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Table Of Contents - Mitsubishi Electric PEH-P8YE Technical & Service Manual

Air-cooled heat pump type packaged air conditioners, indoor unit
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Contents
1 1 1 1 1 PRECAUTIONS FOR DEVICES THAT USE R407C REFRIGERANT ....................................... 1
[1] Storage of Piping Material ................................................................................................... 2
[2] Piping Machining ................................................................................................................. 3
[4] Brazing ................................................................................................................................. 5
[5] Airtightness Test .................................................................................................................. 6
[6] Vacuuming ........................................................................................................................... 6
[7] Charging of Refrigerant ....................................................................................................... 7
2 2 2 2 2 PART NAMES AND FUNCTIONS .............................................................................................. 8
3 3 3 3 3 SPECIFICATIONS .................................................................................................................... 10
4 4 4 4 4 PART NAMES AND FUNCTIONS ............................................................................................ 12
5 5 5 5 5 ELECTRICAL WIRING DIAGRAM ........................................................................................... 14
6 6 6 6 6 TECHNICAL DATA TO MEET LVD ........................................................................................... 15
[1] Capacity/Input Ratio against Changes in Room Airflow Rate ............................................ 15
[2] Bypass Factor Curves ........................................................................................................ 16
[3] Cooling Sensible Heating Capacity Table .......................................................................... 16
[4] Airflow Characteristic Curves ............................................................................................. 17
[5] Center of Gravity (Indoor unit) ........................................................................................... 17
[6] NC Curve (Indoor unit) ....................................................................................................... 18
7 7 7 7 7 SERVICE DATA ........................................................................................................................ 19
[1] Appearance of Equipment ................................................................................................. 19
[2] Internal Construction ......................................................................................................... 19
[3] Refrigerant Circuit .............................................................................................................. 19
8 8 8 8 8 FUNCTION OF SWITCH ON INDOOR CIRCUIT BOARD ....................................................... 20
[3] DIP SWE for Emergency Operation................................................................................... 20
9 9 9 9 9 TEST RUN ................................................................................................................................ 21
[1] Before test run ................................................................................................................... 21
[2] Test run procedures ........................................................................................................... 21
[3] Self-diagnosis .................................................................................................................... 23
[4] Remote controller diagnosis .............................................................................................. 25
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