PS and PSO is a compact cable driven unit with two weights, one for the time and one for the gong strike.
This PS or PSO Kieninger clock movement will have only one hammer on it for the gong strike.
The movement your replacing may have a date code, and then will have PS or PSO stamped on the back plate and then a CM number. Such as 80 PS 65CM
This high quality German movement comes pre oiled and includes its cables, pulleys, leader, suspension spring and hand nut.
Removal of this movement is easy and we provide instructions for the installation. This movement is in stock and can ship today. We are full time clock makers and retailers both, so if you need any assistance with install we can help.
Replacing a movement is less costly than a overhaul. These movements last 25 years before needing an over haul, but since its still being made at a fair price it is so much better just to replace. The clock will be problem free right away instead of months, last longer than a overhaul and its prelubricated.