Hokkaido HCNL 531 X2R User Manual

-1-
Domestic
Air conditioner
CAUTION
 READ THIS MANUAL
CAREFULLY TO
DIAGNOSE TROUBLE
CORRECTLY BEFORE
OFFERING SERVICE.
 THIS MANUAL IS USED
BY QUALIFIED
APPLIANCE
TECHNICIANS ONLY.
 HOKKAIDO DOES NOT
ASSUME ANY
RESPONSIBILITY FOR
PROPERTY DAMAGE
OR PERSONAL INJURY
FOR IMPROPER
SERVICE
PROCEDURES DONE
BY ONE UNQUALIFIED
PERSON.
HCNL 531 X2R
HKEL 201 X3R
HKEL 261 X3R
HKEL 351 X3R

Hokkaido HCNL 531 X2R Specifications

General

Brand	Hokkaido
Model	HCNL 531 X2R
Category	Air Conditioner
Language	English

Summary

Electrical Control

Indoor Unit Operation Modes

Details on automatic, cooling, demoisture, and heating modes for the indoor unit.

System Protection and Malfunctions

Covers load protection, abnormal operations, malfunction codes, and confirmation methods.

Trouble shooting

Indoor Unit Faults and Diagnostics

Troubleshooting for indoor unit error codes (E1, E2, E4, E14) and EEPROM faults.

Outdoor Unit Faults and Diagnostics

Lists outdoor unit faults including IPM, sensors, and LED flash codes.

Performance curves diagram

Cooling capacity-temperature curves

Compressor performance curves

Installation

Indoor Unit Installation Procedures

Step-by-step guide for installing the indoor unit, including mounting and wiring.

Outdoor Unit Installation Procedures

Procedures for installing the outdoor unit, pipe connection, and gas purging.