23 - ENG
OPERATIONAL
ISSUE
POSSIBLE CAUSE SOLUTION
Oil leaking
at pump
Oil seals worn Please contact our customer
service department at
www.simpsoncleaning.com
Loose drain plug Tighten
Worn drain plug o-ring Check and replace
Worn fill plug o-ring Check and replace
Pump overfilled Check for correct amount
Incorrect oil used Drain and fill with correct
amount and type of oil
Vent plug is clogged Clean vent plug; blow air through
it to remove any blockage. If
prob lem persists, replace plug
Air filter filled with oil Clean and/or replace filter
element. Refer to Engine Owner's
Manual for correct procedure.