Specifications

WESTLOCK CONTROLS CORPORATION
280 N. MIDLAND AVE., STE. 258, SADDLE BROOK, NJ 07663 TEL: [phone] FAX: [phone]
westlockcontrols.com
4/7/10 TECH-382/D.W.O. 17072 Page 12 of 15
 Check that cams are set to trigger switches properly in each valve
position (see Switch Adjustment section under installation);
 Use multimeter set for “continuity: to check for failed switch; observe
continuity between common and normally open when triggered and
between common normally closed when not triggered.
Problem: Beacon does not display the correct flow path
Reset Beacon per the Beacon Adjustment section under Calibration.
Problem: Unit appears to be binding during valve stroke or unit shaft has
broken
Carefully measure and adjust axial alignment of unit shaft, coupler and
actuator shaft to eliminate lifting or twisting of the coupler during travel.
Problem: Unit has signs of moisture ingress
 Check torque on cover screws
 Check gaskets and sealing surfaces for debris and clean if necessary
 Check that conduit connections are properly sealed, including gland
fittings and quick-disconnect receptacles
 Check that conduit pipes are properly pitched to direct condensing
moisture away from units
 Check that all unused conduit entries are properly sealed with suitably
certified plugs having an ingress protection rating of IP67 or better.
Problem: Solenoid valve will not shift when energized.
 Check for sufficient pressure (45 psi min.) at solenoid valve inlet port
#1 or at the external pilot port (if applicable)
 Check that only one solenoid coil is energized at a time for dual-coil
solenoid valves
 Check that the valve is plumbed correctly: supply at #1, outlets at #2
and #4, exhausts at #3 and #5.