HUSTLER Super104 Operator's Manual page 41

7.
Check fuel system for any crack or leaks including, but not limit to, fuel line hoses, fuel valve, vent line hoses, vent valve, vapor valve, carbon canister, and
grommets. Replace as needed.
8.
More often under dusty or dirty conditions and during hot weather.
9. Inspect ROPS after the first 20 hours of operation and then after every 500 hours of operation or yearly whichever comes first.
REFERENCES:
A. Refer to engine owner's manual for engine service information.
NOTE: After completing maintenance cycle (500 hours), repeat cycle.
604345 4-13 REV F