Remove/install electric coolant pump of auxiliary circuit

AR08.50-D-0035TE

Remove/install electric coolant pump of auxiliary circuit

13.01.2020

Engine

780.703 in model 910

1

Electric coolant pump

2

Mounting bar

3

Screw

4

Connection fitting

5

Electrical connector

6

Connection fitting

 Warning

Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from 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 death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.

AS00.00-Z-0035-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system

AH00.00-Z-0300-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Drain coolant of auxiliary circuit.

AR08.50-D-0022TE

2

Remove mounting bracket (2).

 Remove screw (3) to do this.

 Installation: Ensure that mounting bracket (2) is seated correctly on holder.

3

Remove connection fitting (4) from electric coolant pump (1).

AR08.50-P-0018-01EQ

 Collect escaping coolant. Seal connections.

 Commercially available devices/tools
Collecting pan

 Set of protective covers

*001589019100

4

Disconnect electrical connector (5).

5

Remove electric coolant pump (1).

AR08.50-P-0018-01EQ

 To do so, remove connection fitting (6) from electric coolant pump (1). Collect escaping coolant. Seal connections.

 Commercially available devices/tools
Collecting pan

 Set of protective covers

*001589019100

6

Install in the reverse order.