Submittal Sheet

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Model Material in. mm in. mm in. mm lbs. Kg lbs. Kg
329 Cast Iron 4-1/4 108 3-3/4 95 1-3/8 35 2.4 1.4 30 14
329-T Cast Iron 4-3/8 111 3-3/4 95 1-3/8 35 2.4 1.4 30 14
335 Bronze 3-3/4 95 3-3/4 95 1-3/8 35 2.4 1.4 30 14
Submittal Data Information
Pressure Reducing Valves, Dual Controls
Submittal Data # 101-005
Supersedes: 101-005 Dated: 10/1/89
Effective: 1/1/03
Purpose
To automatically feed water to a system whenever pressure in the system drops below
the pressure setting of the valve. The Dual Control combines the Boiler Feed Valve
with an in-line Pressure Relief Valve connected at the outlet end.
Pressure Reducing Valves Dimensions & Weights
Taco Incorporated, 1160 Cranston Street, Cranston, RI 02920 / [phone] / Fax [phone]
Taco (Canada) Ltd., 6180 Ordan Drive, Mississauga, Ontario L5T 2B3 / [phone] / Fax [phone]
www.taco-hvac.com
H YDRONI C C OMPO N E NT S & S YSTE M S
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Model Material
in. mm in. mm in. mm lbs. Kg lbs. Kg
334 Cast Iron 7-1/4 184 3-3/4 95 1-3/8 35 3.9 1.8 24 11
334-T Cast Iron 7-3/8 187 3-3/4 95 1-3/8 35 3.9 1.8 24 11
Dual Controls Dimensions & Weights
Model 335Models 329 & 329-T
Models 334 & 334-T
Features
• Fast Fill Rate on All Models.
• Exclusive Fast Fill Lever Lock.
• Built-In Check to Prevent Emptying the System
if Incoming Pressure Fails.
• Adjustable Set Pressure of 10 to 25 psi.
• Pressure Setting Adjustment Separated from
Fast Fill Lever for Easy, Fast Adjustment.
Performance Data
Pressure Reducing Valves
Maximum Fluid Temperature: 212ºF (100ºC)
Maximum Supply Side Pressure: 100 psi (689kpa)
Set Pressure Range: 10 - 25 psi (69 - 172kpa)
Factory Setting of System Side: 12 psi (83kpa)
Performance Data
Dual Controls
Maximum Fluid Temperature: 212ºF (100ºC)
Maximum Supply Side Pressure: 100 psi (689kpa)
Relief Valve Set to Release at: 30 psi
(207kpa)
Connection Sizes
Model 329: 1/2” Sweat Union Inlet, 1/2” NPT Outlet
Model 329-T: 1/2” NPT Union Inlet, 1/2” NPT Outlet
Model 335: 3/4” NPT Union Inlet, 3/4” NPT Outlet
Model 334: 1/2” Sweat Union Inlet, 1/2” NPT Outlet
Model 334-T: 1/2” NPT Union Inlet, 1/2” NPT Outlet
101-005
Do it Once. Do it Right.
Taco, Inc., 1160 Cranston Street, Cranston, RI 02920 Telephone: [phone] Fax: [phone]
Taco (Canada), Ltd., 6180 Ordan Drive, Mississauga, Ontario L5T 2B3 Telephone: [phone] Fax: [phone]
Visit our website at: www.taco-hvac.com
Printed in USA
Copyright 2005
TACO, Inc.
Pressure Reducing Valves, Dual Controls
Numbers: 329, 329T, 335, 334, 334T Supersedes: October 1, 1989 Effective: January 1, 2003
Submittal Data Information
Job: Engineer:
Contractor:
Rep:
ITEM NO. MODEL NO.