Watts 15M2 Series User manual

IS-15M2
Water Hammer Arrestors
Sizes: 1⁄2" – 1" (15 – 25mm)
Available in All PDI Unit Sizes A – F
Fig. 1
Shock
Source
Fig. 2 Shock
Source
May be Installed in
a Horizontal Position
Sizes:
1⁄2" NPT - SIZE A 15mm
3⁄4" NPT - SIZE B 20mm
1" NPT - SIZE C 25mm
1" NPT - SIZE D 25mm
1" NPT - SIZE E 25mm
1" NPT - SIZE F 25mm
Sizes:
1⁄2" Solder - SIZE A 15mm
3⁄4" Solder - SIZE B 20mm
1" Solder - SIZE C 25mm
1" Solder - SIZE D 25mm
1" Solder - SIZE E 25mm
1" Solder - SIZE F 25mm
Series 15M2 and LF15M2
WARNING
!
Read this Manual BEFORE using this equipment.
Failure to read and follow all safety and use information can
result in death, serious personal injury, property damage, or
damage to the equipment.
Keep this Manual for future reference.
1. Install as close to shock source as possible.
2. Install a shock arrestor on both hot and cold lines.
3. Best results are obtained when installed as shown in Figure 1
or Figure 2. They can be installed in concealed locations with-
out access panels.
Operating Pressure
Designed to operate on all domestic and commercial lines at
150psi (10.3 bar) working pressure. Systems which exceed
60psi (414 kPa) shall be installed with a pressure reducing valve
upstream of the unit.
Temperature Range
33°F to 180°F (0.5°C to 82°C)
Installation
May be installed in new or existing plumbing systems with a stan-
dard pipe tee vertically, horizontally or at any angle. Series 15M2
and LF15M2 are factory air charged and permanently sealed. They
may be installed in concealed locations without access panels and
are not rechargeable in the field.
Standards
A.S.S.E. 1010 Approved
ANSI A112.26.1M Approved
Listed by UPC
P.D.I. WH201 Approved & Certified
Installation

IS-15M2 1329 EDP# 2915049 © 2013 Watts
USA: Tel. [phone] • Fax: [phone] • www.watts.com
Canada: Tel. [phone] • Fax: [phone] • www.watts.ca
Limited Warranty: Watts Regulator Co. (the “Company”) warrants each product to be free from defects in material and
workmanship under normal usage for a period of one year from the date of original shipment. In the event of such defects
within the warranty period, the Company will, at its option, replace or recondition the product without charge.
THE WARRANTY SET FORTH HEREIN IS GIVEN EXPRESSLY AND IS THE ONLY WARRANTY GIVEN BY THE COMPANY
WITH RESPECT TO THE PRODUCT. THE COMPANY MAKES NO OTHER WARRANTIES, EXPRESS OR IMPLIED. THE
COMPANY HEREBY SPECIFICALLY DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
The remedy described in the first paragraph of this warranty shall constitute the sole and exclusive remedy for breach
of warranty, and the Company shall not be responsible for any incidental, special or consequential damages, including
without limitation, lost profits or the cost of repairing or replacing other property which is damaged if this product does not
work properly, other costs resulting from labor charges, delays, vandalism, negligence, fouling caused by foreign material,
damage from adverse water conditions, chemical, or any other circumstances over which the Company has no control.
This warranty shall be invalidated by any abuse, misuse, misapplication, improper installation or improper maintenance or
alteration of the product.
Some States do not allow limitations on how long an implied warranty lasts, and some States do not allow the exclusion
or limitation of incidental or consequential damages. Therefore the above limitations may not apply to you. This Limited
Warranty gives you specific legal rights, and you may have other rights that vary from State to State. You should consult
applicable state laws to determine your rights. SO FAR AS IS CONSISTENT WITH APPLICABLE STATE LAW, ANY IMPLIED
WARRANTIES THAT MAY NOT BE DISCLAIMED, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO ONE YEAR FROM THE DATE OF ORIGINAL
SHIPMENT.
A Watts Water Technologies Company
*In accordance with PDI sizing and Selection Table (PDI WH201)
Model Number NPT End
Connection
Air Preload
PSI
Unit
Size
Fixture Unit
Value*
Dimensions (In.)
in. mm height width
15M2-A / LF15M2-A 1⁄215 60 A 1-11 57⁄811⁄8
15M2-B / LF15M2-B 3⁄420 60 B 12-32 85⁄813⁄8
15M2-C / LF15M2-C 1 25 60 C 33-60 83⁄415⁄8
15M2-D / LF15M2-D 1 25 60 D 61-113 10 21⁄8
15M2-E / LF15M2-E 1 25 60 E 114-154 1211⁄16 21⁄8
15M2-F / LF15M2-F 1 25 60 F 155-330 113⁄16 25⁄8
Model Number Solder End
Connection
Air Preload
PSI
Unit
Size
Fixture Unit
Value*
Dimensions (In.)
in. mm height width
LF15M2-AS 1⁄215 60 A 1-11 81⁄411⁄8
LF15M2-BS 3⁄420 60 B 12-32 10 11⁄8
LF15M2-CS 1 25 60 C 33-60 121⁄213⁄8
LF15M2-DS 1 25 60 D 61-113 11 21⁄8
LF15M2-ES 1 25 60 E 114-154 131⁄221⁄8
LF15M2-FS 1 25 60 F 155-330 16 21⁄8
WARNING: This product contains chemicals known to the
State of California to cause cancer and birth defects or other
reproductive harm.
For more information: www.watts.com/prop65