Smithco Spray Star 1750D (sn 175D180 – Current) Parts & Service Manual - Manual (Page 43)

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16-998 HYPRO ® PUMP PARTS LIST
REF# PART# DESCRIPTION QUANTITY
1 16-998-01 Drain Plug 4
2 16-998-02 Pump Casing 1
3 16-998-03 Impeller Nut 1
4 16-966-16 Impeller 1
5* 16-467 0-Ring 1
6* 16-998-05 Mechanical Seal (Silicon Carbide) 1
8* 16-966-06 Slinger Ring 1
9 16-998-06 Mounting Flange 1
11 16-998-07 Bolt 4
12 16-966-10 Ball Bearing 2
13 16-998-08 Key 1
14 16-998-09 Pump Shaft 1
15 16-822-20 Key 1
16 16-966-13 Bearing Retainer 1
17* 16-998-10 Gasket 1
18 16-994-01 Clutch 1
16-998-12 Pump Only
* 16-967 Silicone - Carbon Seal Kit
When servicing the spray pump or filter, all control valves must be shut off if there is
liquid in the tank.