Check Telma retarder

AR43.40-D-1050C

Check Telma retarder

22.9.10



Checking

1

Check condition of battery

 Battery must be charged for testing.

AR54.10-D-1129A

2

Slide driver seat (1) all the way forward and remove cover below driver seat (1)

3

Unclip covering (2) and visually check fuse (100 A)/current bridge (F59/1), then clip the covering (2) back into place

 If the fuse (100 A)/current bridge (F59/1) is defective:



Remove/install fuse (100 A)/current bridge (F59/1)

AR43.40-D-1004A

4

Install covering under driver seat (1) and slide driver seat (1) back into place

5

Lift/jack up vehicle

AR00.60-D-1000H

6

Measure gap

 If the mean value is out of tolerance, the gap width must be adjusted on the corresponding rotor:



AR43.40-D-1500C

Adjust gap

AR43.40-D-1400C

7

Visually check the connection of the ground lines (3) on the retarder (L1) and frame

 If necessary, repair ground lines (3) on retarder (L1) or frame.

8

Cut cable tie on protective cap (4) and detach protective cap (4). Take off cover (6)

9

Visually check connections of electrical lines (5) to the retarder (L1).

 If necessary, repair electrical lines (5) on retarder (L1).

10

Mount covering (6) and slide-on protective cap (4) then secure in place using a new cable tie



*BA43.40-N-1005-01C

11

Switch on ignition

12

Check power consumption of retarder (L1)

AR43.40-D-1050-02C

Current per circuit

*BE43.40-N-1002-01C

Digital multimeter
gotis://E_15/54_06.0

Current clamp
gotis://E_15/54_08.0

 If necessary, replace retarder (L1):



Remove/install Telma retarder

AR43.40-D-1000C

13

Lower vehicle

Number

Designation

Model
906
with code PB2

BE43.40-N-1002-01C

Current per circuit

A

29 (10%)

Number

Designation

Model
906
with code PB2

BA43.40-N-1005-01C

Nut, cover of electrical connection to
retarder

M8

Nm

5