E14

Master/Slave System Control Wiring Error / SW Setting Error

Mitsubishi Electric · Mitsubishi FR-D700 Inverter

What does E14 mean?

This indicates an incorrect setting of DIP switches (SWS) on the indoor unit PCB when configuring a master/slave system. It also points to incorrect control wiring or an open circuit in the control wiring between master and slave units.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Check the continuity of the control wiring between master and slave unit(s) to detect any open circuits.

Source: Mitsubishi FR-D700 Inverter
Open Manual (Page 3)