True Manufacturing was founded by Bob Trulaske in St. Louis, MO in 1945 and begins work on designing and manufacturing roll-top bottle coolers. True Manufacturing remains a privately owned business.
| Publication Quick Reference 2016 : R-290 Quick Reference Card (The Coca-Cola Company). |
| Publication 974280 2016 : R-290 Service Manual. |
| Publication Service Manual 2002 : Technical Service Manual (All Models). |
| Publication Service Manual 2006 : Technical Service Manual (All Models). |
| Publication Temperature Controls : Temperature Controls Manual. |
| True Manufacturing Video : Differences in Servicing R-290 vs R-134a or R-404A Systems (YouTube). |
| True Manufacturing Video : R-290 Cabinet Repair Training (YouTube). |
| True Manufacturing Website : True Manufacturing Website Home Page. |