mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 8980 > < Garage Door Opener Transmitter|Locations|Page 8977
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Garage Door Opener Transmitter: Initial Inspection and Diagnostic Overview

1. Verify the customer concern by operating the system.
2. Visually inspect for obvious signs of mechanical damage.

VISUAL INSPECTION CHART

Mechanical
^

Damaged universal transmitter

^

Damaged receiver

3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. If the fault is not visually evident, verify the symptom and refer to the Symptom Chart.  See: Symptom Related Diagnostic Procedures

Initial Inspection and Diagnostic Overview|Page 8980 > < Garage Door Opener Transmitter|Locations|Page 8977