Helm Architecture Diagrams: Single Helm SESH DTS ‑ Zero Effort ERC 22 18 19 17 20 21 14 13 12 16 15 11 LCM 2 3 4 X P H 10 1 5 6 9 8 7 71159 Page 6A-4 © 2021 Mercury Marine 90-8M0161677 eng MARCH 2021