Use and Care Guide

23
100743 - 3 IN. (7.5 CM) SEMI-TRASH PUMP
MAINTENANCE
 WARNING
Operation using the alternative main jet at elevations lower
than the recommended minimum altitude can damage the
engine. For operation at lower elevations, the originally
supplied standard main jet must be used. Operating the
engine with the wrong engine configuration at a given altitude
may increase its emissions and decrease fuel efficiency and
performance.
MAINTENANCE
Make certain that the water pump is kept clean and stored
properly. Only operate the unit on a flat, level surface in a clean,
dry operating environment. DO NOT expose the unit to extreme
conditions, excessive dust, dirt, moisture or corrosive vapors.
 WARNING
Never operate a damaged or defective water pump.
 WARNING
Improper maintenance will void your warranty.

NOTICE
For emission control devices and systems, read and
understand your responsibilities for service as stated in the
Emission Control Warranty Statement of this manual.
The owner/operator is responsible for all periodic maintenance.
Complete all scheduled maintenance in a timely manner.
Correct any issue before operating the water pump.
For service or parts assistance, contact our
Technical Support Team at 1-877-338-0999.
Cleaning the Water Pump
 CAUTION
DO NOT spray water pump with water.
Water can contaminate the fuel system and can enter the
engine through the cooling slots and damage the engine.
1. Use a damp cloth to clean exterior surfaces of the water
pump.
2. Use a soft bristle brush to remove dirt and oil.
3. Use an air compressor (25 PSI) to clear dirt and debris from
the water pump
4. Inspect all air vents and cooling slots to ensure that they are
clean and unobstructed.
Changing the Engine Oil
Change oil when the engine is warm. Refer to the oil specification
to select the proper grade for your operating environment.
1. Remove the oil drain bolt with a 10 mm socket
(not included) and extension.
DRAIN BOLT
2. Allow the oil to drain completely into an appropriate container.
3. Replace the oil drain bolt. Tighten to 8.8 lbf-ft − 10.3 lbf-ft
(12-14 Nm).
4. Add oil according to “Add Engine Oil” in Assembly section.
DO NOT OVERFILL. Oil not included for routine maintenance.
5. Dispose of used oil at an approved waste management
facility.

NOTICE
Once oil has been added, a visual check should show oil
about 1-2 threads from running out of the fill hole. If using the
dipstick to check oil level, DO NOT screw in the dipstick while
checking.