ACORN ENGINEERING FIELD SERVICE
TOLL FREE
800-743-8259 •
LOCAL
626-855-4866 •
FAX
626-855-4863
INSTALLATION, OPERATIONS & MAINTENANCE MANUAL
®
MERIDIAN 3751
Please visit
www.acorneng.com
for most current specifications.
T/P Mixing Valve Assembly: Recommended working water pressure is 30 psi (2.07 bars)
minimum to 100 psi (6.89 bars) maximum. Maximum hot water temperature is 180°F
(82°C). Temperature adjustment range is 95-110°F (43-48°C). Valve assembly must be
drained prior to being subjected to freezing temperatures. The valve assembly has a
check integral to the inlet however, angle stop is to be provided by the installer.
Prior to installation, supply lines must be flushed of all foreign material such as pipe
dope, chips, or solder. Debris or foreign material in water supply may damage valve.
Industry standard wall backing, for wall hung fixtures, is required. Installer provided wall
anchors and wall anchoring hardware must be appropriate for wall construction, and
have a minimum pull-out rating of 1000 lbs. (453.6 kg).
NOTE: Receptacle(s) must be wired to a GFCI protected circuit. Fixture must be earth
grounded per N.E.C. (National Electrical Code).
Important: Some options may slightly alter installation. To ensure proper installation
review the manual thoroughly and verify rough-ins before beginning any work. File this
manual with the owner or maintenance personnel upon completion of installation.
ANSI, UFAS or ADA compliance is subject to the interpretation and requirements of the
local code authority and is the responsibility of the installer for verification.
Teflon tape is recommended on all threaded waste and supply connections to reduce the
possibility of leaks.
Provide 110-120VAC/60Hz/3A (MAX) electrical receptacle for factory supplied
120VAC/9VDC, 100mA plug-in transformer.
Single Temp Valve Assembly: Recommended working water pressure is 30 psi (2.07
bars) minimum to 100 psi (6.89 bars) maximum. Maximum temperature is 130°F
(54.4°C). Maximum outlet temperature is recommended is 105°F (40.6°C). Valve
assembly must be drained prior to being subjected to freezing temperatures. A
checkstop is provided with this valve assembly.
Page 2 of 27
Part #: 6215-369-000
Date: 03/05/19
