Grain Systems PNEG-300 User Manual
Installation of roof mounted level switches, Instructions, Rotary switch instructions

Date: 12-16-10
Instructions
1004 East Illinois Street • Assumption, IL 62510 • 1-217-226-4421
Page 1 of 4
Printed in the U.S.A.
Copyright © 2010 by GSI Group
www.gsiag.com
PNEG-300
PNEG-300
Rotary Switch Instructions
Installation of Roof Mounted Level Switches
Drill 2" diameter holes through roof panels at locations shown on
. Use a mounting plate as a
pattern and drill four (4) 3/8" holes through roof panels at each switch location so the plate can be bolted to
the roof.
Attach flex-coupling to the power-pak. Apply teflon tape or pipe sealant (not included) to power-pak pipe
threads and thread power-pak into mounting plate coupling. Conduit opening in power-pak should be at
right angles to roof rib or face toward eave.
Caulk underside of mounting plate above and both sides of 2" hole. Bolt to roof panel.
Attach shaft extension according to
. Use teflon tape or pipe sealant
(not included) on shaft guard (see
for lengths) and thread to underside
of mount plate coupling. Add 1/4" drilled coupling and paddle. (NOTE: Single vane paddle is used on LOW
level switch.)
Figure 1 Overflow Rotary Switch Assembly