Remove/install bracket for hot water auxiliary coolant heater

AR61.10-D-0016B

Remove/install bracket for hot water auxiliary coolant heater

14.05.2019

Model

690.6

with code H12 (Auxiliary hot-water heater)

Model

901.0##/3##/4## ## as of 882884, 901.6, 902.0##/3##/4## ## as of 882884, 902.6, 903.0##/3##/4## ## as of 882884, 903.6, 904.0##/3##/4## ## as of 882884, 904.6, 905.6

with code H12 (Auxiliary hot-water heater)

1

Bracket

A

Range

a=

14 mm

b=

23 mm



Remove

 Warning

Risk of injury caused by performing testing or repair work on airbag or emergency tensioning retractor units.

Store airbag units with deployment side facing up; do not expose to temperatures greater than 100 °C. When working on these units, disconnect the power supply.

AS91.00-Z-0001-01D

Topical note

Notes on performing repair, body work and welding on vehicles with airbags and RTE units

AH91.00-P-0002-01M

Topical note

General information on body repair

AH60.00-N-0001-01A

1

Remove front bumper

Model 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4

AR88.20-D-2000B

Model 901.6, 902.6, 903.6, 904.6, 905.6, 690.6

AR88.20-D-2000C

2.1

Remove the front-end center piece

Model 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4

AR88.30-D-2302A

2.2

Remove left headlamp unit

Model 901.6, 902.6, 903.6, 904.6, 905.6, 690.6

AR82.10-D-4730A

3

Remove the water heater

Model 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4

AR83.70-D-5302F

Model 901.6, 902.6, 903.6, 904.6, 905.6, 690.6

AR83.70-D-5302I

4

Remove remaining detachable parts in repair area

5

Cover all detachable parts that remain in the repair area

6

Expose and grind down weld seams in the area A

7

Remove bracket (1)

8

Grind off the connecting plates and coat them with zinc dust paint

Zinc dust paint suitable for spot welding

*BR00.45-Z-1001-07A



Install

9

Grind off both sides of the bracket (1) in the marked areas and coat it with zinc dust paint

Zinc dust paint suitable for spot welding

*BR00.45-Z-1001-07A

10

Position mount (1) according to dimensions specified in drawing and align

 Danger

The high voltage used for electric welding presents a lethal hazard. Risk of explosion from welding in areas close to highly inflammable materials. Risk of injury from weld splatter and UV-light when welding. Risk of poisoning from inhaling welding gases

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

AS00.00-Z-0007-01A

11

Weld the bracket (1) to the body ( )

Topical note

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

AH00.00-N-0005-01A

General notes on welding

AH60.00-N-0005-01A

12

Vacuum out hollow cavities


Metal shavings and metal grinding dust in hollow cavities
can lead to corrosion damage.

13

Clean areas repaired and priming with MB primer filler

14

Supplement standard underfloor protection with MB permanent underbody sealant

15

Paint repair area adjacent surfaces

16

Install the water heater

Model 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4

AR83.70-D-5302F

Model 901.6, 902.6, 903.6, 904.6, 905.6, 690.6

AR83.70-D-5302I

17.1

Install the front-end center piece

Model 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4

AR88.30-D-2302A

17.2

Install left lamp unit

Model 901.6, 902.6, 903.6, 904.6, 905.6, 690.6

AR82.10-D-4730A

18

Bolt on front bumper

Model 901.0/3/4, 902.0/3/4, 903.0/3/4, 904.0/3/4

AR88.20-D-2000B

Model 901.6, 902.6, 903.6, 904.6, 905.6, 690.6

AR88.20-D-2000C

19

Reinstall all other detachable parts removed

Repair materials

Number

Designation

Order number

BR00.45-Z-1001-07A

Zinc dust paint suitable for spot welding

A 000 986 34 42