!!
critical Everstart

Error Code Reverse Polarity Icons flashing

Clamp connections to the battery's positive and negative terminals are reversed.

? What Causes This

Red and black clamps connected to wrong battery terminals (reversed polarity).

How to Fix It

  1. The unit will sound a continuous alarm.
  2. Disconnect the clamps immediately from the battery.
  3. Reconnect the clamps with correct polarity: red clamp to positive (+) terminal, black clamp to negative (-) terminal or chassis.

Source: page 7 of the official manual

From the manual

Manual page 7 — Everstart error Reverse Polarity Icons flashing

This error code appears in:

Everstart Maxx 1200A Jump Starter