OPERATION 3.7 ELECTRICAL EQUIPMENT IN CAB BASE Preheating System for Oil, Coolant and Batteries (continued Junction Box for Hydraulic Oil Heating and Location of Heat- ers and Thermostats, illustration Z 21755 (1) Junction box for hydraulic oil heating (2) Switch, hydraulic oil heating ON/OFF. (3) Warning light, heating system failure, (4) Indicator light, hydraulic oil heating ON.
(5) Immersion heaters installed in the suction oil reser- voir (6) Immersion heaters installed in the main oil reservoir (7) Immersion heaters installed in the PTO’s (pump dis- tributor gears) (8) Thermostats installed in the main oil reservoir, suc- tion oil reservoir and in the PTO’s (pump distributor gears) (9) Adapter flange for heater element (10) Heater plates for batteries 203