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INSTALLATION MANUAL FOR WATER HEATER EXPANSION TANK
Please read the following instructions carefully.
Keep this manual with the tank for future reference.
THIS IS THE SAFETY ALERT SYMBOL. IT IS USED TO ALERT
YOU TO POTENTIAL PERSONAL INJURY AND OTHER
HAZARDS. OBEY ALL SAFETY MESSAGES THAT FOLLOW
THIS SYMBOL TO REDUCE THE RISK OF PERSONAL
INJURY AS WELL AS PROPERTY DAMAGE.
READ CAREFULLY THE PRODUCT INSTALLATION,
TO FOLLOW THE INSTRUCTIONS AND WARNINGS IN THE MANUAL
MAY RESULT IN SERIOUS OR FATAL INJURY AND/OR PROPERTY
DAMAGE, AND WILL VOID THE PRODUCT WARRANTY. FOLLOW ALL
APPLICABLE LOCAL AND STATE CODES AND REGULATIONS, IN THE
ABSENCE OF SUCH CODES, FOLLOW THE CURRENT EDITIONS OF THE
NATIONAL PLUMBING CODE AND NATIONAL ELECTRIC CODE,
AS APPLICABLE.
causing serious or fatal injury, leaking or flooding and/or property damage.
To minimize risk, periodically inspect the Product. A drip pan connected to
an adequate drain must be installed if leaking or flooding could cause
property damage. Do not locate in an area where leaking could cause
property damage to the area adjacent to the appliance or to lower floors of
the structure.
requirement or maximum working pressure designated in the Product
Manual, whichever is less. Do not expose Product to freezing temperatures
or temperatures in excess of 200° F. Do not adjust the pre-charge or
re-pressure this Product except for any adjustments required at the time of
initial installation, especially if Product is corroded, damaged or with
diminished integrity. Adjustments to pre-charge must be done at ambient
temperature only. Failure to properly size the Product or follow these
instructions may result in excessive strain on the system lead to Product
failure, serious or fatal personal injury, leakage and/or property damage.
should test for corrosive elements, acidity, total solids and other relevant
contaminants, including chlorine and treat your water appropriately to
insure satisfactory performance and prevent premature failure.
Note: Inspect for shipping damage and notify freight carrier or store where
purchased immediately if damage present. To avoid risk of personal injury
and property damage, if the product appears to be malfunctioning or
shows signs of corrosion, call a qualified professional immediately. Current
copies of the Product manual can be viewed at www.waterworkerdiy.com.
Use proper safety equipment when installing.
temperature can exceed 200° F and do not exceed the maximum working
pressure specified for this Product.
code requirement or maximum working pressure designated in the
Product Manual, whichever is less. At least once every 3 years or if
discharge is present, inspect the temperature and pressure relief valve
and replace if corrosion is evident or the valve does not function.
FAILURE TO INSPECT THIS VALVE AS DIRECTED COULD RESULT IN
UNSAFE TEMPERATURE OR PRESSURE BUILD-UP WHICH CAN RESULT
IN PRODUCT FAILURE, SERIOUS INJURY OR DEATH AND/OR SEVERE
PROPERTY DAMAGE AND VOID THE PRODUCT WARRANTY.
TO FAIL.
OPERATING AND MAINTENANCE MANUAL. FAILURE
This Product, like most Products under pressure, may
over time corrode, weaken and burst or explode,
RUPTURE OR EXPLOSION HAZARD A relief valve must
be installed to prevent pressure in excess of local code
Chlorine & Aggressive Water: The water quality can
significantly influence the life of this Product. You
Use only with potable water system. Do not operate in
a setting with freezing temperatures or where the
EXPLOSION OR RUPTURE HAZARD! A relief valve
must be installed to prevent pressure in excess of local
FAILURE TO PROPERLY SEAL VALVE CAP WILL
RESULT IN LOSS OF PRECHARGE CAUSING PRODUCT
PRE-INSTALLATION
1. Remove valve cap and adjust air charge to match cold water supply
pressure. Replace cap tightly to prevent air loss.
2. Identify an installation point on the cold water line between the water
heater and backflow preventor or other one-way device.
See reverse side for warranty information.
Part #: 9015-896 (11/13)
INSTALLATION
G5 and G12 with Saddle Valve (Use with Copper Pipe Only)
1. Shut the cold water supply off and relieve water pressure.
2. Assemble the saddle valve to the piping as shown. Using wrench
provided, tighten the saddle valve to pierce the line and compress the
gasket seal. Alternate screws while tightening.
3. Install the tank using pipe sealing tape or paste.
4. Open the cold water supply and check for leaks.
TANK
Cold Water
Supply
One-Way
Device
WRENCH
SCREWS
PIPE
GASKET
PIN
FITTING
Water Heater
Expansion Tank
G5 & G12
Hot Water
Water
Heater
G5L and G12L Direct Connection
1. Shut the cold water supply off and relieve water pressure.
2. Install a pipe tee with a 3/4" NPTF threaded connection.
3. Thread the tank into the tee using pipe sealing tape or paste.
4. Open the cold water supply and check for leaks.
G5L & G12L
THREADED TEE
(NOT INCLUDED)
TANK
Hot Water
Cold Water
Supply
One-Way
Device
Water Heater
Expansion Tank
Water
Heater
MAINTENANCE
The installation should be inspected annually and more often as the system
ages. Check for signs of corrosion and indicators of excessive water
pressure levels, if any are present the unit should be replaced.
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WATER WORKER® LIMITED PRODUCT WARRANTY
Products covered: all Products manufactured by WATER WORKER. (“WATER WORKER”) .
This warranty cannot be transferred – it is extended only to the original Purchaser or First User of the Product. By accepting and
keeping this Product you agree to all of the warranty terms and limitations of liability described below.
IMPORTANT WARNING – READ CAREFULLY THE INSTALLATION, OPERATING AND MAINTENANCE INSTRUCTIONS MANUAL
(“MANUAL”) to avoid serious personal injury and/or property damage and to ensure safe use and proper care of this product
Who Receives WATER WORKER’s Product Warranty
All purchasers or first users of the new Product. The Warranty is non-transferable.
What is covered by this Warranty
WATER WORKER warrants to the purchaser or first user of the new Product that at the time of manufacture, the Product is free
from defects in material and workmanship. Any warranty claim must be made within one (1) year unless another time period is
set forth in the Manual, measured from the time the Product was purchased.
What WATER WORKER Will Do If You Have a Covered Warranty Claim
In the event of a breach of the foregoing warranty, WATER WORKER will at its option either make repairs to correct any defect in
material or workmanship or supply and ship either new or used replacement parts or products. WATER WORKER will not accept
any claims for labor or other costs.
What This Warranty Does Not Cover - Exclusions and Limitations
This Warranty does not cover any failure or problem unless it was caused by a defect in material or workmanship. In addition, this
Warranty shall not apply:
• if the Product is not correctly installed, operated, repaired or maintained as described in the Manual provided with the Product;
• to any failure or malfunction resulting from abuse (including freezing); improper or negligent: handling, shipping (by
anyone other than WATER WORKER), storage, use, operation, accident; or alteration, lightning, flood or any other
environmental condition;
• to any failure or problem resulting from the use of the Product for any purpose other than those specified in the accompanying
Manual or alteration of any part of the product;
• this Warranty does not cover labor costs, shipping charges, service charges, delivery expenses, administrative fees or any costs
incurred in removing or reinstalling the Product;
• this Warranty does not cover any claims submitted to WATER WORKER or a WATER WORKER-authorized distributor or retailer
more than 30 days after expiration of the applicable warranty time period described in this Warranty;
• this Warranty also does not cover repair or replacement costs not authorized in advance by WATER WORKER.
Additional Warranty Limitations
ALL IMPLIED WARRANTIES, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE SPECIFICALLY DISCLAIMED.
Limitations of Remedies
THE REMEDIES CONTAINED IN THIS WARRANTY ARE THE PURCHASER’S OR FIRST USER’S EXCLUSIVE REMEDIES. IN NO
CIRCUMSTANCES WILL WATER WORKER BE LIABLE FOR MORE THAN, AND PURCHASER-FIRST USER’S REMEDIES SHALL NOT
EXCEED, THE PRICE PAID FOR THE PRODUCT. IN NO CASE SHALL WATER WORKER BE LIABLE FOR ANY SPECIAL, INDIRECT,
INCIDENTAL OR CONSEQUENTIAL DAMAGES, WHETHER RESULTING FROM NON-DELIVERY OR FROM THE USE, MISUSE, OR
INABILITY TO USE THE PRODUCT OR FROM DEFECTS IN THE PRODUCT OR FROM WATER WORKER’S OWN NEGLIGENCE OR
OTHER TORT. This exclusion applies regardless of whether such damages are sought for breach of warranty, breach of contract,
negligence, strict liability, in tort or under any other legal theory. Such damages include, but are not limited to, inconvenience, loss
or damage to property, mold, loss of profits, loss of savings or revenue, loss of use of the Products or any associated equipment,
facilities, buildings or services, downtime, and the claims of third parties including customers.
What To Do If You Have a Problem Covered By This Warranty
Any covered Warranty service must be authorized by WATER WORKER. Contact the person from whom you purchased the
Product, who must receive authorization from a WATER WORKER distributor or WATER WORKER. If you do not receive a prompt
response, call 877-324-8863. Notice of a Warranty claim should be submitted by the authorized distributor for WATER WORKER.
Before WATER WORKER determines to provide any replacement part or Product, it may as a pre-condition to making such a
determination require that the warranty claimant ship the Product, postage prepaid to an authorized WATER WORKER distributor,
or to WATER WORKER and provide proof of purchase evidenced by the original sales receipt or Product registration.
Replacement Product Warranty
In case of replacement of a Product or any component part, WATER WORKER reserves the right to make changes in the design,
construction, or material of the substitute components or products, which shall be subject to all of the terms and limitations of this
Warranty, except that the applicable warranty periods shall be reduced by the amount of time the warranty claimant owned the
product prior to submitting notification of the warranty claim.
T: 401.884.6300 • F: 401.885.2567 • www.waterworkerdiy.com
WATER WORKER is a registered trademark in the U.S. and elsewhere. All rights reserved.
Part #: 9015-896 (11/13)