Safety circuit input always ON

Fujitec Elevator High Elevator

Model: Generic | Code: 09

Applicable Systems
Fujitec Control System

Symptoms

Safety circuit input signal remains in ON state continuously

Possible Causes

  • Safety circuit contact stuck closed
  • safety relay welded
  • safety switch fault

Troubleshooting Steps

  1. Step 1: Check safety circuit contacts
    Verify the fault is resolved after completing this step.
  2. Step 2: inspect safety relay
    Verify the fault is resolved after completing this step.
  3. Step 3: verify safety switches
    Verify the fault is resolved after completing this step.
  4. Step 4: replace welded relay
    Verify the fault is resolved after completing this step.

How to Reset

Power cycle after relay check

Source: baijiahao (huasheng fujitec); toutiao.com/w/1874164112328836

Category: Elevator