General Monitors S4000TH Error Codes: List of 9 Codes and Their Meaning

This is the list of fault, error codes the General Monitors manual gives for the S4000TH General Monitors S4000TH. Find your code below and open it for what the manual says about its causes and what to do.

Fault codes from p. 38

Code	What it means	Page
`F2`	Failed to Complete the Calibration	p. 38
`F3`	Flash Checksum Error	p. 38
`F4`	Sensor Heater Open Error or Sensor Amplifier Error	p. 38
`F5`	Sensor Heater Shorted Error	p. 39
`F6`	Low Supply Voltage	p. 39
`F7`	EEPROM Verification Failure	p. 39

Error codes from p. 40

Code	What it means	Page
`F9`	Gas Check Period Exceeded	p. 40
`F10`	Switch Error	p. 40
`F11`	Internal Error	p. 40

Codes and descriptions are taken from the manufacturer’s manual; page numbers link to the PDF. ManualLib is not affiliated with General Monitors. Found a mistake? Report an error.