Volkswagen Golf 1999 Service Manual page 3925

1.8 l turbo, 1.9 l tdi and pdi diesel. 2.0l gasoline, 2.8l vr6

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A/C refrigerant system, troubleshooting

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Test 2: A/C system high pressure, checking

- Connect high- and low-pressure hoses of

refrigerant recovery/ recycling/recharging unit

Kent-Moore ACR

low-pressure service valves.

- Disconnect electrical connector from coolant

- Start engine.

- Set temperature control to maximum "hot" (if

manual A/C) or "HI" (if Climatronic).

- Manual A/C: Press "A/C" button and select

highest blower speed.

- Adjust air distribution to footwell outlets.

- Raise engine speed to approximately 1500

Specified result

System high pressure is normal if high-pressure

gauge reads 232 psi (16 bar) within 30 seconds.

If specified reading is not obtained, also perform

test 3 and compare results of all three tests

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or equivalent, to high- and

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