5-110
BA TH412 * 06/2017 * 4512_5-13_5_Opt_Sonst_en.fm
5 Operation
Damage to engine preheating due to misuse!
► Use only the preheating for cold starts for the duration
of the operating times specified above (overheating
protection)!
► Check the coolant and hydraulic oil level every time
before using the preheating, otherwise the heating
cartridge can burn out!
► Check for leaks, including on a warm machine.
► The coolant must always have a sufficient amount of
antifreeze.
► Check cables regularly for damage or aging.
Immediately replace a damaged cable.
Requirements for connecting the engine/hydraulic
oil preheating:
• 230 V mains supply
• Maximum 16 ampere fuse protection
• Residual current circuit breaker (FI switch)
• Power outlet with grounding contact
• The machine body and the protective conductor of the
power outlet must be conductively connected together
under all circumstances.
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