1985 Mercury Outboard V-300 V-3.4L Shop Service Manual, Page 201Get this manual

1985 Mercury Outboard V-300 V-3.4L Shop Service Manual, Page 201

TESTING POWER TRIM PUMP with TEST GAUGE KIT (91-52915A3) IMPORTANT: Perform the six preceding checks before testing Power Trim pump with test gauge kit
Intall test gauge 8S shown:

aTest Gauge Assembly" Up" Pori ose and Valve

c"Down" Port Hose and Valve

d"Up" Port (Pump)" Down" PoriPump)

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