Stenner ECON FP Serie Manual De Instalación Y Mantenimiento página 26

INSTALLATION
INSTALL DISCHARGE LINE TO PUMP HEAD AND INJECTION POINT
1. Make a secure finger tight connection on the discharge fitting of the pump head as
instructed in Install Suction Line instructions.
DO NOT use thread sealant tape on pump tube connections or tools to
tighten connections.
and bleed off any system pressure.
Locate a point of injection beyond all pumps and filters or as determined by
the application.
2. A 1/4" or 1/2" Female NPT (FNPT) connection is required for installing the injection
fitting. If there is no FNPT fitting available, provide one by either tapping the pipe or
installing FNPT pipe tee fitting.
3. Wrap the Male NPT (MNPT) end of injection fitting with 2 or 3 turns of threading tape.
If necessary, trim the injection fitting quill as required to inject product directly into
flow of water.
4. Hand tighten the injection fitting into the FNPT fitting.
a. Install connecting nut and ferrule to the pump discharge tubing. Insert discharge
tubing into injection fitting until it reaches base of fitting.
b. Finger tighten connecting nut to fitting.
DO NOT use Teflon
tape on pump
tube threads.
Trim injection fitting end
26
Econ FP
continued
HAZARDOUS PRESSURE: Shut off water or circulation system
DO NOT
use pliers.
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Injection Check Valve
1/4" or 1/2" FNPT
Reduction Bushing
Typical Point of Injection
Shut-Off Valve