hlc12349

I have Power Gear 500456 The front hydraulic jacks will not retract all the way up. started with front left then it started working good. then the right one want retract all the way.have cleaned them both and put silicone on them and greased the fitting. hope some one can help..

I have a Power Gear 500456. My front jacks won't go down at the same time and won't retract fully. Any one have any ideas?