Air conditioning (Performance test): Adjustments
- Make
- Rover
- Model
- 400 Workshop Manual
- Year
- 1995–2000
- Section
- Adjustments › Performance test
Air conditioningPerformance test
PERFORMANCE TEST
Check
- Open bonnet and windows.
- Close high and low pressure valves on refrigerant station.
- Connect refrigerant station to high and low pressure valves.
- Insert dry bulb thermometerinto cold air centre outlet. Position wet bulb thermometer close to outside air inlet. Check humidity reading.
- Set temperature control to cold. Set air distribution to face level vents. Set blower at maximum speed.
- Start engine and run at 1500 rev/min for 10 minutes with air conditioning switched on. No driver in vehicle during this time.
- Check that sight glass is free of bubbles.
- Read both pressure gauges and thermoters against table with humidity between 60% and 80%.
- Switch off air conditioning, stop engine and remove test equipment.
| Intake Outlet Low pressure High pressure temperature temperature |
|---|
| 20 - 24°C 4 - 14°C 1.2 - 1.9 bar2 14.7 - 20.6 bar2 18 - 28 lbf/in 213 - 299 lbf/in 25 - 29°C 9 - 19°C 1.9 - 2.6 bar2 17.6 - 23.5 bar2 27 - 37 lbf/in 256 - 341 lbf/in 30 - 35°C 20 - 27°C 2.3 - 3.2 bar2 20.6 - 26.5 bar2 33 - 47 lbf/in 299 - 384 lbf/in |
Parts & tools for this job For 1995 Rover 400
- TOOLA/C manifold gauge setSearch: AC manifold gauge set
- TOOLUV leak detection kitSearch: AC UV leak detection kit
- PARTCabin filterSearch: Rover 400 1995 cabin filter
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