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83 Climate Control System

> General, Technical Data

- 00-010 - Model and System Identification 00
- 00-015 - Vehicle identification number locations 00

> Section 1: Heating/Ventilation

- 83-100 - Removal and installation of heater box
- 83-110 - Removal and installation of heat exchanger
- 83-112 - Removal and installation, adjustment of bowden wires on water valve for heater
- 83-113 - Removal and installation, adjustment of bowden wires on water valve for heater
- 83-115 - Removal and installation of water valve for heater
- 83-120 - Removal and installation of heater blower
- 83-140 - Removal and installation of ornamental grille on air inlet
- 83-150 - Removal and installation of ring nozzles right or left on instrument panel
- 83-256 - Removal and installation of electromagnetic clutch

> Section 1: Air Conditioning I

- 83-500 - General description and operation of air-conditioning system
- 83-502 - Refrigerant circuit
- 83-504 - Safety measures
- 83-506 - Repair instructions for air conditioning system
- 83-508 - Control of air-conditioning system
- 83-510 - Function test and quick test of air-conditioning system
- 83-512 - Leak test and evacuation
- 83-514 - Refilling or replenishing air-conditioning system
- 83-516 - Draining of air-conditioning system
- 83-518 - Cleaning of air conditioning system
- 83-520 - Checking oil level in refrigerant compressor
- 83-522 - Removal and installation of refrigerant compressor
- 83-524 - Reconditioning of refrigerant compressor
- 83-526 - Removal and installation of refrigerant clutch
- 83-528 - Removal and installation of condenser
- 83-530 - Removal and installation of receiver dehydrator
- 83-532 - Inspection or removal and installation of pressure switch or temperature switch in receiver dehydrator
- 83-534 - Removal and installation of expansion valve
- 83-536 - Removal and installation of evaporator housing
- 83-538 - Removal and installation of evaporator
- 83-540 - Removal and installation of blower
- 83-542 - Removal and installation, adjustment or checkup of temperature vacuum switch or temperature dial and temperature sensor for air-conditioning system
- 83-544 - Removal and installation of vacuum elements
- 83-545 - Checking vacuum elements and temperature vacuum switch for leaks
- 83-546 - Removal and installation of supplementary fan

> Section 2: Automatic Climate Control II

- 83-600 - Operation of automatic climate control system and tester
- 83-601 - Quick test without tester and remedies
- 83-602 - Preparation for test, connection of tester
- 83-603 - Function test of total system and remedies (with tester)
- 83-604 - Vacuum function diagrams
- 83-605 - Electric wiring diagrams
- 83-606 - Amplifier and park test
- 83-607 - Output test
- 83-608 - Testing quality of control
- 83-609 - Testing ambient, in-car temperature sensor and potentiometer (temperature dial) without tester
- 83-610 - Testing feedback potentiometer in regulating valve
- 83-611 - Balancing of sensor chain
- 83-612 - Testing temperature switch in regulating valve
- 83-613 - Testing vacuum lines for leaks
- 83-614 - Preparation for vacuum test
- 83-615 - Testing check valve, vacuum reservoir, temperature switch and vent lines of regulating valve
- 83-620 - Testing vacuum circuit I and II
- 83-621 - Testing pushbutton switch
- 83-622 - Testing vacuum circuit III and IV
- 83-624 - Testing vacuum circuit V and VI
- 83-626 - Testing vacuum circuit VII
- 83-628 - Testing vacuum switch for refrigerant compressor or vacuum switch (main switch) and switchover valves
- 83-630 - Removal and installation of heating water pump
- 83-631 - Reconditioning of heating water pump
- 83-632 - Removal and installation of regulating valve and temperature switch
- 83-635 - Removal, installation and disassembly of control unit
- 83-640 - Removal and installation of in-car temperature sensor
- 83-645 - Removal and installation of ambient temperature sensor
- 83-650 - Removal and installation of ETR-switch
- 83-660 - Removal and installation of switchover valves
- 83-665 - Removal and installation of vacuum elements
- 83-670 - Removal and installation of vacuum switch e.g. for refrigerant compressor or vacuum switch (main switch)
- 83-675 - Removal and installation of amplifier
- 83-680 - Removal and installation of double contact relay
- 83-690 - Removal and installation of temperature sensor for heating water pump
- 83-700 - Removal and installation of blower - pre-resistors
- 83-710 - Removal and installation of vacuum lines

> Section 3: Automatic Climate Control III

- 83-600a - Operation of automatic climate control
- 83-601a - Manual and optical function test of automatic climate control
- 83-602a - Preparation for testing, connecting adapter to volt/ohm measuring instrument
- 83-603a - Function test of total system and remedies (with adapter)
- 83-604a - Vacuum function diagrams
- 83-607a - Output test
- 83-614a - Preparation for vacuum test
- 83-615a - Testing check valve and vacuum reservoir
- 83-620a - Testing vacuum circuit I, II and II
- 83-622a - Testing vacuum circuit IV, V and VI
- 83-624a - Testing vacuum circuit VII
- 83-625a - Removal and installation of mono valve
- 83-628a - Testing switchover valves
- 83-630a - Removal and installation of recirculating pump
- 83-635a - Removal, installation and disassembly of control unit
- 83-640a - Removal and installation of in-car temperature sensor
- 83-643a - Removal and installation of air jet nozzle
- 83-645a - Removal and installation of temperature sensor for heat exchanger
- 83-650a - Removal and installation of ETR-switch
- 83-660a - Removal and installation of switchover valves
- 83-665a - Removal and installation of vacuum elements
- 83-675a - Removal and installation of electronic switching unit for temperature control
- 83-676a - Removal and installation of electronic switching unit for blower control
- 83-678a - Removal, installation and checking of temperature switch for cold engine lock

- See Group 24 for schematics

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