Warren Controls 377 Installation, Operation & Maintenance Instructions Manual

Warren Controls 377 Installation, Operation & Maintenance Instructions Manual

Float cage lever valves

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PRODUCT OVERVIEW
This document covers the installation, operation and main-
tenance of the 377 Float Cage and the 326L and 322L Lever
Valves presented in the "Level Controls and Accessories",
Product Specification.
GENERAL INFORMATION
The instructions given herein cover generally the opera-
tion and maintenance of subject equipment. Should any
questions arise which may not be answered specifically by
these instructions, they should be referred to Warren Con-
trols Inc. for further detailed information and technical as-
sistance. This manual cannot possibly cover every situation
connected with the operation, adjustment, inspection, test,
overhaul and maintenance of the equipment furnished. Ev-
ery effort is made to prepare the text of this manual so that
engineering and design data is transformed into the most
easily understood wording. Warren Controls Inc., in furnish-
ing this equipment and this manual, must presume that the
377 FLOAT CAGE/326L
& 322L LEVER VALVES
INSTALLATION, OPERATION
& MAINTENANCE INSTRUCTIONS

TABLE OF CONTENTS

Overview .................................................Cover
General Information ............................Cover
Operation .........................................................4
Installation ...................................................4-6
Maintenance ...................................................7
Overhaul ...........................................................7
Information Present ............................... 8-10
Specifications .........................................11-13
Parts / Overhaul ....................................14-15
Packing Adjustment .................................. 15
Parts Kits ..................................................16-18
Drawings..................................................19-27
operation and maintenance personnel assigned there to have
sufficient technical knowledge and experience to apply sound
safety and operational practices which may not be covered
herein. In applications where Warren Controls Inc. furnished
equipment is to be integrated with a process or other ma-
chinery, these instructions should be thoroughly reviewed to
determine the proper integration of the equipment into the
overall plant operational procedures. Warren Controls does
not assume responsibility for the selection, use, or mainte-
nance of any product. Responsibility for proper selection,
use, and maintenance of any Warren Controls product re-
mains solely with the purchaser and end-user.

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Summary of Contents for Warren Controls 377

  • Page 1: Table Of Contents

    Drawings..........19-27 377_326L_322L_IOM_RevCa_0518 PRODUCT OVERVIEW This document covers the installation, operation and main- tenance of the 377 Float Cage and the 326L and 322L Lever Valves presented in the “Level Controls and Accessories”, Product Specification. GENERAL INFORMATION The instructions given herein cover generally the opera- operation and maintenance personnel assigned there to have tion and maintenance of subject equipment.
  • Page 2 WARNING CHECK FLOAT CAGE AND/OR LEVER VALVE FOR ANY DAMAGE DUE TO IMPROPER STORAGE OR TRANSPORTATION. IMMEDIATELY NOTIFY YOUR SALES ORGANIZATION OF ANY DAMAGED GOODS UPON RECEIPT. DO NOT ATTEMPT TO MOVE OR DISTURB THE FLOAT CAGE AND/OR LEVER VALVE FURTHER SO PHOTOS MAY BE TAKEN.
  • Page 3 Warren Controls Level Controls. Demand for water reduces the liquid level in the tank. The [A] 377 Float Cage opens the [B] 322L or 326L Lever Valve to supply intake water to the tank. When the water reaches the desired level the float cage closes the lever valve to accurately maintain the liquid at the desired level.
  • Page 4: Operation

    • A rising or falling liquid level in a tank raises or lowers the float ball in the 377 Float Cage. This motion is converted to force through the rotation of the float rod and lever arm (lever) about the float shaft assembly. The force is transmitted through the turnbuckle assembly to the lever actuator of a 326L or 322L Lever Valve where it is used to open or close the valve.
  • Page 5: Installation

    When the maximum desired water level in the tank is reached the 377 closes the lever valve stopping the flow of water into the tank. When the lever valve is closed its lever is horizontal, the turnbuckle is vertical, the end of the 377 lever connected to the turnbuckle is at its lowest point in rising lever opens valve applications and at its highest point in rising lever closes valve applications.
  • Page 6 Connect the turnbuckle to the correct hole on the lever valve lever. Push the end of the 377 lever farthest away from the float ball down until you hear the float ball hit the top of the 377. With the lever valve lever down as far as it will go (horizontal) for rising lever opens valve applications or up as far as it will go (horizontal) for rising lever closes valve applications adjust the turnbuckle length and connect the turnbuckle to the 377 lever at the correct dimension “L”.
  • Page 7: Maintenance

    OVERHAUL – 377 FLOAT CAGE, AND 326L OR 322L LEVER VALVE • Rebuilding of the 377 Float Cage and 326L or 322L Lever Valve should not be necessary under normal operating conditions. Should the 377 Float Cage and 326L or 322L Lever Valve become worn or defective, parts kits are available. See Parts/ Overhaul. LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES...
  • Page 8: Information Present

    This information is important for identifying the float cage, installing it correctly, and obtaining parts. An example of the current factory serial number label used on 377 float cages is shown here. The accompanying table identifies the information present and where to find it on the float cage. There may also be other casting numbers and foundry marks present that do not provide useful information.
  • Page 9 On valve body • On Flow Diagram Plate attached to mounting boss on valve body between the end connections (S/S valves ½ thru 1 inch). Valve Body Material On valve body • If CF8M is cast on the valve the valve body material is 316 stainless steel. LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 10 Customer specific tagging may also present. The labels or plates used, and information present, on Warren Controls other product lines or older valves may be different, contact the factory for details. FACTORY SERIAL NUMBER LABEL...
  • Page 11: Specifications

    APPLICATION: The 377 Float Cage opens a 322L or 326L Lever Valve to supply intake water to a tank. When the water reaches the desired level the Float Cage closes the Lever Valve to accurately maintain the liquid at the desired level. Buoyancy of its internal float ball provides the force to actuate the lever valve.
  • Page 12 VA2609EC-L000 APPLICATION: A 377 Float Cage opens the 326L Lever Valve to supply intake water to a tank. When the water reaches the desired level the Float Cage closes the Lever Valve to accurately maintain the liquid at the desired level. The 326L combines a balanced, 326L LEVER VALVE pilot operated, single seated Type 26 globe valve with a rugged lever actuator.
  • Page 13 FLOW COEFFICIENTS Cv: 326L/322L Valve Size (IN) Valve 1-1/4 1-1/2 2-1/2 326L 322L FLOW CAPACITIES: 326L 326L Valve Size (IN) Valve Size (IN) DP (PSI) 1-1/4 1-1/2 DP (PSI) 1-1/2 2-1/2 LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 14: Parts / Overhaul

    377 FLOAT CAGE PARTS / OVERHAUL Damaged or worn parts can decrease performance and shorten the life of the float cage. A damaged float ball and/or float rod can result in poor control and poor shut-off of the attached lever valve.
  • Page 15: Packing Adjustment

    Parts kits come with complete step-by-step instructions. Each kit has its own part number. Please provide the valve’s serial number to ensure getting the correct kit part number and correct parts. LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 16: Parts Kits

    Two different parts kits are available. The float ball kit allows for the float ball to be replaced. The replacement neck assembly kit allows for the entire neck assembly including the float rod, float arm shaft, and bonnet, minus the float ball, to be replaced. 377 FLOAT BALL KIT - SEE DWG 03770524101 ITEM...
  • Page 17 SEE DWG C3769950 ITEM DESCRIPTION ITEM DESCRIPTION BONNET BEARING BONNET FOR 26 ST STL VALVE WITH TEFLON V-RING PACKING - SEE DWG C3760953 ITEM DESCRIPTION ITEM DESCRIPTION BONNET BONNET BEARING LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 18 22 VALVE PARTS KITS (PROVIDE VALVE SERIAL NUMBER TO GET KIT PART NUMBERS) Three different kinds of parts kits are available. The repack kit allows a valve to be repacked. The repack/ inspection kits allow a valve to be opened for inspection of internal parts and then repacked. The rebuild/ repack kits allow a valve to be overhauled and then repacked.
  • Page 19: Drawings

    DRAWING 03770524101-1 Type 377 Float Cage LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 20 DRAWING 03770524101-2 Type 377 Float Cage 2600 Emrick Blvd • Bethlehem, PA 18020 • USA • 800-922-0085 • www.warrencontrols.com...
  • Page 21 DRAWING 00260521101 Type 26 Bronze Valve Body Assembly LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 22 DRAWING 00260521102 Type 26 Stainless Steel Valve Body Assembly 2600 Emrick Blvd • Bethlehem, PA 18020 • USA • 800-922-0085 • www.warrencontrols.com...
  • Page 23 DRAWING 00220521101 Type 22 Valve Body Assembly LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 24 DRAWING C3760953 Teflon V-ring Packing Type 26 Stainless Steel 2600 Emrick Blvd • Bethlehem, PA 18020 • USA • 800-922-0085 • www.warrencontrols.com...
  • Page 25 DRAWING C3769950 Teflon V-ring Packing Type 26 Bronze & Type 22 LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 26 DRAWING C3769956 EPDM Lip Packing Type 22 2600 Emrick Blvd • Bethlehem, PA 18020 • USA • 800-922-0085 • www.warrencontrols.com...
  • Page 27 DRAWING 03000521101 Lever Actuator LEVEL CONTROLS_IOM 377 FLOAT CAGE/326L & 322L LEVER VALVES 377_326L_322L_IOM_RevCa_0518...
  • Page 28: 377_326L_322L_Iom_Revca_0518

    377_326L_322L_IOM_RevCa_0518 2600 EMRICK BLVD • BETHLEHEM, PA 18020 • USA •800-922-0085 • WWW.WARRENCONTROLS.COM DEPENDABLE, RUGGED, PRECISION CONTROL VALVES AND ACCESSORIES...

This manual is also suitable for:

326l322l

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