Panasonic CU-3KE19NBU CU-4KE24NBU CU-4KE31NBU Outdoor Unit Service Manual


Accurate, clear and concise text, combined with detailed illustrations, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your Air Conditioner.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your appliance.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

SAFETY PRECAUTIONS
APPLICABLE INDOOR UNITS

1. OPERATING RANGE

2. SPECIFICATIONS
2-1. Unit Specifications
2-2. Major Component Specifications
2-3. Other Component Specifications

3. DIMENSIONAL DATA

4. REFRIGERANT FLOW DIAGRAM
4-1. Refrigerant Flow Diagram

5. PERFORMANCE DATA
5-1. Temperature Charts
5-2. Cooling Capacity
5-3. Cooling Capacity (Low Ambient)
5-4. Heating Capacity

6. ELECTRICAL DATA
6-1. Electric Wiring Diagrams

7. FUNCTIONS
7-1. Explanation of Functions
7-2. Protective Functions

8. TROUBLESHOOTING (BEFORE CALLING FOR SERVICE)
8-1. Precautions before Performing Inspection or Repair
8-2. Trouble Diagnosis by Error Monitop Lamps
8-3. Checking the Outdoor System
8-4. Trouble Diagnosis of Each Part
8-5. Trouble Diagnosis of Fan Motor

9. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT
9-1. Characteristics of New Refrigerant R410A
9-2. Checklist before Servicing
9-3. Tools Specifically for R410A
9-4. Tubing Installation Procedures
9-5. In Case of Compressor Malfunction
9-6. In Case Refrigerant is Leaking
9-7. Charging Additional Refrigerant
9-8. Retro-Fitting Existing Systems

APPENDIX A INSTALLATION INSTRUCTIONS