Panasonic WH-MHF09G3E5 WH-MHF12G6E5 Mono Bloc Unit Service Manual and Parts List 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 Service Manual and Parts List Manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

1. Safety Precautions
2. Specifications
2.1 WH-MHF09G3E5
2.2 WH-MHF12G6E5
3. Features

4. Location of Controls and Components
4.1 Mono Bloc Unit

5. Dimensions
5.1 Mono Bloc Unit

6. Refrigeration and Water Cycle Diagram
7. Block Diagram
7.1 WH-MHF09G3E5
7.2 WH-MHF12G6E5

8. Wiring Connection Diagram
8.1 WH-MHF09G3E5
8.2 WH-MHF12G6E5

9. Electronic Circuit Diagram
9.1 WH-MHF09G3E5
9.2 WH-MHF12G6E5

10. Printed Circuit Board
10.1 Water system
10.2 Refrigerant System

11. Installation Instruction
11.1 Select The Best Location
11.2 Mono Bloc Unit Installation
11.3 Piping Installation
11.4 Connect The Cord And Cable To Mono Bloc Unit
11.5 Checking and Test Run Procedures

12. Operation and Control
12.1 Basic Function
12.2 Water Pump
12.3 Pump Down Operation [Service Mode: 01]
12.4 Flow Switch
12.5 Mono Bloc Unit Safety
12.6 Auto Restart Control
12.7 Indication Panel
12.8 Back-Up Heater Control
12.9 Tank Booster Heater Control
12.10 Base Pan Heater Control (Optional)
12.11 Sterilization Mode
12.12 Quiet Operation
12.13 Anti Freeze Control
12.14 Solar Operation (Optional)
12.15 External Room Thermostat Control (Optional)
12.16 Three Ways Valve Control
12.17 External OFF/ON Control
12.18 Holiday Mode
12.19 Dry Concrete Function

13. Protection Control
13.1 Protection Control for All Operations
13.2 Protection Control for Heating Operation

14. Servicing Mode
14.1 Remove The Cabinet Front Plate
14.2 Test Run
14.3 Proper Pump Down Procedure
14.4 How To Adjust Water Flow Rate
14.5 Expansion Vessel Pre Pressure Checking
14.6 Dry Concrete [SERVICE MODE: 03]
14.7 EEPROM Factory Default Data Setup Procedure

15. Maintenance Guide
16. Troubleshooting Guide
16.1 Refrigeration Cycle System
16.2 Relationship Between The Condition Of The Mono Bloc Unit And Pressure And Electric Current
16.3 Breakdown Self Diagnosis Function
16.4 Error Codes Table
16.5 Self-diagnosis Method

17. Disassembly and Assembly Instructions
17.1 To Remove The Cabinet Front Plate
17.2 To Remove The Cabinet Top Plate
17.3 To Remove The Cabinet Rear Plate
17.4 To Remove Pressure Gauge
17.5 To Remove RCCB
17.6 To Remove Transformer and Electronic Controller Board
17.7 To Remove Pressure Relief Valve, Flow Switch and Air Purge Valve
17.8 To Remove Water Pump
17.9 To Remove Bottle Complete

18. Technical Data
18.1 Operation Characteristics
18.2 Heating Capacity Table

19. Exploded View and Replacement Parts List
19.1 (Refrigerant System)
19.2 (Water System)