Jushi diesel engine water pump testing

Diesel engine water pump testing at our factory. After exported to African country for mining dewatering application. Pump general specification as following:
Horizontal Mulsitage Centrifugal Pump
Flow:85m3/h
Head:536m
Diesel Engine Power:260kw(China brand)
Rotation Speed:2950rpm
Casing Material:Cast Iron
Impeller Material :Cast Iron
Shaft Material :SS420
Inlet/Outlet :100mm/100mm(Flange Connection)
Type of Seal:Gland Packing Seal
Maximum water temperature :80C
Diesel engine speed:1800RPM
Couple with gear box (Ratio 1:1.6)
Supply scope :complete set pump with diesel engine, base, fuel tank,
battery