GE JP938 Technical Service Manual

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GE JP938 Technical Service Manual Manual pdf 17 page image

– 15 –Fault Codes (F-codes)When a fault code (F-code) occurs, an alarm willsound for 1 minute, the F-code will flash in thetimer display, and F will flash in the display in thewindow of the failed surface element until acknowl-edged by touching the CONTROL LOCK key. Thedisplays are then cleared. If the fault still exists, orif it recurrs when the user tries to activate a sur-face element, the F-code will redisplay.Only the severest F-codes are immediately dis-played. Less severe F-codes are recorded, thendisplayed based on the number of repeated occur-rences.The Technician Mode allows the last 9 F-codes tobe recalled from the register and displayed on thetimer display. The most recent F-code is displayedfirst (as #1). Pressing the TIMER (+) and TIMER(-) keys will scroll up and down the last 9 recordedF-codes.The cooktop has multiple sensors, one for eachsurface element. Some F-codes include a sensornumber associated with a surface element. Theillustration below shows the sensor/surface ele-ment number for both cooktop configurations.To clear the F-code register, enter TechnicianMode. While the timer display flashes TECHMODE, simultaneously press the BRIDGE andWARMER keys. The timer display will displayDONE and the F-codes will be permanentlydeleted from the register.Note: A complete fault codes table can be foundat the end of this section.Line-In Voltage CheckTo check the line-in voltage, press the timer ON/OFF key while in Technician Mode. Line-in voltagewill appear in the timer display.Temperature Check (in Celsius)To check the temperature of a specific surfaceelement, press that element’s ON/OFF key whilein Technician Mode. C will display in the window ofthe specific surface element and the temperaturewill appear in the timer display.1253 45421