The "PK2N" series has been discontinued in some regions, but manuals are still available. Because the keyword implies a "hot" (active/urgent) need, follow these three fast methods:

motor is running "hot" or tripping, the official manual and service guides recommend checking the following:

: The specified rotor/stator air gap value for the PK 2 series is 3. Safety & Troubleshooting Emergency Stops

If you need the full PDF for your specific serial number, you can find them through these resources: Demag PK 2 Chain Hoist Spare Parts List | PDF - Scribd

The slipping clutch is the primary safety mechanism against overloading.

The most common cause of heat in a Demag hoist is a . If the brake does not fully disengage, the motor must work against its own friction. Demag Standard Cranes