5.1. Specifications
General parameters
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Separate characteristics are provided also in the text of the Head and in case of obligation of their performance are highlighted in bold type. |
Design
Thermosiphon with the bladed water pump. Thermostatic adjustment. With a separate broad tank. The fan with the electric drive, joins and switched off by a two-level thermoswitch| Antifreeze type | MB No. Q1 03 0002 |
| Volume of system, l | See the Head Routine maintenance |
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Composition of cooling liquid: |
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| Antifreeze share in cooling liquid for ensuring frost resistance | |
| to -37 °C of 50% | |
| to -45 °C of 55% | |
Pressure in system About 1.2 bars (the exact size is specified on a cover of a broad tank). The cover has to maintain pressure within two minutes.
Thermostat
| Valve stroke, mm |
not less than 7
|
|
Temperatures of activation of the valve |
|
| Petrol engines | |
| Beginning of opening |
78-82 °
|
| Full opening |
94 °
|
| Diesel engines |
Data are not provided
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| Fan thermoswitch | |
| Inclusion/switching off of the 1st step |
92-97/84-91 °C
|
| Inclusion/switching off of the 2nd step |
99-105/91-98 °C
|
Air conditioner
Conditioner coolant
| Type |
R134a (do not use R12)
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Volume. |
|
| With back To/in | |
| on VIN A1 128373 |
1400
|
| with VIN A1 128374 |
1250
|
| Without back To/in | |
| on VIN 1A 128373 |
1200
|
| with VIN 1A 128374 |
1150
|
Refrigerator oil
| Type |
PAG
|
| Volume, cm3 |
160
|
Efforts of tightening of threaded connections, Nanometer
The moments of an inhaling of fixture are given also in the text of the Head and on some illyustratsiyakh*.
* The moments of an inhaling highlighted in the text in bold type are subject to exact observance; the efforts which are not highlighted in bold type are given only approximately