Ballu KFR-33GWE User Manual

SERVICE
MANUAL
SPLIT TYPE AIR CONDITIONER
CONTENTS
1.PART NAMES AND FUNCTIONS...........
2.SPECIFICATION...................................
3.OUTLINES AND DIMENSIONS..............
4.WIRING DIAGRAM ...............................
5.REFRIGERANT SYSTEM DIAGRAM ......
6.PERFORMANCE DATA .........................
7.CONTROL MODE ................................
8.TROUBLESHOOTING ...........................
9.SERVICE FLOW CHART......................
10.SENSOR PARAMETER ......................
11.DISASSEMBLY INSTRUCTIONS ..........
12.PARTS LIST ......................................
KFR - 33GWE
KFR - 2501GWE
KFR - 3301GWE
KFR - 4801GWE
KF(R)- 25GWE
KF - 5002GWE
KF - 34GWE
KFR - 3201GWE

Ballu KFR-33GWE Specifications

General

Refrigerant	R410A
Power Supply	220-240V, 50Hz
Type	Split System
Outdoor Unit Noise Level	50 dB
Operating Temperature (Cooling)	+18°C to +43°C
Operating Temperature (Heating)	-7°C to +24°C

Summary

SERVICE MANUAL

1. PART NAMES AND FUNCTIONS

2. SPECIFICATION

5. REFRIGERANT SYSTEM DIAGRAM

MAX. REFRIGERANT PIPING LENGTH

Details maximum refrigerant pipe length and sizes for different models.

MAX. HEIGHT DIFFERENCE

Illustrates maximum allowable height difference between indoor and outdoor units.

ADDITIONAL: REFRIGERANT CHARGE(R-22 : g)

Provides table for additional refrigerant charge based on pipe length.

EVACUATION PROCEDURES

Step-by-step guide for evacuating the refrigerant system.

7. CONTROL MODE

Temporary Switch

Explains unit operation and test via temporary switch.

Automatic mode

Cooling mode

Indoor Fan Speed Modes

Dehumidification mode

Heating mode

Details operation in heating mode, including cold air prevention.

Defrosting mode

Conditions and procedures for entering and operating in defrosting mode.

8. TROUBLESHOOTING

Trouble Descriptions and Codes

Lists trouble descriptions, codes, and LED indicators.

9. SERVICE FLOW CHART DIAGRAM

Service Flowchart - Basic Checks

Service Flowchart - Sensor Issues

Service Flowchart - Heat Exchanger Issues

Service Flowchart - Power Supply Issues

Service Flowchart - Fan Motor Issues

Service Flowchart - Overcurrent Issues