It could be some internal parts but it could also be the electrical system itself. The easiest way to know if the internal parts are the issue or not is to use the manual override to see if it will extend and retract without any electricity. If it does then you'll want to check your electrical connections but if it doesn't then it's something internal and you'll need to take the jack apart to see what needs to be replaced.
Should you decide to replace your landing gear I recommend checking... view full answer...
The Lippert Ground Control 3.0 Electric 5th Wheel RV Leveling System # LC675817 is a universal fitment and will fit most all 5th wheel campers that have a GVWR under 15,500lbs.
For your 2020 Genesis Supreme 5th Wheel I am almost certain that you will need the 6 Point System # LC675817. To confirm this you will need to measure from the front jacks to the place where you will be mounting the rear jacks. If this measurement is over 20' then you have the correct kit.
If your measurement... view full answer...
We have just what you're looking for with the Locking Plate/Lock Washer for Demco Recon # DM15385-76. This is the washer/plate that locks the bolt in place and keeps it from backing out on your Demco Recon # DM8550045. view full answer...
According to the online user guide, a 2019 Genesis Supreme 36CK 5th wheel toy hauler is 40.25' long and 8.5' wide. For that I recommend the Adco Olefin HD # AD89ZR. This is made to fit 5th wheel toy haulers between 40' and 43' long, and up to 8' 10" wide. So this will fit very nicely especially if you have a few AC units on top or a ladder on the back. You will have integrated straps and ropes which allow a very snug fit.
The cover itself is a three layer polypropylene, which will hold... view full answer...
Something that may help you is by placing some spacers or Dampeners # 16900 between the hitch and the rails. This will reduce the amount of vertical play your Curt 18K 5th wheel hitch has and prevent it from rocking around inside your rails. view full answer...