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This manual must only be used by a qualified installer/service technician. Read all instructions in this manual before installing. Perform
steps in the given order. Failure to comply could result in substantial property damage, severe personal injury, or death.
NOTICE: Westinghouse reserves the right to make product changes or updates without notice and will not be held liable for
typographical errors in literature.
The surfaces of these products contacted by consumable water contain less than 0.25% lead by weight, as required by the Safe
Drinking Water Act, Section 1417.
NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.
Indirect
Water Heaters
INSTALLATION
MAINTENANCE
WI030 / WI040 / WI050
WI060 / WI080 / WI100
For Residential and Commercial Use
START-UP
PARTS
Models
WHL-007 Rev. 10.3.14
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Summary of Contents for Westinghouse WI030
- Page 1 Failure to comply could result in substantial property damage, severe personal injury, or death. NOTICE: Westinghouse reserves the right to make product changes or updates without notice and will not be held liable for typographical errors in literature.
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Page 2: Table Of Contents
The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels, or to important product information. DANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. -
Page 3: Part 1 - General Safety Information
B. BOILER CONNECTIONS ................................9 C. DOMESTIC PIPING INLET ................................. 9 D. AUXILIARY CONNECTIONS ..............................9 E. FILLING THE HEATER ................................9 F. TEMPERATURE AND PRESSURE RELIEF VALVE ........................9 G. SCALDING ....................................10 H. POTABLE EXPANSION TANK ..............................11 I. -
Page 4: When Servicing The Water Heating System
NOTE: Install all system components and piping in such a manner that does not reduce the performance of any fire rated assembly. DO NOT USE THIS WATER HEATER IF ANY PART HAS BEEN UNDERWATER. Immediately call a qualified service technician. Any claims for damage or shortage in shipment must be filed immediately against the transportation company by the consignee. -
Page 5: Water Temperature Adjustment
PRODUCTS TO AVOID AREAS LIKELY TO HAVE CONTAMINANTS Spray cans containing fluorocarbons Dry cleaning/laundry areas and establishments Permanent wave solutions Swimming pools Chlorinated waxes/cleaners Metal fabrication plants Chlorine-based swimming pool chemicals Beauty shops Calcium chloride used for thawing Refrigeration repair shops Sodium chloride used for water softening Photo processing plants Refrigerant leaks... -
Page 6: Locating The Water Heater
Figure 1 – Specifications and Dimensions A. LOCATING THE WATER HEATER This water heater is certified for indoor use only. DO NOT INSTALL OUTDOORS. Outdoor installations ARE NOT covered by warranty. WHL-007 Rev. 10.3.14... -
Page 7: Water Chemistry Requirements
F, such as boiler flue pipes, ducting, etc.). Doing so could result in damages to the water heater. Such damages ARE NOT covered by warranty. Westinghouse recommends a clearance of at least 6” from the water heater to high heat sources. -
Page 8: Part 3 - Heater Piping
Operating temperatures above 135 F will further accelerate the build-up of lime scale and may shorten the service life of the water heater. Failure of the water heater due to lime scale build-up on the heating surface, low pH, or other chemical imbalance IS NOT covered by the warranty. -
Page 9: Boiler Connections
When filling the water heater, open a hot water tap to release air in the tank and piping. Failure to do so could lead to improper water heater operation. DO NOT pipe this water heater with black iron, galvanized steel, steel, or lead pipe. Doing so will result in premature product failure and property damage, and WILL VOID the product warranty. -
Page 10: Scalding
Use both thread tape and pipe dope to install an NPT brass T&P relief valve for hot water storage tanks, as required by local codes, but not less than valves certified as meeting the requirements for relief valves for hot water heaters (ANSI Z21.22 and CAN1-4.4) by a nationally recognized lab that maintains periodic inspection of production listed equipment. -
Page 11: Potable Expansion Tank
APPROXIMATE TIME / TEMPERATURE RELATIONSHIPS IN SCALDS This water heater can deliver scalding water. Be careful More than 5 minutes whenever using hot water to avoid scalding injury. Certain appliances, such as dishwashers and automatic 1 ½ to 2 minutes clothes washers may require increased water About 30 seconds temperature. -
Page 12: Piping
J. PIPING Figure 4 – Typical Expansion Tank Application with Auxiliary Line – LP-451-A NOTES: 1. Minimum pipe size should match connection size. Upsize pipe accordingly if greater flow is required. 2. A thermal expansion tank suitable for potable water must be sized and installed within this piping system between the backflow preventer and the cold water inlet. - Page 13 Figure 5 – Zoning with Zone Valves – LP-451-B NOTES: 1. Minimum pipe size should match connection size. Upsize pipe accordingly if greater flow is required. 2. A thermal expansion tank suitable for potable water must be sized and installed within this piping system between the backflow preventer and the cold water inlet.
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Page 14: Part 4 - Heater Control And Wiring
Figure 6 – Zoning with Circulators NOTES: 1. Minimum pipe size should match connection size. Upsize pipe accordingly if greater flow is required. 2. A thermal expansion tank suitable for potable water must be sized and installed within this piping system between the backflow preventer and the cold water inlet. -
Page 15: Wiring
B. WIRING Wiring is to be done in accordance with all applicable local and state codes. Turn off all power related to the boiler starting and wiring procedures. It is recommended that a disconnect switch be installed between the boiler control and water heater. When wiring the water heater and controls, be sure to label all wires for ease of future maintenance. -
Page 16: Part 5 - Start-Up And Operation
Figure 9 – Wiring with Zone Valves PART 5 – START-UP AND OPERATION 1. Fill the water heater by opening the cold water shut-off valve. Purge air from the system by opening a hot water outlet at a fixture in a kitchen or bathroom. - Page 17 Figure 10 – Replacement Parts ITEM # PART # DESCRIPTION 6070P-035 TERMINAL BLOCK W/ SCREWS DIP TUBE COLD INLET – WI030 6070P-038 DIP TUBE COLD INLET – WI040 6070P-039 DIP TUBE COLD INLET – WI050 7700P-062 DIP TUBE COLD INLET – WI060 6070P-041 DIP TUBE COLD INLET –...
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Page 18: Part 6 - Maintenance And Troubleshooting
PART 6 – MAINTENANCE AND TROUBLESHOOTING Periodic maintenance should be performed by a qualified service technician to assure that all the equipment is operating safely and efficiently. The owner should make necessary arrangements with a qualified heating contractor for periodic maintenance of the heater. Installer must also inform the owner that the lack of proper care and maintenance of the heater may result in a hazardous condition. - Page 19 TROUBLESHOOTING NO HOT WATER PROBLEM POSSIBLE SOLUTION Zone valve not opening Open manually to replace. Circulator not operating Check or replace Tank control set too low Raise tank temperature* (SEE NOTE BELOW) Boiler control set too low Raise boiler temperature Wiring incorrect Recheck wiring Tank control failure...
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Page 20: Customer Installation Record Form
Customer: Please only sign after the installer has reviewed the installation, safety, proper operation, and maintenance of the system. In the case that the system has any problems, please call the installer. If you are unable to make contact, please contact your Westinghouse Sales Representative. Distributor/Dealer: Please insert contact details.
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