Wacker Neuson Telehandler TH412 Operator's Manual page 229

Removing the trailer coupling
1. Remove both pin locks.
2. Pull out the pins.
3. Remove the trailer coupling.
Assembly is performed in the reverse order.
Fig. 120
BA TH412 * 06/2017 * 4512_5-13_4_Opt_Anhaenger_en.fm
D
Fig. 121
In order to ensure the required swivel angle when
coupled, use the trailer coupling only in connection with
lugs in compliance with DIN 11026,
DIN 74053 (ISO 1102) or DIN 74054 (ISO 8755).
➥ The permissible lugs are listed on the type label on
the trailer coupling.
Operation 5
C
5-103