Q1: What models does this manual cover?
A1: The manual is designed to cover models 1831U, 1832U, and 1842U.
Q2: Which of the components are utilized in the feed mechanism?
A2: For the feed mechanism, the following components are utilized; eccentric parts, ratchet gears, springs, shafts and slide blocks.
Q3: Is there any component to cool the needle?
A3: Yes, there is a needle cooling mechanism which consists of needle coolers, felt, and wires for cooling.
Q4: What is the necessity of the thread tension components?
A4: The thread tension components are provided to achieve optimum tension on the thread while stitching for uneven thread sewing techniques.
Q5: Is there any indication in the manual regarding replacement parts?
A5: It does, the manual also contains part information such as the corresponding part numbers for the various replacement components.