4.12.3.4 Control box E72 or E73
The control box E72 (without SPC) or E73 (with SPC) is installed in the engine control room and
has switches below the LDU-20.
Fig 4-19 Control boxes E72 and E73
Legend
001 LDU-20 003 SPC bypass switch
002 SCR bypass switch 004 Conductor terminal block
X92-B
AA00-9270-00AAA-043B-A
Operation Manual LP Selective catalytic reduction system
Winterthur Gas & Diesel Ltd.
- 100 - Issue 002 2021-11