ar2000b1010sf

Inspect cooling system for leaks

ประเภท ar · หัวข้อ 20.00 · เวอร์ชัน 0201 · 2020-03-10

ใช้กับ: Engine 460.9 in model 963, 964 with code M5S (Engine version Euro V, export)

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กลุ่มฟังก์ชัน 1 Engine › 20 Engine cooling system › 20.00 General — ซีรีส์ 460 (รุ่น 9**) · ซีรีส์ 963 · ซีรีส์ 964

EinPAS 15 Engine › 15.25 Engine cooling system › 15.25.5 Coolant circuit, complete — ซีรีส์ 460 (รุ่น 9**) · ซีรีส์ 963 · ซีรีส์ 964

AR20.00-B-1010SF

Inspect cooling system for leaks

09.03.2020

Engine

460.9 in model 963, 964

with code M5S (Engine version Euro V, export)

Modification notes

30.10.2019

Cooling system - Approximate level

BF20.00-B-1001-01SF

Inspect cooling system for leaks

1

Nozzle of the equalizing tank

2

Clamp

3

Adaptor

4

Test device

5

Angular piece

6

Knurled nut

W20.00-1014-12

Check

Warning

Risk of injury caused by body parts being pinched or crushed as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure it with the safety strut.

AS60.80-Z-0001-01A

1

Position the heating temperature selector in "max heat"; fully open position

Topical note

Notes on tilting the cab

AH60.80-N-0003-01A

Model equipped with a heating system.

Warning

Risk of injury caused by pinching and crushing when opening and closing engine hood

No one should be within the swivel range of the engine hood as it is being opened or closed. Always open engine hood all the way to the end position until this engages in the front locks.

AS88.40-Z-0001-01A

2

Tilt the cab

3

Remove the cap from the coolant equalizing tank (1) nozzle

Topical note

Notes on coolant

AH20.00-N-2080-01A

4

Check the coolant level


Check the concentration of additive in the coolant.
If necessary, adjust the concentration or replace the coolant.

Cooling system - Approximate level

BF20.00-B-1001-01SF

5

Dry the equalizing tank (1) nozzle

6

Rotate the sealing rubber on the adapter (3) to fit it to the bore of the equalizing tank (1) nozzle

Adapter

*655589006300

7

Loosen the knurled nut (6) from the adapter (3)

8

Screw the angular piece (5) and the testing device (4) to the adapter (3)

Clamp

*950589126300

Adapter

*655589006300

Tester

*001589832100

9

Using the testing device (4), install the adapter (3) to the equalizing tank (1) nozzle and fasten the clamp (2) to the knurled nut (6) on the adapter (3)

Engage the clamp (2) below the shoulder (arrows) on the coolant filling nozzle and pre-stress the clamp (2) with the knurled nut (6).

10

Pressurize the cooling system on the testing device (4) with compressed air, and inspect the sealing of the cooling system


Check the pressure and the test period,
otherwise the cooling system may be damaged.

In case of leaks in the cooling system, a constant pressure drop is visible on the gauge.

Pressure drop in the cooling system

*BE20.30-B-1001-01B

11

Perform a visual inspection on all cooling conductive components


Only in case of pressure drop and visible loss of coolant:
Inspect the heating cooler, the coolant pump, the cooling hoses, the coolant lines and their splicing points, hose clamps, cylinder head gaskets, crankcase seals, or screws of the crankcase seal. If necessary, remove any leaks from the cooling system.


Only in case of pressure drop and visible loss of coolant:
Check the cylinder head and the cylinder liner for cracks.

12

Depressurize the testing device (4), remove the clamp (2) and remove the adapter (3) with the testing device (4) from the coolant equalizing tank (1) nozzle

13

Check the coolant level

Only in case of pressure drop in the cooling system.

Cooling system - Approximate level

BF20.00-B-1001-01SF

Check the concentration of additive in the coolant

If necessary, adjust the concentration or replace the coolant.

Warning

Risk of injury caused by body parts being pinched or crushed as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure it with the safety strut.

AS60.80-Z-0001-01A

14

Install the cap of the coolant equalizing tank

Topical note

Notes on tilting the cab

AH60.80-N-0003-01A

Warning

Risk of injury caused by pinching and crushing when opening and closing engine hood

No one should be within the swivel range of the engine hood as it is being opened or closed. Always open engine hood all the way to the end position until this engages in the front locks.

AS88.40-Z-0001-01A

15

Return the cabin to the work position

Test values for the cooling system cover

Number

Designation

Engine 457.9, 460.9

BE20.30-B-1001-01B

Pressure drop in the cooling system

Test pressure of 1.0 bar within 5 to 10 min

bar

0

Inspect cooling system for leaks
Inspect cooling system for leaks
Inspect cooling system for leaks

655 589 00 63 00

Adapter

001 589 83 21 00

Tester

950 589 12 63 00

Clamp

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