JRC JMA-3300 Series - Page 226

Chapter 4

MAINTENANCE
4.4

REPLACEMENT OF MAJOR PARTS
4-18
 Parts Required for Periodic Replacement
Here are parts required for periodic replacement.
Part name Interval
1. Magnetron 4,000 hours
2. Motor 10,000 hours
3. LCD backlight 50,000 hours
4. Fan motor 20,000 hours