Sanyo KH2442 / CH2442 Service Manual page 121

2. PROCESSES AND FUNCTIONS
2-1 Room Temperature Control ...................................................................... II - 2
(A)Cooling ................................................................................................ II - 2
(B)Heating ................................................................................................ II - 3
2-2 Cold Draft Prevention (Heating Cycle) ...................................................... II - 4
2-3 Automatic Fan Speed (Indoor Unit) .......................................................... II - 5
(A)Cooling ................................................................................................ II - 5
(B)Heating ................................................................................................ II - 5
2-4 Outdoor Fan Speed Control ...................................................................... II - 6
(A)Cooling ................................................................................................ II - 6
(B)Heating ................................................................................................ II - 6
2-5 Freeze Prevention (Cooling) ..................................................................... II - 7
2-6 Condensing Temperature Control (Cooling) ............................................. II - 8
2-7 Overload Protection (Heating) .................................................................. II - 9
2-8 Discharge Temperature Control (Cooling and Heating) ........................... II -10
2-9 Auto. Mode for Automatic Heating/Cooling Switching .............................. II -11
2-10 Defrosting Control, Outdoor Heat Exchanger Coil (Heating) .................... II -13
2-11 4-Way Valve, Solenoid Control ................................................................. II -14
(A) Normal Control Mode .......................................................................... II -14
(B) AUTO Control Mode ........................................................................... II -15
2-12 Automatic Restart after Power Interruption ............................................... II -15
2-13 Electronic Refrigerant Control Valve ......................................................... II -16
2-14 Compressor Discharge Gas Temperature ................................................ II -16
(A)Cooling ................................................................................................ II -16
(B)Heating (Except During Defrosting) ..................................................... II -16
2-15 Compressor Current Detection Circuit ...................................................... II -17
2-16 Electronic Refrigerant Control Valve Control ............................................ II -18
2-17 Voltage Detection Control ......................................................................... II -19
2. Processes and functions
II - 1
Section
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SM830082