Power Enable Relay Fuse Alarm
electrical
Description
Fuses 9 and 10 failed, triggering the Power Enable Relay Fuse Alarm; the unit shuts down and alarms.
Activation Conditions
Fuses 9 and 10 must be in a failed state in order to trigger the Power Enable Relay (PER) Fuse Alarm.
Unit Behavior
Shutdown and Alarm.
Reset Conditions
Fuses are not in a failed state.
Corrective Actions
1. Check Fuse F5 a. Visually check fuse. Verify correct fuse, and check fuse holder for damage, see Figure 2.5. Replace fuse as required. Clear alarms, restart and check for repeat alarm(s). b. Check voltage. Check voltage through the fuse, if fuse is blown, replace it. c. Check wiring. Verify there is no physical damage to harness, and no damage, moisture, or corrosion in connectors. 2. Check Fuse F9 and F10 a. Visually check fuses. Verify correct fuse, and check fuse holder for damage, see Figure 2.5. Replace fuse as required. Clear alarms, restart and check for repeat alarm(s). b. Check voltage. Check voltage through the fuse, if fuse is blown, replace it. c. Check wiring. Verify there is no physical damage to harness, and no damage, moisture, or corrosion in connectors.