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11
2800
To test
Operation 11-3
Use a suitable test rig and diesel fuel to test the fuel transfer pump.
2
1 Run the pump at 2940 rev/min. The flow at 650 kPa (94 lb/in
) must be 4,5 litres/min (1.0 UK gall/min).
2
2 Run the pump at 840 rev/min. The flow at 550 kPa (80 lb/in
) must be 3,0 litres/min (0.66 UK gall/min).
3 Run the pump at 100 rev/min with the inlet to the atmosphere for 10 seconds. The pump must maintain a
2
vacuum of 60 kPa (9 lb/in
) for 30 seconds when the inlet is blocked.
If the pump cannot achieve the figures given above, it must be renewed.
106
Workshop Manual, TSD3450E, Issue 1
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