Epson WF-3010-3011-3012 Error 0x86 When using the Epson WF-3010-3011-3012 printer, you may come across an error code 0x86 displayed on the printer’s screen. This error is related to two issues: PWM duty error and PIS failure. Here is a description and troubleshooting guide to help you resolve these problems. 1. PWM duty error: PWM stands…