Laurell Technologies
Quick Start WS-650 Series 10/2011 – 10070193.revL
All information contained in this manual is the property of Laurell Technologies Corporation® and is NOT to be edited, reproduced or
distributed without express written permission from a corporate officer.
- 12 -
INSTALL DOWNFLOW EXHAUST
CONNECTOR (option)
Install the Down-
Flow drain connector
onto the
Drain/Exhaust Port.
Push the connector
fully onto the stem.
Use a 3/16” (4.8mm)
Allen wrench to
tighten set screw into
the recessed groove.
DO NOT OVER
TIGHTEN SET
SCREW OR IT MAY
DEFORM THE PORT
AND LEAK!
5/32” (3.97mm)
tubing from Down-
Flow exhaust to
Differential Pressure
Gauge
Differential Pressure
Gauge
Exhaust
Drain
Optional Digihelic Differential
Pressure Gauge – please refer to
Digihelic operation manual for
instructions. It is located in the large
binder or packing box.