Operating Instructions & Parts Manual
1 Inch Water Pump
Maintenance Schedule
Regular Service
Period (3) Item
Perform at every
indicated month or
operating hour interval,
whichever comes first.
Engine Oil
Reduce Gear Oil
(Applicable Types)
Air Filter
Sediment Cup
Sparkplug
Spark Arrester
(Optional Parts)
Idle Speed
Valve Clearance
Combustion Chamber
Fuel Tank & Filter
Fuel Tube
Impeller
Impeller Clearance
Pump Inlet Valve
• Emission-related items.
1) Service more frequently when used in dusty areas.
2) These items should be serviced by a qualified mechanic, unless you have the proper tools and are mechanically
proficient.
3) For commercial use, log hours of operation to determine proper maintenance intervals.
Each Use
Check Level
Change
Check Level
Change
Check
Clean
Replace
Clean
Check-Adjust
Replace
Clean
Check-Adjust
Check-Adjust
Clean
Clean
Check
Check
Check
Check
First month or
Every 3 months
20 Hours
or 50 Hours
After every 500 Hours (2)
Every 2 years (replace if necessary) (2)
15
Every 6 months
or 100 Hours
(1)
(1)
(2)
Every year or 300
Hours
(2)
(2)
(2)
(2)
(2)