Tuneup Checklist
Below is checklist of tuneup services performed by Renato's Sewing Machine.

• Clean, Oil and Lubricate
• Delint inside and wash outside of machine
• Oil all applicable parts
• Lubricate all necessary gears and pulleys
• Remove and clean tension assembly


• Check Electrical
• Check Light Bulb and any pattern indicator lights
• Check and adjust foot control range
• Check power cords and wiring for wear
• Check motor and motor belt operation


• Check Sewing and Feeding Mechanisms
• Check and adjust needle bar and hook timing
• Check and adjust pendulum timing
• Check and adjust Feed dog and stitch length
• Check and adjust Stitch width
• Check and adjust bobbin case clearances


• Sewing Test
• Check bobbin winder and b/w stop
• Check and adjust top tension
• Check and adjust bobbin tension
• Check and adjust stretch stitches
• Check and adjust buttonhole balance
• Stitch test all patterns