Page 2 of 38
Table of Contents
Introduction 3
General Description 3
Pumping Principle 3
HD Models 4
HD Process Pump Numbering System 5
Temperature Limits of HD Process Pump Materials 6
Installation 7
Packing Adjustment 8
Lubrication Requirements 8
Lubrication Instructions for Tuthill Process Pumps 8
70A, 120A, and 330 Pumps Isometric Drawing
(Models Starting w/ O5 & Packing) 10
General Parts List for 70A, 120A, and 330 Pumps 11
70A, 120A, and 330 Pumps Isometric Drawing
(Models Starting w/ O5 & Tuseals) 12
General Parts List for 70A, 120A, and 330 Pumps 13
70A, 120A, and 330 Pumps Isometric Drawings
(Models Starting w/ O5 & Mech. Seals) 14
General Parts List for 70A, 120A, and 330 Pumps 15
Disassembly & Reassembly for 70A, 120A, & 330 Pumps 16
Fluid Chamber Check Points 16
Major Disassembly Instructions 19
Reassembly 19
Chamber Clearances 21
600 Pumps Isometric Drawing with Packing
(Models Starting w/ O5) 22
General Parts List for Model 600 Pumps 23
600 Pumps Isometric Drawing
(Models Starting w/ O5 & Tuseals) 24
General Parts List for Model 600 Pumps 25
600 Pumps (Models Starting w/ O5 & Mech. Seals) 26
General Parts List for Model 600 Pumps 27
Disassembly & Reassembly for Model 600 Pumps 28
Fluid Chamber Check Points 29
Reassemble In Accordance With Minor Reassembly 30
Major Disassembly Instructions 31
Reassembly 31
Chamber Clearances 32
Packings 33
Torque For Shaft Locknuts 35
Torque For Faceplate Bolts 35
Common Causes of Pump Problems 36
Troubleshooting 37
Material Returns 38
Warranty 38
Contact Information 38
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