Chrysler 75 and 85 HP Outboards Service Manual OB 3646, Page 31Get this manual
DisassemblyTo disassemble proceed as follows:
the prime bulb
1Place prime bulb in hot water (180 to 200 F) (82 to 93 C) until hose becomes soft and pliable 2Pull hose and ferrule from each end of bulb 3Pull check valve assembly from prime bulb 4Remove valve check ball retainer and allow ball to roll outCleaning and InspectionInspect all parts for damage and clean in suitable solvent Damage to check valve will require replacement of prime bulb assemblyReassemblyTo reassemble the prime bulb proceed as follows:
poppet contacts the bottom O-ring When coupler is connected to motor or tank the poppet is pushed in separating it from the O-ring and allowing fuel to pass through The top O-ring serves to seal the fuel flow between the coupler and the bushing it is connected to (either on the tank or support plate of motor) Figure 3DisassemblyThe O-ring seals can be obtained as replacement partsThe poppet and poppet spring can only be replaced by obtaining new coupler
To disassemble the coupler proceed as follows1Remove top O-ring seal by hooking it with suitable instrument