ar4340d1750ad

Remove/install relay box of Telma retarder

Type ar · emne 43.40 · version 0101 · 2012-02-21

Gælder for: MODEL 668, 670 with CODE (BR3) CC 80 retarder

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Placering

Funktionsgruppe 2 Chassis › 43 Bremsepneumatik og hjælpebremser › 43.40 Retarder (elektrisk) — Serie 668 · Serie 670

EinPAS 21 bremser/vakuumsystem/trykluftsystem › 21.21 Retarder › 21.21.11 Styreenhed/relæ — Serie 668 · Serie 670

AR43.40-D-1750AD

Remove/install relay box of Telma retarder

15.2.12

MODEL 668, 670 with CODE (BR3) CC 80 retarder

Remove/install relay box of Telma retarder

D43.40-0011-06

1 Relay (circuit 1)

2 Relay (circuit 2)

3 Relay (circuit 3)

4 Relay (circuit 4)

5 Electrical lines
(to retarder)

6 Electrical line
(power supply)

7 Electrical lines
(control lines)

8 Electrical line

9 Ground line
(ground supply)

A15 Retarder relay box

Remove/install

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

AS54.10-Z-0001-01A

1

Disconnect ground lead from battery

Notes on battery

AH54.10-P-0001-01A

2

Remove cover from retarder relay box (A15)

Installation: Pay attention to the seal in the cover.

3

Mark installation position of electrical lines
(5, 7) in retarder relay box (A15)

The electrical lines (5, 7) must not be mixed up, otherwise the relays (1, 2, 3, 4) will not function.

4

Disconnect ground line (9) from retarder relay box (A15) and expose

Pay attention to the seals.

5

Disconnect electrical lines (5, 6, 7, 8) from retarder relay box (A15) and expose

Pay attention to the seals.

6

Detach retarder relay box (A15) from bracket

Pay attention to the wiring harness bracket.

7

Install in the reverse order

8

Set time and synchronize tachograph

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