12.5.3 Refrigerant condenser ..........................................12-16
12.5.4 Orifice tube ..................................................12-17
12.5.5 Evaporator coil ................................................12-17
12.5.6 Refrigerant pressure system .....................................12-18
12.5.7 Sunlight sensor ...............................................12-19
12.5.8 Temperature sensors ...........................................12-19
12.6 Refrigerant compressor ..........................................12-21
12.6.1 Sensors for refrigerant system ....................................12-21
12.6.2 Compressor clutch .............................................12-21
12.6.3 Suction (Suction side) ..........................................12-22
12.6.4 Pumping ....................................................12-22
12.6.5 Compression (discharge side) .....................................12-22
12.6.6 Compressor operation ..........................................12-22
12.7 Refrigerant relief valve ..........................................12-23
12.8 Refrigerant condenser ...........................................12-24
12.9 Sensor (temperature) ............................................12-25
12.9.1 Cab temperature ..............................................12-25
12.9.2 Ambient temperature ...........................................12-25
12.9.3 Ventilation duct temperature .....................................12-25
12.9.4 Evaporator coil probe ...........................................12-25
12.10 Evaporator coil ................................................12-26
12.11 Electrical schematic ............................................12-27
12.11.1 Standard box ................................................12-27
12.11.2 Deluxe box .................................................12-28
12.11.3 Control panel ................................................12-30
12.12 Refrigerant accumulator ........................................12-32
12.13 Heater system overview ........................................12-33
12.14 Actuator motor (water valve) ...................................12-35
12.14.1 Schematic for testing the water valve ..............................12-35
12.15 Air flow .......................................................12-36
12.15.1 Air flow components ..........................................12-36
12.15.2 Blower fan ..................................................12-36
12.15.3 Air flow intake ...............................................12-36
12.15.4 Fresh air ...................................................12-37
12.15.5 Recirculation ................................................12-37
12.15.6 Air flow cab .................................................12-38
12.16 Motor (air conditioning blower) .................................12-39
12.16.1 Automatic temperature control (fan) ...............................12-39
12.16.2 Manual fan control ............................................12-39
12.17 Speed control ..................................................12-40
12.17.1 Automatic fan speed control .....................................12-40
12.17.2 Manual mode fan speed control ..................................12-40
12.17.3 Concept ...................................................12-40
12.18 Actuator motor (damper assembly) .............................12-41
12.19 Lubricants .....................................................12-42
12.19.1 Compressors ................................................12-42
12.19.2 Clutch .....................................................12-42
12.19.3 Condensers .................................................12-43
12.19.4 Receiver-dryer ...............................................12-43
12.19.5 Air conditioner blower/fan ......................................12-44
12.19.6 Air conditioner system ducts ....................................12-44
12.19.7 Expansion valve ..............................................12-44
12.19.8 Temperature sensors ..........................................12-45
12.19.9 Heater system operation .......................................12-45
12.19.10 Heater components and controls ................................12-45
Table of contents
RoGator 600C
644410-1
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