacity5.0 kW
Energy Efficiency CoolingA++
Energy Efficiency HeatingA+
RefrigerantR32
Power Supply220-240 V, 50 Hz
Air Flow (Indoor)10.2 m³/min

Summary

CONTROL FUNCTIONS - Outdoor Unit

Compressor Control

Details on compressors mounted in outdoor units, selection rules, operating frequency, and protection.

Oil Control

Defrost Control

Demand Control

Backup Operation

CONTROL FUNCTIONS - Indoor Unit

Room Temperature Control

Explanation of room temperature sensing and thermostat operation.

OUTDOOR UNIT REPAIR PROCEDURES

Removing Panels

Procedure for removing front panels and covers for maintenance access.

Discharging Compressor Oil

Recovering Refrigerant

Checking for Leakage After Repair

Evacuating System

Charging Compressor Oil

Pumping Out Refrigerant from Outdoor Unit

Compressor

OUTDOOR UNIT MAINTENANCE REMOTE CONTROLLER

REMOTE CONTROLLER FUNCTIONS

Simple Settings Function

Procedure for performing simple settings on the remote controller.

Detailed Settings Function

Procedure for performing detailed settings via the remote controller.

Remote Controller Servicing Functions

List of functions for test runs and inspections via the remote controller.

TROUBLE DIAGNOSIS

Contents of Remote Controller Switch Alarm Display

List of possible causes of malfunction indicated by remote controller alarms.

2WAY Alarm Codes

List of alarm codes, their meanings, and corresponding pages.

Symptom: Thermostat in OFF continues or cycles OFF & ON too frequently

Troubleshooting guide for thermostat cycling issues.

TEST RUN

Preparing for Test Run

Pre-operation checks before starting the air conditioner for a test run.

Test Run Procedure

Step-by-step procedure for conducting a test run of the system.

Auto Address Setting

Procedure for setting system addresses for indoor and outdoor units.

Remote Controller Test Run Settings

Settings for test run operations using remote controllers (CZ-RTC5A and CZ-RTC4).

Self-Diagnosis Function Table and Contents of Alarm Display

Table of alarm displays, contents, and causes for self-diagnosis.

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