Mitsubishi SCM40ZS-S Technical Manual page 7

7.5.3 Protective control function ...............................................................191
(1) Cooling overload protective control ........................................................191
(2) Cooling high pressure control
(3) Cooling low outdoor temperature protective control
(4) Heating high pressure control .................................................................192
(5) Heating overload protective control ........................................................193
(6) Heating low outdoor temperature protective control
(7) Refrigeration cycle system protective control
(8) Crankcase heater
(9) Inching prevention
(10) Compressor overheat protection ............................................................194
(11) Current safe ............................................................................................195
(12) Current cut
(13) Outdoor unit failure
(14) Discharge pipe sensor disconnection protection control ........................195
(15) Regulation of outdoor air flow .................................................................196
(16) Serial signal transmission error protection .............................................196
(17) Rotor lock ...............................................................................................196
(18) Outdoor fan motor protection ..................................................................196
(19) Outdoor fan control at low outdoor temperature
(20) Outdoor unit fan control at overload .......................................................197
8. MAINTENANCE DATA .................................................................................198
8.1 SRK, SKM, SRF and SRR series ...........................................................198
(1) Cautions .................................................................................................198
(2) Items to check before troubleshooting ....................................................198
(3) Troubleshooting procedure (If the air-conditioner does not run at all)
(4) Troubleshooting procedure (If the air-conditioner runs)
(5) Self-diagnosis table ................................................................................200
(6) Service mode (Trouble mode access function) ......................................201
(7) Inspection procedures corresponding to detail of trouble
(8) Phenomenon observed after shortcircuit, wire breakage on sensor ..............214
(9) Checking the indoor electrical equipment
(10) How to make sure of wireless remote control
(11) Inspection procedure for blown fuse on the indoor and outdoor PCB ....216
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