Maintenance is produced in the maintenance production facility. Maintenance production Category: Production Price: $95,000 Monthly maintenance costs: $250 Solar configuration Production ingredients: Metal bars, hammer, and wood Recipes: Maintenance from metal bars and wood: 30 cycles/hour – metal bars 3 / wood 20 → maintenance 25 – cost: $10/hour Maintenance from hammer and wood: 30 cycles/hour – hammer 1 / wood 20 → maintenance 25 – cost: $10/hour