Volkswagen Golf Service & Repair Manual: Checking cooling system for leaks
| Special tools and workshop equipment
required |
|
|
|
| Cooling system tester -V.A.G 1274 B- |
|
|
|
| Adapter for cooling system tester -V.A.G 1274/8- |
|
|
|
| Adapter for cooling system tester -V.A.G 1274/9- |
|
|
|
| – |
Open cap -arrow- on coolant
expansion tank. |
| Engine at operating temperature. |
The cooling system is under pressure when the engine is hot. Hot
steam/hot coolant can escape - risk of scalding. Risk of scalding to
skin and body parts.Wear protective gloves.Wear eye protection.Release
pressure by covering cap of coolant expansion tank with a cloth and
opening it carefully. |
|
|
| – |
Fit cooling system tester -V.A.G 1274 B- with adapter -V.A.G 1274/8-
on coolant expansion tank. |
| – |
Using hand pump on tester, build up a pressure of approx.
1.0 bar. |
| – |
If this pressure is not maintained, locate and rectify
leaks. |
|
|
|
| Checking pressure relief valve in filler cap |
| – |
Place cooling system tester -V.A.G 1274 B- with adapter -V.A.G 1274/9-
on filler cap. |
| – |
Build up pressure using hand pump of cooling system tester. |
| The pressure relief valve must open at a pressure of
1.6…1.8 bar. |
|
|
|
Special tools and workshop equipment required
Refractometer -T10007 A-
Drip tray for workshop hoist -VAS 6208-
Hose clip pliers -VAS 634 ...
Other materials:
Paint thickness tester -VAS 6197
Designation:
Paint thickness tester -VAS 6197-
Product description
Fully electronic paint thickness tester with 2 independently
functioning probes and liquid crystal display. Measurements are
...
Distinguishing features of jointless wiper blades
Distinguishing features of Bosch and Federal Mogul products.
When renewing wiper rubbers, note the make. When renewing
wiper blades, the same make must be used.
Wiper blades can be identified according to wiper arm
...
Air conditioning system compressor with magnetic clutch
The air conditioner compressor is driven by a V-belt from
the engine.
An electromagnetic clutch is fitted to the air conditioner
compressor. When the air conditioning system is switched on, it
transmits the mechanical drive between the V ...
© 2016-2020 Copyright www.vwgolf.org
Draining and filling coolant