Part 03-1638-02 (Screw) is ordered when repairs require replacing this exact component by number. It’s a hardware replacement used in ice machine repair and maintenance work. Confirm the removed part marking and machine data tag to avoid revision mismatches. Functionally, it secures mounting points and alignment, which makes it important for stable performance. Common service complaints can include loose fitment, alignment issues, and rattles. If the screw is worn or failing, replacing part 03-1638-02 can restore the affected function. Confirm the root cause first so the replacement actually solves the problem. Confirm the part number and inspect the installation area for wear, heat damage, corrosion, or loose connections. Compare the removed part to the replacement for connector style, mounting points, and orientation before installing. When you’re ready to replace the part, finish with a careful install and test. Install the screw carefully, then verify operation after replacement. Using the right part number helps solve the fault cleanly and improves repair confidence. Keep the removed part nearby for a side-by-side comparison during installation. Document the symptom and the post-repair test result for future service history. Keep the removed part nearby for a side-by-side comparison during installation. After the first test cycle, recheck fasteners and connectors to confirm everything remains secure. Inspect related components so the new part isn’t exposed to the same stress that damaged the original. After the first test cycle, recheck fasteners and connectors to confirm everything remains secure. After the first test cycle, recheck fasteners and connectors to confirm everything remains secure. Keep the removed part nearby for a side-by-side comparison during installation. Keep the removed part nearby for a side-by-side comparison during installation. Document the symptom and the post-repair test result for future service history.