Code F7 or F8 displayed
• Possible cause: temperature sensor is faulty. Contact manufacturer for service.
8. WARRANTY
If the device gets malfunctional, limited warranty will be provided for 1 year from the date of
purchase, except following situations:
• Contrived damage.
• Damage caused by force majeure such as earthquake, conflagration, etc.
• Damage from inappropriate use or violating this instruction.
• Damage or malfunction caused by disassembling.
9.TECHNICAL INFORMATION