Ariston AW 149 NA Repair Manual - Page 18

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Ariston AW 149 NA Repair Manual

13. HEATER

NTC
•
The Heater is only used in the Sanitize Program (program #1) boosting
the water temperature in that wash cycle to 167º degrees.
•
The Heater Assembly consists of two components (Fig.13-1).
NTC:
•
The NTC is used to regulate water temperature.
•
The NTC can be removed without removing the complete Heater
Assembly but by first loosening the 10mm mounting nut. With the nut
loosened pull the NTC straight out from the Heater Assembly. At room
temperature the NTC has an Ohm of 20k Ohms (Fig. 13-1 & Fig. 13.2).
HEATER ASSEMBLY:
•
The Heater Assembly can be removed by first removing the 10mm nut
and wiring. Then by using a flat bladed screwdriver carefully pry the
Heater Assembly and Gasket away from the tank housing.
REPAIR MANUAL
WARNING
Fig. 13-1
AW 129 NA / AW 149 NA
NTC
Fig. 13-2
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