Troy-Bilt ZT42 Lawn Mower User Manual


 
Maintenance & Adjustments
6

Maintenance Schedule
Before
Each use
Every
10 Hours
Every
25 Hours
Every
50 Hours
Every
100 Hours
Prior
to Storing
Check Engine Intake Screen/Cover
P
Clean Battery Terminals
P P
Lube Front Pivot Axle and Caster Axles
P P
Clean Engine Cooling Fins
P P
Lube Deck Wheels
P P
Maintenance
Before performing any maintenance or

levers fully outward in the neutral position, engage
the parking brake, stop the engine and remove the
key to prevent unintended starting.
Engine

intervals, procedures, specifications and instructions.
Draining the Engine Oil
Locate the oil drain port on the left side of the engine.
2.

the oil fill cap/dipstick from the oil fill tube.
3.
oil drain port. Route the opposite end of the hose into an
appropriate oil collection container with at least a 2.0 quart
capacity, to collect the used oil.
Turn the oil drain valve  ⁄-turn, then pull outward to begin
draining oil. After the oil has finished draining, push the
end of the oil drain valve back in and turn ⁄turn to secure
it back in place Re-cap the end of the oil drain valve to
keep debris from entering the drain port.
After the oil has finished draining, push the end of the oil 
drain valve back in, until the tabs click into place. Re-cap
the end of the oil drain valve to keep debris from entering

for refilling instructions, oil type and amount.
NOTE: Maintenance, repair, or replacement of the emission control

be performed by any engine repair establishment or individual.
Warranty repairs must be performed by a Troy-Bilt Dealer.
Hydrostatic Transmission
The zero turn tractor is equipped with dual integrated
hydrostatic pumps/transaxles that are sealed and are
maintenance-free. Fluid levels cannot be checked and fluid
cannot be added or changed.
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
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