Cal6b Calculagraph Manual «360p 2024»

Because these are mechanical machines, dust and old oil are the enemies. It gums up over time. Use a high-quality synthetic clock oil on pivot points.

Bright red LED digits for high visibility across a busy line. cal6b calculagraph manual

This CAL6B is warranted against manufacturing defects for 2 years from the date of purchase. The mainspring should be replaced every 5 years. A full cleaning and oiling is required every 3-5 years of normal use. Because these are mechanical machines, dust and old