I’d have to check out the dual polarity solenoid on the hyd pump motor...it will click just like an automobile starter solenoid does if it’s burned up or if there is insufficient voltage to the solenoid
Here is how to verify whether the dual polarity solenoid is at fault or if you have a hyd pump motor problem instead....
https://www.lci1.com/assets/content/...y_Solenoid.pdf