Справочник Пользователя для Mitsubishi Electronics P500YMF-C

1

PRECAUTIONS FOR DEVICES THAT USE R407C REFRIGERANT .....

3

[1] Storage of Piping Material ................................................................. 4
[2] Piping Machining ............................................................................... 5
[3] Brazing .............................................................................................. 6
[4] Airtightness Test ................................................................................ 7
[5] Vacuuming ........................................................................................ 7
[6] Charging of Refrigerant ..................................................................... 8
[7] Dryer ................................................................................................. 8

2

COMPONENT OF EQUIPMENT .............................................................

9

[1] Appearance of Components ............................................................. 9
[2] Refrigerant Circuit Diagram and Thermal Sensor ........................... 17
[3] Electrical Wiring Diagram ................................................................ 20
[4] Standard Operation Data ................................................................ 24
[5] Function of Dip SW and Rotary SW ................................................ 26

3

TEST RUN .............................................................................................

29

[1] Before Test Run ............................................................................... 29
[2] Test Run Method ............................................................................. 33

4

GROUPING REGISTRATION OF INDOOR UNITS WITH M-NET
REMOTE CONTROLLER ......................................................................

34

5

CONTROL ..............................................................................................

40

[1] Control of Outdoor Unit ................................................................... 40
[2] Control of BC Controller .................................................................. 49
[3] Operation Flow Chart ...................................................................... 50
[4] List of Major Component Functions ................................................ 56
[5] Resistance of Temperature Sensor ................................................. 59

6

REFRIGERANT AMOUNT ADJUSTMENT ............................................

60

[1] Operating Characteristics and Refrigerant Amount ........................ 60
[2] Adjustment and Judgement of Refrigerant Amount ........................ 60
[3] Refrigerant Volume Adjustment Mode Operation ............................ 62

7

TROUBLESHOOTING ...........................................................................

66

[1] Principal Parts ................................................................................. 66
[2] BC Controller Disassembly Procedure ............................................ 99
[3] Self-diagnosis and Countermeasures Depending on the Check

Code Displayed ............................................................................. 104

[4] LED Monitor Display ..................................................................... 121

8

PREPARATION, REPAIRS AND REFRIGERANT REFILLING WHEN
REPAIRING LEAKS .............................................................................

141

[1] Location of leaks: Extension piping or indoor units (when cooling) ... 141
[2] Location of leaks: Outdoor unit (Cooling mode) ............................ 142
[3] Location of leaks: Extension piping or indoor units (Heating mode) .. 142
[4] Location of leaks: Outdoor unit (when heating) ............................. 143

9

CHECK THE COMPOSITION OF THE REFRIGERANT
(PURY-P200·250YMF-C only) .................................................................

144

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