Pump Pressure Adjustments - Lamborghini Caloreclima ECO 3 Notice D'installation

PUMP PRESSURE ADJUSTMENT
ECO 3 - 3R - 3 ST 3 3 R ST - 5 N - 5 R N - 5 R N ST - 7 R
The pump pressure is pre-set during production at 12 bar.For controlling pressure use an oil
bathed manometer.
The pressure can be adjusted from 11 to 14 bar. From 7 to 14 bar for model R.
KEY
1 I ntake
2 Return
3 Nozzle
4 Pressure Adjustment
The pump is preadjusted at the factory to 10 bar for the 1st stage and 18 bar for the
2nd stage.Use an oil-bath pressure gauge to check the pressure.The recommended
operating pressure is between 10 and 20 bar.
Pressure gauge-
attachment for2nd
stage only
KEY
1 Intake
2 Return
3 Nozzle
4 Low-pressure regulator (1st stage)
5 High-pressure regulator (2nd stage)
6 1st stage solenoid valve
7 2nd stage solenoid valve
8 Vacuometer attachment
ECO 7/2
Pressure gaugeattachment
for1st and 2nd stage
UK
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