Retrofit stationary heater

AN83.70-S-0001S

Retrofit stationary heater

9.5.12



Removing

 Danger!

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.

AS00.00-Z-0010-01A

 Danger!

Risk of injury to skin and eyes caused by scalding from contact with hot coolant spray. Risk of poisoning caused by swallowing coolant.

Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers.

Wear protective gloves, protective clothing and safety glasses.

AS20.00-Z-0001-01A

 Danger!

Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices

No fire, sparks, open flames or smoking.

Wear acid-resistant gloves and clothing and safety glasses with side guards.

Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground.

Only pour liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

 Danger!

Risk of explosion caused by fuel vapors igniting, risk of poisoning caused by inhaling combustible gases and risk of injury caused by burns during and after operation of heater unit

Do not operate stationary heater, auxiliary heater or engine with heater booster in closed areas or when refueling. Allow heater unit to cool down after operation and wear protective gloves.

AS83.70-Z-0002-01A



Notes on battery

AH54.10-P-0001-01A



Notes on retrofitting stationary heater with fuel combustion

AH83.70-N-0001-05A

1

Remove air filter housing

Remove/install air filter housing

AR09.10-S-1150S

2

Remove cover from fuse and relay box

3

Remove floor covering

Remove/install floor covering

AR68.20-S-2040S

4

Remove driver seat

Remove/install front seat

AR91.10-S-1000S

5

Remove battery from seat console

 The battery must have a capacity of at least 100 Ah, otherwise replace battery before installation.

Remove/install battery

AR54.10-S-0005S

6

Remove paneling from dashboard center console

Remove/install center console paneling

AR68.20-S-5169S

7

Remove instrument cluster from installation opening

Remove/install instrument cluster

AR54.30-S-6015S

8

Remove control and operating unit

Remove and install control and operating unit

AR83.40-S-6350S

9

Remove air duct to passenger compartment

Only with code (H00) Warm and cool air duct to passenger compartment

10

Remove bottom engine compartment paneling

Only on model 639.7/8 as of vehicle identification number (VIN) 055347

Remove/install bottom engine compartment paneling

AR61.20-S-1105S

11

Drain coolant

Drain coolant, fill up and check cooling system for leaks

AR20.00-S-1140S

12

Remove fuel pump and fuel level sensor

Only without code (H85) Preinstallation for auxiliary heater

Remove/install fuel pump and fuel level sensor

AR47.20-S-7000S



Install

13

Install electrical wiring harness for STH heater unit (A6)

Model 639.6/7 without code (HH4) Automatic air conditioning and without code (HH9) Regulated air conditioning (Tempmatic) and without code (H13) Additional heat exchanger in passenger compartment

AN83.70-S-0001-03S

With CODE (HH4) Automatic air conditioning or with CODE (HH9) Regulated air conditioning (Tempmatic)

AN83.70-S-0001-03SA

Wiring harness repair kit, basic

*000589139900

 Long wedge

*115589035900

Antifriction paste, rubber parts 2.5 kg, DB supply specification 6867.00

*BR00.45-Z-1002-06A

14

Install coolant lines

Without CODE (H13) Additional heat exchanger in passenger compartment and without CODE (HZ7) Regulated air conditioning (Tempmatic) in passenger compartment

AN83.70-S-0001-05S

With CODE (H13) Additional heat exchanger in passenger compartment or with CODE (HZ7) Regulated air conditioning (Tempmatic) in passenger compartment

AN83.70-S-0001-05SA

15

Connect STH heater unit (A6) to cooling and heating circuit

Without CODE (H13) Additional heat exchanger in passenger compartment and without CODE (HZ7) Regulated air conditioning (Tempmatic) in passenger compartment

AN83.70-S-0001-01S

With CODE (H13) Additional heat exchanger in passenger compartment or with CODE (HZ7) Regulated air conditioning (Tempmatic) in passenger compartment

AN83.70-S-0001-01SA



*BA83.70-N-1005-01A

16

Install fuel pump and fuel level sensor

Only without code (H85) Preinstallation for auxiliary heater

 Completely install fuel tank only after installing the fuel line.

Remove/install fuel pump and fuel level sensor

AR47.20-S-7000S

17

Connect STH heater unit (A6) to fuel system

Without CODE (HZ1) Auxiliary heater (warm air)

AN83.70-S-0001-14S

With CODE (HZ1) Auxiliary heater (warm air)

AN83.70-S-0001-14SA

 Danger!

Risk of injury to skin and eyes caused by handling hot or glowing objects.

Wear safety gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Danger!

Risk of death caused by high voltage used for electric welding. Risk of explosion caused by welding in the area of highly inflammable materials. Risk of injury caused by welding splatter and UV light while welding. Risk of poisoning caused by inhaling welding fumes.

Use insulating mats. Wear protective clothing, safety glasses and protective mask. Remove highly inflammable materials from the hazard area. Use air extractor system.

AS00.00-Z-0007-01A

 Danger!

Risk of explosion and poisoning caused by solvent vapors and gases. Risk of injury to skin and eyes when working with anticorrosion agents

Never spray anticorrosion agents on flames or glowing hot objects and keep them well away from all potential sources of ignition. Use them only in well-ventilated rooms; wear respiratory protection.

AS97.00-Z-0001-01A

18

Retrofit fastening and screening parts of STH heater unit (A6)

AN83.70-S-0005-01S



Measures for preventing damage to vehicles or components when performing electric welding work

AH00.00-N-0005-01A



General information on body repair

AH60.00-N-0001-01A



General notes on welding

AH60.00-N-0005-01A



General information on MB materials

AH98.00-P-9409-03A



*BA83.70-N-1005-01A

Welding protective blanket

gotis://K_60-65_23.0

Multifunction device

gotis://K_60-65_15.0

Underfloor protection wax (spray wax)

*BR00.45-Z-1022-05A

Eurofill chromate-free primer

*BR00.45-Z-1032-07A

19

Perform cavity preservation

 Treat only the work areas affected.

Cavity preservation following repair work

AR97.20-S-1500S

20

Install fuel tank

Only without code (H85) Preinstallation for auxiliary heater

Remove/install fuel tank

AR47.10-S-4100S

21

Install coolant circulation pump

Only on model 639 6/7 without code (HH4) Automatic air conditioning and without code (H13) Additional heat exchanger in passenger compartment

Model 639.6/7 up to VIN 535749 with engine 646 without code (HH9) Regulated air conditioning, (Tempmatic)

Model 639 as of VIN 535750 with code (HH9) Regulated air conditioning, (Tempmatic)

AN83.70-S-0001-12S

22

Install coolant circulation pump wiring harness

Only on model 639.6/7 without code (HH4) Automatic air conditioning and without code (H13) Additional heat exchanger in passenger compartment

Model 639.6/7 up to VIN 535749 with engine 646 without code (HH9) Regulated air conditioning (Tempmatic)

Model 639 as of VIN 535750 with code (HH9) Regulated air conditioning (Tempmatic)

AN83.70-S-0001-15S

Wiring harness repair kit, basic

*000589139900

23

Change coolant hoses in engine compartment

Model 639.6/7 with engine 646 without code (HH4) Automatic air conditioning and without code (HH9) Regulated air conditioning (Tempmatic) and without code (H13) Additional heat exchanger in passenger compartment

Model 639 as of VIN 535750 with engine 646 and with code (HH9) Regulated air conditioning (Tempmatic) and without code (H13) Additional heat exchanger in passenger compartment

AN83.70-S-0001-16S

Model 639.6/7 with engine 651 without code (HH4) Automatic air conditioning and without code (HH9) Regulated air conditioning (Tempmatic) and without code (H13) Additional heat exchanger in passenger compartment

Model 639 as of VIN 535750 with engine 651 and with code (HH9) Regulated air conditioning (Tempmatic) and without code (H13) Additional heat exchanger in passenger compartment

AN83.70-S-0001-16SA

With code (HH4) Automatic air conditioning and without code (H13) Additional heat exchanger in passenger compartment and without code (HZ7) Regulated air conditioning (Tempmatic) in passenger compartment

Model 639 up to VIN 535749 with code (HH9) Regulated air conditioning (Tempmatic) and without code (H13) Additional heat exchanger in passenger compartment and without code (HZ7) Regulated air conditioning (Tempmatic) in passenger compartment

AN83.70-S-0001-16SB

With CODE (HH4) Automatic air conditioning or with CODE (HH9) Regulated air conditioning (Tempmatic) or with CODE (H13) Additional heat exchanger in passenger compartment or with CODE (HZ7) Regulated air conditioning (Tempmatic) in passenger compartment

AN83.70-S-0001-16SC

With CODE (H13) Additional heat exchanger in passenger compartment and without CODE (HH4) Automatic air conditioning and without CODE (HH9) Regulated air conditioning (Tempmatic)

AN83.70-S-0001-16SD

24

Pour in coolant and bleed cooling system

Drain coolant, fill up and check cooling system for leaks

AR20.00-S-1140S

25

Install air duct to passenger compartment

Only with code (H00) Warm and cool air duct to passenger compartment

26

Install paneling on dashboard center console

Remove/install center console paneling

AR68.20-S-5169S

27

Install battery in seat console

 Use battery with a capacity of at least 100 Ah.

Remove/install battery

AR54.10-S-0005S

28

Install driver seat

Remove/install front seat

AR91.10-S-1000S

29

Install floor covering

Remove/install floor covering

AR68.20-S-2040S

30

Install control and operating unit

Remove and install control and operating unit

AR83.40-S-6350S

31

Install instrument cluster in installation opening

Remove/install instrument cluster

AR54.30-S-6015S

32

Install cover from fuse and relay box

33

Install air filter housing

Remove/install air filter housing

AR09.10-S-1150S

34

Enter new special equipment

 Enter designation of relevant special equipment on vehicle data card and vehicle data card "online": Code (H12) Auxiliary heater (hot water)

35

Connect battery charger

 Use the charger to ensure that an adequate power supply (min. 12.5 V) is provided for the on-board electrical system battery.

Battery chargers

gotis://E_15/54_03.0

36

Use STAR DIAGNOSIS to code EIS [EZS] control unit

 During the entire work procedure a sufficiently large power supply must be provided for the vehicle's on-board electrical system. Damage may otherwise occur to the control unit if any undervoltage occurs.

 Under the "Control unit adaptations" menu item follow the instructions for "SCN coding".

Connect STAR DIAGNOSIS and read out fault memory

AD00.00-S-2000-04S

37

Use STAR DIAGNOSIS to code the instrument cluster

 During the entire work procedure a sufficiently large power supply must be provided for the vehicle's on-board electrical system. Damage may otherwise occur to the control unit if any undervoltage occurs.

 Read coding of instrument cluster and activate the "Selection menu: Stationary heater" menu item under "General parameter record".

38

Disconnect battery charger

39

Close STAR DIAGNOSIS



Checking

40

Carry out function check of STH heater unit (A6)

Switch on STH heater unit (A6) as described in the operator's manual and perform function check according to manufacturer's instructions

Inspect fuel lines and connections for signs of leaks during function check.

41

Install bottom engine compartment paneling

Only for model 639.7/8 as of VIN 055347

Remove/install bottom engine compartment paneling

AR61.20-S-1105S

Number

Designation

Model
636, 639

BA83.70-N-1005-01A

Bracket to floor assembly

Nm

8

Number

Designation

Order number

BR00.45-Z-1002-06A

Antifriction paste, rubber parts 2.5 kg, DB supply specification 6867.00

A 000 989 01 60

BR00.45-Z-1022-05A

Underfloor protection wax (spray wax)

A 000 986 75 70

BR00.45-Z-1032-07A

Eurofill chromate-free primer

R-M Autoreparaturlacke

Dechenstraße 13

44147 Dortmund

Germany

Tel. +49 231 880853-0

Fax +49 231 880853-53

www.rmpaint.net

Part no.

Designation

Quantity

see EPC

Parts kit auxiliary heater (warm water)

1