Section 80 (Climate Control - 140 Chassis)
WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.
- General Information
- Basic Knowledge
- Ventilation, function - GF83.10-P-2000B
- Vacuum system, function - GF83.10-P-2001B
- Air inlet, location - GF83.10-P-2100-01A
- Air ducts, location - GF83.10-P-2101-01B
- Blower, location/purpose/design/function - GF83.10-P-2102
- Blower regulator, function - GF83.10-P-2103
- Dust filter, location/function - GF83.10-P-2104
- Rear vent, location/function - GF83.10-P-2105
- Defroster nozzle, location - GF83.10-P-2106-01B
- Center nozzle, location/function - GF83.10-P-2107
- Side nozzle, location/function - GF83.10-P-2108
- Front footwell air outlet, location/function - GF83.10-P-2109
- Rear footwell air outlet, location/function - GF83.10-P-2110
- Rear compartment nozzle, location/purpose/design/function - GF83.10-P-2111S
- Smog sensor - GF83.10-P-2113
- Valve block, location/function - GF83.10-P-2114
- Defroster nozzle flap vacuum element, location/purpose/design/function - GF83.10-P-2116A
- Blend flap vacuum element, location/purpose/design/function - GF83.10-P-2118A
- Footwell flap vacuum element, location/purpose/design/function - GF83.10-P-2120A
- Diverter flap vacuum element, location/purpose/design/function - GF83.10-P-2123A
- Vacuum element for main air flap, location/purpose/design/function - GF83.10-P-2125A
- Vacuum element for recirculated air flap, location/purpose/design/function - GF83.10-P-2126A
- Recirculated air filter, location - GF83.10-P-2127-01A
- Vacuum element for rear footwell flap, location/purpose/function - GF83.10-P-2136S
- Vacuum valve for rear tunnel flap, location/purpose/function - GF83.10-P-2137S
- Air inlet, location/function - GF83.10-P-2138B
- Air ducts, location/purpose/design - GF83.10-P-2139B
- Blower regulator, location/purpose/function - GF83.10-P-2141
- Dust filter, location/purpose/function - GF83.10-P-2142A
- Rear ventilation, location/purpose/function - GF83.10-P-2143A
- Defroster nozzle, location/purpose/function - GF83.10-P-2144A
- Front footwell air outlet, location/purpose/function - GF83.10-P-2145A
- Rear footwell air outlet, location/purpose/function - GF83.10-P-2146A
- Center nozzle, location/purpose/function - GF83.10-P-2149A
- Side nozzle, location/purpose/function - GF83.10-P-2150B
- Rear compartment nozzle, location/purpose/function - GF83.10-P-2151A
- Smog sensor, location/purpose/function - GF83.10-P-2152A
- Valve block, location/purpose/function - GF83.10-P-2153A
- Recirculated air filter, location/purpose/function - GF83.10-P-2154A
- Heating circuit, function - GF83.20-P-2003B
- Duovalve, function/location - GF83.20-P-2100
- Heater core, function - GF83.20-P-2101
- Coolant circulation pump, function - GF83.20-P-2102
- Fresh/recirculated air flap, location/purpose/design/function - GF83.20-P-2104A
- Duovalve, location/purpose/function - GF83.20-P-2107
- Heater core, location/purpose/function - GF83.20-P-2108
- Coolant circulation pump, location/purpose/function - GF83.20-P-2109
- Activated charcoal filter actuator motor, function - GF83.30-P-2107
- Activated charcoal filter, function - GF83.30-P-2113
- Activated charcoal filter actuator motor, location/purpose/function - GF83.30-P-2117A
- Activated charcoal filter, location/purpose/function - GF83.30-P-2118A
- Automatic air conditioning (auto A/C), function - GF83.40-P-0001S
- Notes
- Automatic air conditioning (Auto A/C) arrangement of components - GF83.40-P-0001-01L
- Automatic air conditioning (automatic A/C), location of components - GF83.40-P-0001-01O
- Automatic air conditioning (automatic A/C), location of components - GF83.40-P-0001-01S
- Automatic air conditioning (automatic A/C) pipe diagram pneumatics - GF83.40-P-0001-03B
- Automatic air conditioning (automatic A/C) pipe diagram pneumatics - GF83.40-P-0001-03C
- Automatic air conditioning (automatic A/C) pipe diagram pneumatics - GF83.40-P-0001-03S
- Table of contents, function description of automatic air conditioning (auto A/C) - GF83.40-P-0999S
- Automatic air conditioning pushbutton control module position/function - GF83.40-P-2000
- Refrigerant circuit, function - GF83.40-P-2001B
- Blower button, function - GF83.40-P-2100
- Air distribution button, location/function - GF83.40-P-2101
- Recirculated air pushbutton, function - GF83.40-P-2102
- EC button, location - GF83.40-P-2103-02K
- Warm temperature pushbutton, location - GF83.40-P-2104
- Automatic air conditioning housing, location/purpose/design/function - GF83.40-P-2105A
- Auto pushbutton, function - GF83.40-P-2106
- REST button, function/location - GF83.40-P-2109
- Cold temperature pushbutton, location/function - GF83.40-P-2110
- Activated charcoal filter pushbutton, function/location - GF83.40-P-2113
- Display, location/function - GF83.40-P-2114
- Auxiliary fan, location/function - GF83.40-P-2115
- AIR control module, function/location - GF83.40-P-2117
- Condenser, location/function - GF83.40-P-2120
- Evaporator, location/function - GF83.40-P-2121
- Receiver, location/function - GF83.40-P-2122
- Expansion valve, location/purpose/design/function - GF83.40-P-2123A
- Refrigerant temperature sensor, function/location - GF83.40-P-2124
- ECT sensor, location/function - GF83.40-P-2125
- Refrigerant pressure sensor, location/function - GF83.40-P-2126
- Defroster button, location/purpose/function - GF83.40-P-2139A
- Blower pushbutton, location/purpose/function - GF83.40-P-2144A
- Recirculated air pushbutton, location/purpose/function - GF83.40-P-2145S
- EC pushbutton, location/purpose/function - GF83.40-P-2146S
- Auto pushbutton, location/purpose/function - GF83.40-P-2147A
- REST pushbutton, location/purpose/function - GF83.40-P-2148A
- Activated charcoal filter pushbutton, location/purpose/function - GF83.40-P-2149A
- Display, location/purpose/function - GF83.40-P-2150A
- Condenser position/task/function - GF83.40-P-2152A
- Receiver, location/purpose/function - GF83.40-P-2153A
- Refrigerant temperature sensor, location/purpose/function - GF83.40-P-2154A
- Air conditioning coolant temperature sensor, location/purpose/function - GF83.40-P-2155A
- Refrigerant pressure sensor, location/purpose/function - GF83.40-P-2156A
- Air distribution pushbutton, location/purpose/function - GF83.40-P-2159A
- Warm temperature pushbutton, location/purpose/function - GF83.40-P-2160A
- Cold temperature pushbutton, location/purpose/function - GF83.40-P-2161A
- Auxiliary fan, location/purpose/function - GF83.40-P-2162A
- Auxiliary fan control module, location/purpose/function - GF83.40-P-2163A
- Evaporator, location/purpose/function - GF83.40-P-2164A
- Functions of the control and operating units for the rear air conditioning - GF83.50-P-2000S
- Rear air conditioning housing, location/purpose/function - GF83.50-P-2102
- Rear air conditioning refrigerant shutoff valve, location/purpose/function - GF83.50-P-2103S
- Rear air conditioning evaporator, location/purpose/function - GF83.50-P-2111S
- Refrigerant injection valve, location - GF83.50-P-2113-01S
- Rear air conditioning temperature selector, location/purpose/function - GF83.50-P-2114S
- Rear air conditioning blower selector, location/purpose/function - GF83.50-P-2115S
- Rear air conditioning air distribution slide valve, location/purpose/function - GF83.50-P-2116S
- Rear air conditioning housing, location/purpose/function - GF83.50-P-2117S
- A/C compressor injection valve, location/purpose - GF83.50-P-2118S
- A/C compressor, location/purpose/design/function - GF83.55-P-2100
- Electromagnetic clutch, location/purpose/design/function - GF83.55-P-2101A
- Temperature control, function - GF83.57-P-2000B
- In-car temperature sensor with aspirator blower, location - GF83.57-P-2100
- Heater core temperature sensor, function/location - GF83.57-P-2101
- Evaporator temperature sensor, location/function - GF83.57-P-2102
- Outside air temperature sensor, function/location - GF83.57-P-2103
- Sun sensor, location/function - GF83.57-P-2104
- In-car temperature sensor with fresh air blower, location/purpose/function - GF83.57-P-2107A
- Heater core temperature sensor, location/purpose/function - GF83.57-P-2108
- Evaporator temperature sensor, location/purpose/function - GF83.57-P-2109
- Outside air temperature sensor position/task/function - GF83.57-P-2110A
- Sun sensor, location/purpose/function - GF83.57-P-2111A
- Function of residual engine heat utilization - GF83.75-P-2000A
- Safety Precautions
- Risk of explosion caused by welding or soldering work on closed air conditioning system. Risk of poisoning caused by inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by contact with liquid refrigerant. - AS83.00-Z-0001-01A
- Risk of explosion, risk of poisoning & risk of injury - AS83.70-Z-0002-01A
- Testing & Repair
- Testing and repair work: Passenger cars: Climate control - AR83.00-Z-9104AB
- Testing and repair work: Passenger cars: Climate control - AR83.00-Z-9119AB
- Testing and repair work: Passenger cars: Climate control - AR83.00-Z-9120AB
- Testing and repair work: Passenger cars: Climate control - AR83.00-Z-9140AA
- Testing and repair work: Passenger cars: Climate control - AR83.00-Z-9603AB
- Removing and installing switchover valve block - AR83.10-P-5660
- Checking air conditioning circuit for leaky points - AR83.30-P-1209-01D
- Removing and installing evaporator housing - AR83.30-P-5200D
- Removing and installing auxiliary fan preresistor - AR83.30-P-5370
- Check evaporator for leakage - AR83.30-P-5550A
- Removing and installing push-button control module - AR83.40-P-6350
- Replacing bulbs on pushbutton control module for air conditioning (automatic) - AR83.40-P-6352
- Replacing bulbs on pushbutton control module for air conditioning (automatic) - AR83.40-P-6352A
- Replacing bulbs on pushbutton control module for air conditioning (automatic) - AR83.40-P-6352D
- Replacing bulbs on pushbutton control module for air conditioning (automatic) - AR83.40-P-6352DA
- Replacing bulbs on pushbutton control module for air conditioning (automatic) - AR83.40-P-6352DB
- Replacing bulbs on pushbutton control module for air conditioning (automatic) - AR83.40-P-6352DC
- Replacing bulbs on push-button control module for air conditioning (automatic) - AR83.40-P-6352F
- Removing and installing (Automatic) A/C / CNS control module - AR83.40-P-6355D
- Removing and installing auxiliary fan - AR83.40-P-6360D
- Removing and installing smog sensor - AR83.40-P-6710D
- Removing, installing refrigerant injection nozzle - AR83.50-P-1000
- Removing and installing rear heater supply unit - AR83.50-P-8940D
- Removing and installing A/C compressor speed sensor - AR83.55-P-5320D
- Replacing dust filter for heating/ventilation - AP83.00-P-8381DA
- Replacing activated charcoal filter - AP83.00-P-8382DA
- Installing new dust filter - AP83.10-P-8381-01DA
- Replacing recirculated air filter - AP83.10-P-8383DA
- General Maintenance
- Checking, correcting fluid level in air conditioner/auto. climate control - wh8312pkw0000x(8312)
- Replacement of the dust filter for the heater/ventilation system - wh8381pkw0000x(8381)
- Replacement of the activated charcoal filter - wh8382pkw0000x(8382)
- Replacing the recirculating air cleaner - wh8383pkw0000x(8383)
- Repair & Adjustments
- Removal and installation of heater unit - ra83001400100x(0100)
- Removal and installation of heat exchanger - ra83001400110x(0110)
- Removal and installation of the air distributor switch - ra83001400111x(0111)
- Removal and installation of the automatic heater control unit - ra83001400112x(0112)
- Removal and installation of the air volume switch - ra83001400113x(0113)
- Removal and installation of the heating system delivery unit - ra83001400115x(0115)
- Removal and installation of the blower motor - ra83001400120x(0120)
- Replacement of the bulb in the rear air outlet - ra83001400122x(0122)
- Removal and installation of the bulbs in the control unit - ra83001400123x(0123)
- Removal and installation of Bowden cables for the air distributor switch - ra83001400124x(0124)
- Removal and installation of the preresistor group - ra83001400125x(0125)
- Removal, installation and testing of the in car temperature sensor with ventilation blower - ra83001400130x(0130)
- Remove, install and test the heat exchanger temperature sensor - ra83001400135x(0135)
- Removal and installation of the switchover valve connector block (Y13/2) - ra83001400138x(0138)
- Removal and installation of the air collector unit and water collector - ra83001400140x(0140)
- Removal and installation of the warm/cold air switch (S24/1) and knurled wheel strip - ra83001400150x(0150)
- Testing the regulation and heat output - ra83001400160x(0160)
- Testing vacuum system of the automatic heater control - ra83001400164x(0164)
- Removal and installation of vacuum elements - ra83001400165x(0165)
- Function description - ra83001400400x(0400)
- Arrangement of components - ra83001400401x(0401)
- Function of the coolant circuit, with diagram - ra83001400402x(0402)
- Checking oil level in refrigerant compressor - ra83001400525x(0525)
- Checking and correcting coolant level - ra83001400526x(0526)
- Removing and installing refrigerant compressor - ra83001400530x(0530)
- Removing and installing electromagnetic clutch and checking solenoid coil - ra83001400536x(0536)
- Removing and installing condenser - ra83001400538x(0538)
- Removing, installing and replacing receiver dehydrator - ra83001400540x(0540)
- Removing, installing and replacing refrigerant pressure transmitter - ra83001400542x(0542)
- Removing, installing and checking evaporator temperature sensor - ra83001400546x(0546)
- Removing, installing and checking outside temperature - ra83001400547x(0547)
- Removing and installing expansion valve - ra83001400552x(0552)
- Removing and installing evaporator - ra83001400554x(0554)
- Circulation unit for heating systems - ra83001400556x(0556)
- Removing and installing charcoal canister - ra83001400558x(0558)
- Removing and installing auxiliary fans - ra83001400560x(0560)
- Removing and installing vacuum elements - ra83001400665x(0665)
- Removing and installing rear air conditioner unit - ra83001400872x(0872)
- Removing and installing heat exchanger - ra83001400873x(0873)
- Removing and installing evaporator - ra83001400874x(0874)
- Removing and installing blower motor - ra83001400876x(0876)
- Removing and installing electronic blower controller - ra83001400878x(0878)
- Removing and installing expansion valve - ra83001400880x(0880)
- Control unit for rear air conditioner - ra83001400882x(0882)
- Removing and installing heat exchanger temperature sensor - ra83001400885x(0885)
- Removing and installing evaporator temperature sensor - ra83001400886x(0886)
- Removing and installing vacuum valve for rear tunnel flap Y67/1 - ra83001400888x(0888)
- Removing and installing vacuum element of rear tunnel flap - ra83001400890x(0890)
- Bleeding coolant circuit with auxiliary heater - ra83001401165x(1165)
- Checking and adjustment of the CO2 emission value - ra83001401177x(1177)
- Removing and installing heater with holder - ra83001405302x(5302)
- Removing and installing combustion air blower - ra83001405557x(5557)
- Removing and installing auxiliary heater fuel metering pump - ra83001405652x(5652)
- Removing and installing glow plug/flame control - ra83001405742x(5742)
- Replacing ceramic web - ra83001405772x(5772)
- Removing and installing timer - ra83001405892x(5892)
- Removing and installing control unit - ra83001405935x(5935)
- Removing and installing temperature sensor - ra83001405977x(5977)
- Removing and installing thermal fuse - ra83001405982x(5982)
- Removing and installing thermostat - ra83001406002x(6002)
- Removing and installing switchover valve - ra83001406010x(6010)
- Removing and installing preresistor for combustion air blower - ra83001406055x(6055)
- Component Modifications