AccuTemp P3 Installation Manual
IS-P3
Watts No. P3
Multi-Orifi ce Flow Control
for Tankless Heaters
Installation:
1. Sweat No. P3 into supply line to tankless heater, or other equipment. This
device can be installed either horizontally or vertically.
2. Lightly tighten packing gland nut.
3. Locate adjusting cap on spindle and adjust to required fl ow setting by
matching up the desired setting with the line on the casting.
4. Insert lock washer and tighten lock screw to adjusting cap.
Adjustment:
If a different fl ow setting is required, loosen lock screw and move adjusting cap
to desired setting locating this over the matching line in the body. Tighten lock
screw.
NOTE: If minor leakage occurs, remove lock screw, lock washer and cap and
lightly tighten packing gland nut.
Capacity:
Watts No. P3 Flow Control is designed to give the rated capacity in gallons per
minute as numbered on the adjustment cap at 50 psig supply pressure. For
other pressures, refer to the Flow Table for corresponding adjustment setting.
It is recommended that supply pressure be determined with a gauge to assure
accurate fl ow. For example, 80 psig supply pressure results in the following:
Adjustment
Setting No. Flow GPM
3 3.8
3
4 5.1
“ATTN. INSTALLER: After installation, please leave
this Instruction Sheet for occupant’s information.”
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.
1
⁄2 4.4
WATTS No. P3 No. Andover, MA
G.P.M.
21⁄2 3 31⁄2 4
▼
Vertical marker line just to left of 3 gpm marker line signifi es
minimum adjustable volume (approx. 2
pressures exceed 50 psi.
Lock Screw
Lock Washer
Adjusting Cap
Spindle
Packing
Gland Nut
@
50 P.S.I.
1
⁄2 gpm) when supply
Flow Table (gpm)
Adjustment
Supply Setting No.
Pressure psi 3 3
30 2.3 2.7 3.1
40 2.7 3.1 3.6
*50 3 3.5 4
60 3.3 3.8 4.4
70 3.5 4.1 4.7
80 3.8 4.4 5.1
90 4 4.7 5.3
100 4.2 4.9 5.6
110 4.5 5.2 5.9
120 4.6 5.4 6.2
130 4.8 5.6 6.4
140 5 5.8 6.7
150 5.2 6.1 6.9
*Adjustment Cap Settings
1
⁄2 4
Water Safety & Flow Control Products
Canada: 5435 North Service Rd., Burlington, ONT. L7L 5H7; www.wattscanada.ca
IS-P3 0829 EDP#1910206 © Watts, 2008
USA: 815 Chestnut St., No. Andover, MA 01845-6098; www.watts.com
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