Ariston LL 64 Reparatur-Handbuch - Seite 25

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Ariston LL 64 Reparatur-Handbuch

21. HIGH PRESSURE SWITCH

22. FAN MOTOR
(LI 670 / LI 700 Models Only)
• The Fan Motor Assembly can be accessed by removing the eight (8) Phillips screws that attach the Right Side Panel to the
Dishwasher (Fig. 22-1). The Fan Motor Assembly consists of a large plastic Condensation Chamber and Motor (Fig. 22-2).
• To replace the Fan Motor, unscrew the Upper Vent Cover from inside the Dishwasher (arrow on Fig. 22-3) and slide the
Condensation Chamber out from the side of the Dishwasher. The Fan Motor Assembly and Condensation Chamber is replaced as
a complete assembly.
REPAIR MANUAL
• The High Pressure Switch (Fig. 21-1) is located on the output hose of the
Pump that supplies the Lower Wash Arm. The High Pressure Switch is
Normally Closed (NC) during Dishwasher operation.
OPERATION: When the Dishwasher Filters become completely clogged
TECH NOTE: In Fig. 21-1 The Main Motor and Pump have been removed
Fig. 21-1
Fig. 22-1
water flow through the Pump is reduced and the High
Pressure Switch contacts open. The open contacts
indicate to the Control Board that a Filter Fault exists and
the Control Board will alternately drain and fill the
Dishwasher until the Filters are clear (Filter Cleaning Cycle).
to allow a better view of the Switch. The High Pressure
Switch can be removed and replaced without removing the
Main Motor or Pump Assembly.
Fig. 22-2
L 63 / LL 64 / LL 65
LI 640 / LI 670 / LI 700
Fig. 22-3
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