OPERATION 3.7 ELECTRICAL EQUIPMENT IN CAB BASE The cab base may contain high tension electrical appliances. Access to the cab base for authorized service staff only. Legend for illustration Z 22480 (1) Mounting location of main switch board "X2". See page 191 for more information. (2) Programmable Logic Controller (PLC) of the ECS system. See page 195 for more information. (3) Switch board for locally installed preheating sys- tems. See page 199 for more information.
(4) Heater unit (special equipment) (5) Battery charger (special equipment) (6) Electronic control module (ECM) of the pump control system MC7 Electronic Pump Control Module (6) The data link adapter for connecting an electronic tool to the con- trol module (6) is located in the Operator’s cab on the Operator’s console. 189 WARNING