1978 Johnson 175, 200, 235 HP Outboard Service Manual, Page 192Get this manual

RUNNING FORWARD Impact Sensor Valve
Reservo ir Down Pump Relief Valve

Filter Valve

Letdown Control P;slon -"";I

Impact Letd wn Valve

Ti lt heck Val ve

1S!!I.loJ+ 5h,)CAbsorber Valves

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives