Q: What type of oil should be used for maintenance of the machine?
A: Use “TYPE 8B” or “TYPE D” oil sold solely by the Singer Sewing Machine Company.
Q: For how long should the machine be oiled when in active use on a continuous basis?
A: At least two oils of the machine in question should be used every day.
Q: What kind of raw materials can this machine work on?
A: The machine is ideal for basic operations on fabrics and soft leather.
Q: Does the machine include any add-ons?
A: Yes, the machine comprises of several add-ons including belt guards and knee lifter parts.
Q: Is the machine fit for commercial purposes?
A: The specifications provided suggest that the machine can do basic tasks but requirements for commercial purposes may vary with the set goals and the amount of work.
Q: Which models come under this specification?
A: Models 147-2 and 147-23 come under this specification.