Wacker Neuson Telehandler TH412 Operator's Manual page 235

Engine oil and hydraulic oil preheating
WARNING
Risk of electric shock
The mains plug is operated with 230 volts.
► Run the engine and hydraulic oil preheating only in a
dry place.
The machine can be fitted with an engine and hydraulic oil
preheating. It preheats the coolant/hydraulic oil. The
following operating times are recommended depending
on outside temperatures:
BA TH412 * 06/2017 * 4512_5-13_5_Opt_Sonst_en.fm
Temperature (°C/°F) Operating time in hours (h)
−20 °C/−4 °F 3 h
-10 °C/14 °F 2 h
-5 °C/23 °F 1.5 h
0 °C/32 °F 1 h
+10°C/50 °F 1 h
Operation 5
5-109