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CAST IRON AND STAINLESS STEEL MODELS
RISING STEM AND NON-RISING STEM STYLES
Installation, Operation and Maintenance Manual
A. General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 2
B. Installation Information
C. Literature Sheet, Cast Iron Mud Valves . . . . . . . . . . . . . . . . . . . Page 4
(Catalog Page G-21)
D. Literature Sheet, Cast Stainless Steel Mud Valves
(Catalog Page G-25)
E. Product Drawing, Cast Iron Mud Valves, Non-Rising Stem . . . . . . . . Page 6
(Catalog Page G-22)
F. Product Drawing, Cast Iron Mud Valves, Rising Stem
(Catalog Page G-23)
G. Product Drawing, Cast Stainless Steel Mud Valves, Non-Rising Stem . . Page 8
(Catalog Page G-26)
H. Product Drawing, Cast Stainless Steel Mud Valves, Rising Stem
(Catalog Page G-27)
I.
Position Indicator Installation in Floor (Optional) . . . . . . . . . . . . . Page 10
J. Position Indicator Installation over open tank (Optional) . . . . . . . . . Page 11
K. Operation of Mud Valves
L. Maintenance of Mud Valves . . . . . . . . . . . . . . . . . . . . . . . . . Page 12
M. Storage of Mud Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 12
N. Trumbull Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 12
TRUMBULL MUD VALVES
Table of Contents
. . . . . . . . . . . . . . . . . . . . . . . . . . . Page 3
. . . . . . . . . . . . . . . . . . . . . . . . . . Page 12
End of Table of Contents
. . . . . . . . . . . . Page 5
Page 1 of 12
. . . . . . . . . . Page 7
. . . . Page 9
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Summary of Contents for Trumbull 367-1414
- Page 1 M. Storage of Mud Valves ......Page 12 N. Trumbull Resources ......Page 12...
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Page 2: General Information
General information: Trumbull Mud Valves are designed for use in draining large volumes of fl uids by means of static head pressure. They are particularly useful in reservoirs, and in tanks of water and wastewater treatment plants, for normal operations, and when draining is required for maintenance or cleaning. -
Page 3: Installation
Installation: To insure proper operation of the Mud Valve, the following instructions must be followed: 1) The Mud Valve must be mounted to a mating fl oorpipe having a standard 125# fl ange. The mounting fl ange should be recessed below the fl oor surface; the mud valve base seating surface should be below the fl... - Page 4 Cast Iron Mud Valves Certified to NSF-61 and NSF-372 in USA and Canada NON-RISING Trumbull Mud Valves are designed primarily for use in STEM STYLE settling tanks of water and wastewater treatment plants. Their intended use is to drain tanks for maintenance or RISING cleaning.
- Page 5 Cast 316 Stainless Steel Mud Valves Heavy-Duty Design – Certified to NSF-61 and NSF-372 in USA and Canada Trumbull Mud Valves are designed primarily for use in settling tanks of water and wastewater treatment plants. Their intended use is to drain tanks for maintenance or cleaning.
- Page 6 Base to Seat surface B - Overall Width at Yoke CAST IRON MUD VALVES Drawn: Revision: NON-RISING STEM TYPE Youngstown, Ohio www.trumbull-mfg.com 10/16/17 02/13/20 Drawn to Scale 09/01/20 Page Revision G-28 Page Page 6 of 12 © 2023 Trumbull Manufacturing...
- Page 7 Stem Bronze, ASTM B584 and must be ordered separately. Yoke Ductile Iron, ASTM A536 (65-45-12) ** Consult Trumbull on the availability of 16" and larger sizes Guide, unthreaded Ductile Iron, ASTM A536 (65-45-12) in the Rising Stem configuration. Guide, threaded Bronze, ASTM B584 Operating Nut, 2"...
- Page 8 C - Valve Opens Flange Thickness B - Overall Width at Yoke CAST T316 SS MUD VALVES Drawn: Revision: NON-RISING STEM TYPE Youngstown, Ohio www.trumbull-mfg.com 07/24/07 02/07/20 Drawn to Scale 09/01/20 Page Revision G-32 Page Page 8 of 12 © 2023 Trumbull Manufacturing...
- Page 9 Stem is coated and greased to prevent galling. Seat Retainer Basin depth in floor for complete draining, 1" minimum. Stem Consult Trumbull on the availability of 16" and larger sizes Guide, Unthreaded in the Rising Stem configuration. Guide, Threaded 2" Square Nut...
- Page 10 Open Left Open Right Model Number Item № Item № Item № Item № 367-9394 367-9393 367-9404 367-9403 367-9396 367-9395 367-9406 367-9405 275T 367-9400 367-9399 367-9410 367-9409 870T 09/01/20 Page Revision Page Page 10 of 12 © 2023 Trumbull Manufacturing...
- Page 11 Open Right Model Number Number of Turns Item № Item № 367-9404 367-9403 0 - 57 367-9406 367-9405 275T 0 - 275 367-9410 367-9409 870T 0 - 870 09/01/20 Page Revision Page Page 11 of 12 © 2023 Trumbull Manufacturing...
- Page 12 Operation: Trumbull mud valves are designed to open left, by turning the stem counterclockwise; they will seat by rotating the stem in a clockwise rotation. The mud valve is manufactured to seal with minimum torque.
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