GB-16
*
Change oil after first 8 hours of operation and every 100
hours thereafter.
**
Change Hydraulic Fluid after first 50 hours of operation
and every 500 hours thereafter.
MAINTENANCE SCHEDULE
Period
Service
Task
Each Use
Check Safety Interlock System
WARNING:
Safety interlock system failure and improper operation of unit
can result in death or serious injury. Test this system each time the unit is
operated. If this system does not function as described, do not operate until
repairs are made. See Check Safety Interlock System on page 11.
Check Air Cleaner
Check the air cleaner element before each use. See engine manual for
detailed instructions.
Check Engine Oil
Check the engine oil level before each use. Never operate the engine when
the oil level is low. See engine manual for detailed instructions.
Check Engine Cooling
Check the engine air cooling system before each use. See engine manual for
detailed instructions.
Check Fasteners
Check all nuts, bolts, and other fasteners before each use. Replace missing
or damaged fasteners.
Check Tire Pressure
Check tires for proper inflation, excessive wear or damage before each use.
The correct air pressure is 8 to 16 psi (55 to 110 kPa).
Check Hydraulic Fluid Level
Check hydraulic oil level mark on cap/dipstick. Add 15W-50 synthetic oil as
needed. Do not overfill.
Follow Engine Manual
Maintenance Schedule
Perform scheduled engine maintenance. See engine manual for detailed
instructions.
Check Battery
Keep battery and its terminals clean.
Every 25
Hours
Check All Belts
Replace worn or deteriorated belts.
Mower Blades
Check mower blades for wear. Sharpen or replace as needed.
Clean Air Cleaner Foam
Element
See engine manual for detailed instructions.
Every 50
Hours
General Lubrication
All all pivot points and pin connections. Grease lube fittings.
Every 100
Hours
Change Engine Oil
Open the petcock to drain oil through oil drain hole on the left side of engine.
See engine manual for addional instructions.
Check Fuel Filter
See engine manual for detailed instructions.
Check Spark Plug
See engine manual for detailed instructions.
Check Muffler
Check muffler for damage or wear. Replace if necessary.
Clean Air Cleaner Paper
Element
See engine manual for detailed instructions.
Every 500
Hours
Change Hydraulic Fluid and
Filter
Drain hydraulic tank, replace hydraulic oil filter, refill system.
