User Manual

ManualsBrandsDunkirk ManualsWater boilerH2OBT Stainless Steel Buffer Tanks

P/N# 615000057, Rev. C [03/2015]

An ISO 9001-2008 Certified Company

ECR International, Inc.

2201 Dwyer Avenue, Utica NY 13501

web site: www.ecrinternational.com

Information and specications outlined in this manual in effect at the time of printing of

this manual. ECR International reserves the right to discontinue, change specications

or system design at any time without notice and without incurring any obligation,

whatsoever.

Conforms to UL STD 174

Certied to CAN/CSA STD C22.2 No. 110-94

22, 40, 60, 80, 115 Gallon

2 = 2 inch NPT Pipe Connections

112 = 1½ inch NPT Pipe Connections

114 = 1¼ inch NPT Pipe Connections

WC = With Coil

HYDRONIC BUFFER

TANKS

INSTALLATION, OPERATION &

MAINTENANCE MANUAL

Summary of content (8 pages)

PAGE 1
H2O HYDRONIC BUFFER TANKS INSTALLATION, OPERATION & MAINTENANCE MANUAL 22, 40, 60, 80, 115 Gallon 2 = 2 inch NPT Pipe Connections 112 = 1½ inch NPT Pipe Connections 114 = 1¼ inch NPT Pipe Connections WC = With Coil Conforms to UL STD 174 Certified to CAN/CSA STD C22.2 No. 110-94 Information and specifications outlined in this manual in effect at the time of printing of this manual.
PAGE 2
MODELS H2OBT802 H2OBT80112 H2OBT80114 H2OBT802WC H2OBT80112WC H2OBT80114WC H2OBT1152 H2OBT115112 H20BT115114 H2OBT1152WC H2OBT115112WC H2OBT115114WC H2OBT22114 H2OBT402 H2OBT40112 H2OBT40114 H2OBT402WC H2OBT40112WC H2OBT40114WC H2OBT602 H2OBT60112 H2OBT60114 H2OBT602WC H2OBT60112WC H2OBT60114WC SAVE THESE INSTRUCTIONS Hazard Definitions The following defined terms are used throughout this manual to bring attention to the presence of hazards or various risk levels or to important information concerning th
PAGE 3
I. General Information IMPORTANT INFORMATION – READ CAREFULLY NOTE: The equipment shall be installed in accordance with those installation regulations required in the area where the installation is to be made. These regulations shall be carefully followed in all cases. Authorities having jurisdiction shall be consulted before installations are made. All wiring on water heaters shall be in accordance with the National Electrical Code and/or local regulations.
PAGE 4
II. IMPORTANT SAFETY INSTRUCTIONS ! WARNING – When using electrical appliances, basic safety precautions to reduce the risk of fire, electric shock, or injury to persons should be followed, including: READ ALL INSTRUCTIONS BEFORE USING THIS BUFFER TANK. 1. This tank must be grounded if any electrical control is used. Connect only to properly grounded outlet. 2. 3. 4. 5.
PAGE 5
Model H2OBT22XXX Volume (gal.) 22 A Height 24.5 B 15.0 C D Diameter 8.0 22.5 Connections (NPT) Max. Working Pressure (psi) 1¼" 60 Approx. Ship wt. (lbs.) 35 H2OBT40XXX 40 42.0 29.0 9.0 22.5 Specify 60 87 H2OBT60XXX 60 42.0 29.5 9.5 26.5 1¼", 1½" 60 115 H2OBT80XXX 80 52.0 39.5 9.5 26.5 or 2" NPT 60 125 H2OBT115XXX 115 72.0 59.5 9.5 26.5 or 2" NPT 60 160 The buffer tanks are all stainless steel construction, insulated with a thermoplastic jacket.
PAGE 6
Buffer Tank Sizing - Calculating Capacity The buffer tanks are a simple, cost effective way to improve overall system efficiency by reducing unnecessary equipment short cycling. The recommended capacity or volume of a buffer tank is based on four variables. 1. The duration of the heating or cooling source “on time”. (minutes) The desired length of “on time” for each run cycle depends on the type of equipment used.
PAGE 7
ECR International, Inc. LIMITED WARRANTY HYDRONIC BUFFER TANKS & SOLAR HOT WATER STORAGE TANKS By this Limited Warranty ECR International, Inc.
PAGE 8
regulations; (d) misapplication or the use of the Product for purposes other than for which it was designed; (e) the use of parts not supplied or designated by ECR; (f) failure to maintain the Product free of water sediments or scale deposits; (g) components of a Product which are not defective, but must be replaced during the warranty period as a result of reasonable wear and tear; (h) failure of a component, control or component part other than a component part manufactured solely by ECR; or (i) potable w