SM-18003
xi
- Table of Contents -
4. Maintenance ..........................................................................................................................4-1
4.1 Maintenance of Outdoor Unit ..........................................................................................................4-2
4.2 Maintenance of Indoor Unit .............................................................................................................4-3
4.2.1 Removing Air Filter and Air Inlet Grille ...................................................................................4-3
4.2.2 Removing Electrical Box Cover ..............................................................................................4-4
4.2.3 Removing Optional Decorative Panel ....................................................................................4-5
4.2.4 Removing Turbo Fan and Fan Motor .....................................................................................4-7
4.2.5 Removing Printed Circuit Board .............................................................................................4-8
4.2.6 Removing Drain Pan ..............................................................................................................4-9
4.2.7 Removing Drain-up Mechanism .............................................................................................4-10
4.2.8 Removing Float Switch ..........................................................................................................4-11
4.2.9 Removing Outlet Air Thermistor .............................................................................................4-12
4.2.10 Removing Liquid Pipe Thermistor, Gas Pipe Thermistor and Expansion Valve Coil.............4-13
4.2.11 Removing Inlet Air Thermistor ...............................................................................................4-15
4.2.12 Removing Auto Louver Motors and Louver ............................................................................4-16
4.3 Cleaning Indoor Unit Heat Exchanger .............................................................................................4-17
4.3.1 Required Tools for Cleaning (Field Supplied) .........................................................................4-17
4.3.2 Cleaning Procedure ...............................................................................................................4-18
4.4 Main Parts .......................................................................................................................................4-22
4.4.1 for Outdoor Unit ......................................................................................................................4-22
4.4.2 for Change-Over Box .............................................................................................................4-22
4.4.3 for Indoor Units .......................................................................................................................4-23
4.4.3.1 Printed Circuit Board .........................................................................................................4-23
4.4.3.2 Fan Motor ..........................................................................................................................4-23
4.4.3.3 Thermistor .........................................................................................................................4-24
4.4.3.4 Electronic Expansion Valve ...............................................................................................4-25
Содержание CICM008B21S
Страница 2: ......
Страница 10: ...viii SM 18003 ...
Страница 15: ...SM 18003 1 1 INSTALLATION 1 Installation ...
Страница 19: ...SM 18003 2 1 OPERATION 2 Operation ...
Страница 20: ...2 2 SM 18003 OPERATION 2 1 Indoor Unit Refer to the Operation Manual for Mini Cassette ...
Страница 22: ......
Страница 23: ...SM 18003 3 1 TROUBLESHOOTING 3 Troubleshooting ...
Страница 73: ...MAINTENANCE SM 18003 4 1 4 Maintenance ...
Страница 74: ...MAINTENANCE 4 2 SM 18003 4 1 Maintenance of Outdoor Unit Refer to the Service Manual for Outdoor Unit ...
Страница 99: ...SM 18003 5 1 EXTERNAL INPUT OUTPUT AND FUNCTION SETTING 5 External Input Output and Function Setting ...
Страница 138: ......
Страница 139: ...SM 18003 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
Страница 148: ...6 10 SM 18003 FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A f t 3 l b ...
Страница 149: ...SERVICE PARTS LIST SM 18003 7 1 7 Service Parts List ...
Страница 150: ...SERVICE PARTS LIST 7 2 SM 18003 Refer to the Service Parts List for Mini Cassette ...
Страница 151: ......
Страница 152: ... 2018 Johnson Controls Inc SM 18003 Code No LIT 12013034 Issued April 2018 ...