cub cadet rzt 54 wont start

[case]

everything is as it should be, brake set etc. sometimes the mower fires right up, other times it starts rough and sometimes not a single crank out of it. any ideas what i need to be checking

 

[shiftsuper175607]

everything is as it should be, brake set etc. sometimes the mower fires right up, other times it starts rough and sometimes not a single crank out of it. any ideas what i need to be checking

What engine does it have?

Does the carb have a shut-off solenoid on it?

 

[mechanic mark]

769-01636 Shop Manual service repair manual, Fresh gas, tune up with oil change, new fuel & air filters, plugs, etc. should be changed yearly. Check all your wiring by hand making sure all connections are tight & secure. Always use OEM Cub Cadet parts for your RZT54.