Inspection - BRP Johnson 4HP Service Manual

FUEL SYSTEM
FUEL PUMP

Inspection

Diaphragm
Inspect all diaphragms. If distortion, tears or other damage is
found, replace the diaphragms.
Check valves
Inspect the check valves in the valve body. If tears, distortion
or other damage is found, replace the fuel pump assembly.
Pump body
Inspect the pump body.
If crack, nick, distortion or other damage is found, replace the
fuel pump assembly.
4-12