CV Flow Control closed or Readjust or disassemble 10. If opening and closing speed controls (Cla-Val CV) are clogged. and clean. installed on the valve assembly, fine tune the opening and closing Pilot control (CRA or Remove disc retainer speed of the main valve while performing step 9.
(usually atmosphere) the line pressure With the use of a Cla-Val. "modulating chamber the valve closes drip-tight. (5 psi Min.) at the valve inlet opens the control," which reacts to line pressure valve.
When flow is “up-and-over the seat,” it is in “normal” flow and the valve will fail in the open position. When flow is “over- 2. Cla-Val Model X101 Valve Position Indicator. This pro- the seat-and down,” it is in “reverse” flow and the valve will fail in the closed position.
Page 9
Tight Sealing Check (#3) 6. If the valve has a Cla-Val X101 Position Indicator, observe the indicator to see that the valve opens wide. Mark the point of max- 13. Test for seat leakage after completing checks #1 & #2 (Steps imum opening.
Page 10
Thread Size (UNF Internal) Preventative Maintenance 1 1/4" —2 1/2" 10—32 3"—4" 1/4—28 The Cla-Val Co. Model 100-01 Hytrol Valve requires no lubrication 6"—14" 3/8—24 or packing and a minimum of maintenance. However, a periodic 16" 1/2—20 inspection schedule should be established to determine how the 24"...
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566 Inspection of Parts Lime Deposits After the valve has been disassembled, each part should be One of the easiest ways to remove lime deposits from the valve examined carefully for signs of wear, corrosion, or any other stem or other metal parts is to dip them in a 5-percent muriatic abnormal condition.
The reduced cavitation characteristics of the 100-20 Hytrol Valve is the basis for the Cla-Val 600 Series. The rugged simplicity of design and packless construction assure a long life of dependable, trouble-free operation. It's smooth flow passages and fully guided...
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566 Specifications Model 100 -20 Available Sizes Operating Temp. Range Pattern Flanged Fluids Globe 3”,4”,6”,8”,10”,12”,14”,16”,18”,20”,24”,30” -40° to 180° F 4”,6”,8” Angle Pressure Ratings (Recommended Maximum Pressure - psi) Pressure Class Valve Body & Cover Flanged ANSI Grade...
Service and Installation Cla-Val Control Valves operate with maximum efficiency when mounted in horizontal piping with the main valve cover UP, however, other positions are acceptable. Due to component size and weight of 10 inch and larger valves, installation with cover UP is advisable. We recommend isolation valves be installed on inlet and outlet for maintenance.
Page 17
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566...
Page 18
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566...
Page 19
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566...
It may be used as a self- To check for proper alignment proceed as follows: contained valve or as a pilot control for a Cla-Val Co. main valve. It will hold a constant downstream pressure at the remote sensing point within Rotate diaphragm clockwise and counterclockwise as far as possible.
Page 21
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566 PARTS LIST REMOTE SENSING TYPE Pressure Reducing Control When ordering parts specify: • All nameplate data • Description • Item number ADJ. SIZE STOCK SEAT RANGE (inch) NUMBER (psi) 79744-03D 15-75 79744-04B 30-300 79744-06G...
Page 22
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566...
Page 23
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566...
Page 24
DESCRIPTION 1. Place diaphragm (3) on top of yoke (11) place diaphragm The Cla-Val CDHS-18 Differential Control Valve is a normally open, spring washer (4) over diaphragm with rounded edges down or next loaded, diaphragm type valve that operates hydraulically and is designed to diaphragm.
Page 25
F), and the size of the external connection (refer to column B or G). CLA-VAL P.O. Box 1325 ¥ Newport Beach, CA 92659-0325 ¥ Phone: 949-722-4800 ¥ Fax: 949-548-5441 ¥ E-mail: claval@cla-val.com ¥ Website cla-val.com Distributed By: M&M Control Service, INC.
Page 26
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566...
(400) wet or dry sandpaper can be used with water. Rinse parts in water before handling. An appropriate solvent can The Cla-Val Model CV Flow Control is a simply-designed, clean parts used in fueling service. Dry with compressed air spring-loaded check valve. Rate of flow is full flow in one direc- or a clean, lint-free cloth.
Page 28
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566 PARTS LIST 3/8" Flow Control ADJUSTING STEM (TURN CLOCKWISE TO INCREASE RESTRICTION) 2.12 STAMP PART NO. ON SMOOTH SURFACE RESTRICTED FLOW 3/8 - 18 NPT 1.84 When ordering parts, please specify: •...
Page 29
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566...
Distributed By: M&M Control Service, Inc. http://www.mmcontrol.com/claval-index.php 800-876-0036 847-356-0566 PARTS LIST Strainer Standard 60 mesh pilot system strainer for fluid service. ITEM DESCRIPTION MATERIAL Pipe Plug Steel SIZE STOCK NUMBER Strainer Plug Brass 3/8 x 3/8 33450J Gasket Copper Screen Monel Body Brass...
Proper Identification For ordering repair kits, replacement parts, or for inquiries concerning valve operation it is important to properly identify Cla-Val products already in service. Include all nameplate data with your inquiry. Pertinent product data includes valve function, size, material,...
This warranty shall not apply if the product has been altered or repaired by assume any additional liability or responsibility in connection with others, and Cla-Val shall make no allowance or credit for such repairs or the product. The liability of Cla-Val is limited to material alterations unless authorized in writing by Cla-Val.
When ordering, please give complete nameplate data of the valve and/or control being repaired. MINIMUM ORDER CHARGE APPLIES CLA-VAL P.O. Box 1325 ¥ Newport Beach, CA 92659-0325 ¥ Phone: 949-722-4800 ¥ Fax: 949-548-5441 ¥ E-mail: claval@cla-val.com ¥ Webiste cla-val.com Distributed By: M&M Control Service, INC.
Need help?
Do you have a question about the 49-01/649-01 and is the answer not in the manual?
Questions and answers