Hale RSD - Manual (Page 3)

Contents
Page
T ab le of C o nt en ts ❑
3 RSD Series Single-Stage PTO Pumps
p/n: 029-0020-92-0
RSD Series Single-Stage PTO Pump
Hale RSD Single-Stage Pump ................................................................................ 9
Figure A: RSD Series Single-Stage PTO Pump Capacity ....................................................9
Figure B: Overview, RSD Single-Stage Pump.................................................................... 10
1 Safety Precautions ................................................................................................. 11
1.1 Guidelines ......................................................................................................................... 11
2 Introduction ........................................................................................................... 15
2.1 Principles of Operation ................................................................................................... 15
Centrifugal Force ..............................................................................................................................15
Figure 2-1: Centrifugal Force - Rotating Disk .....................................................................15
Figure 2-2: Pump Water Flow, Cutwater ............................................................................16
2.2 Pump Components .......................................................................................................... 16
Volute, Pump Body ........................................................................................................................... 16
Figure 2-3: Typical Pump and Gearbox Overview..............................................................17
Impeller ............................................................................................................................................. 17
Figure 2-4: Impeller Operation............................................................................................ 17
Clearance Rings ............................................................................................................................... 18
Mechanical Seal ............................................................................................................................... 18
Figure 2-5: Typical Mechanical Seal Overview................................................................... 18
Ball and Tapered Bearings ............................................................................................................... 19
2.3 Pump Drives ..................................................................................................................... 19
Figure 2-6: Pump / Engine Rotation ................................................................................... 19
Gearbox ............................................................................................................................................ 20
HALE Power Takeoff (PTO) Driven Pumps ...................................................................................... 20
Hale Engine Mounted Pumps (-M Series) ........................................................................................20
2a Accessories ............................................................................................................. 21
2a.1 Anodes .............................................................................................................................. 21
Figure 2a-1: Hale 1-1/4” NPT Anode .................................................................................. 21
2a.2 Auxiliary Cooling.............................................................................................................. 22
2a.3 Pressure and Relief Valve Control.................................................................................. 22
Figure 2a-2: P Series Relief Valve System Arrangement................................................... 22
Thermal Relief Valves (TRV) .......................................................................................................... 23
Figure 2a-3: Thermal Relief Valve, TRV............................................................................. 23
TRV-L Kit.................................................................................................................................... 24