KSB Amarex User Manual

7 Servicing/Maintenance
57 of 82
Amarex
2573.820/02-EN
7.7.2 Recommended spare parts stock for 2 years' operation to DIN24296
Table26: Quantity of spare parts for recommended spare parts stock for 4000 operating hour or one year’s
continuous duty
Part No. Description Number of pumps (including stand-by pumps)
2 3 4 5 6 and 7 8 and 9 10 and
more
300 Bearings (set) 1 1 2 2 2 3 30 %
433 Mechanical seals (set) 1 1 2 2 2 3 30 %
412 O-rings (set) 1 1 2 2 2 3 30 %
900 Bolts/screws (set) 1 1 2 2 2 3 30 %
Table27: Quantity of spare parts for recommended spare parts stock for 5 years’ continuous duty
Part No. Description Number of pumps (including stand-by pumps)
2 3 4 5 6 and 7 8 and 9 10 and
more
230 Impeller 1 1 2 2 2 3 30 %
300 Bearings (set) 2 2 4 4 4 6 50 %
433 Mechanical seals (set) 2 2 4 4 4 6 50 %
412 O-rings (set) 2 2 4 4 4 6 50 %
834 Cable gland 1 1 2 2 2 3 30 %
900 Bolts/screws (set) 2 2 4 4 4 6 50 %
7.7.3 Spare parts sets
Table28: Spare parts sets
Number of spare parts set Part number Description
99-19 900 550.23 Disc
592 Shim
903.03 Screw plug
904.15 Grub screw
914.01/.04/.10/.16/.20/.26/.74/.83 Hexagon socket head cap screw
412 411.03 Joint ring
412.01/.02/.07/.15/.16/.47 O-ring
433 433.01/.02 Mechanical seal
932.03 Circlip
300 320, 321.01 Rolling element bearing
932.02/.04 Circlip

KSB Amarex Specifications

General

Material	Cast iron, stainless steel
Operating mode	Continuous
Type	Submersible Pump
Application	Sewage
Explosion protection	Available with explosion protection
Frequency	50 Hz, 60 Hz
Impeller Type	Multi-vane