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SERVICE
This section provides procedures for testing and
replacing various major components used in this
dispenser should service become necessary. Refer to
Troubleshooting
for assistance in determining the
cause of any problem.
WARNING - Inspection, testing, and repair of electri-
cal equipment should be performed only by qualified
service personnel. The dispenser should be un-
plugged when servicing, except when electrical tests
are required and the test procedure specifically states
to plug-in the dispenser.
COMPONENT ACCESS
WARNING - Disconnect the dispenser from the power
source before the removal of any panel or the replace-
ment of any component.
All components are accessible by removing the
eight #8-32 screws (five on the front and three on the
rear) securing the main housing to the main mount-
ing panel. Refer to Fig. 1
Refer to the contents listing for component loca-
tion.
Contents
Circuit Board...........................................................8
Fuse & Fuse Holder ................................................9
Main ON/OFF Switch.............................................10
Probe LOW/OFF/HIGH Switches ...........................11
Refill ON/OFF Switches ........................................ 12
Vacuum/Supply Pump Assembly..........................13
Vacuum/Supply Pump Tubing Installation............14
Vacuum Switches .................................................15
Wiring Diagrams..............................................16,17
FIG. 1 COMPONENT ACCESS
P1561
28791.1 011500