1B - 2 - MAINTENANCE
90-816462 2-695
Maintenance Schedule (Continued)
To Be Done by Dealer
TASK
INTERVAL
20–Hour checkup (NOTE 1)
20 hours
Seawater pickup pump - disassemble and inspect
Whenever insufficient seawater flow is
suspected. (if operating temperature
exceeds normal range)
Flame arrestor and crankcase ventilation hose - clean and inspect
E
h
l
hi h
Stern drive unit oil - change
E
h
l
hi h
Gimbal ring clamping screws - retorque to 40 lb. ft. (54 N·m)
E
h
l
hi h
Engine alignment - check
E
100 h
l
hi h
Transom gimbal housing assembly swivel shaft and gimbal
bearing - lubricate
Every 100 hours or once yearly, which-
ever occurs first
Engine coupling, universal joint shaft splines - lubricate
(see NOTE 2)
Crankcase oil and filter - change
Ignition system - clean and inspect condition
Universal joint cross bearings - lubricate
Every 200 hours or once yearly, which-
ever occurs first.
Steering system - lubricate and inspect for loose, damaged or mis-
sing parts.
S l
E
h
d
Electrical system - check for loose or damaged wiring.
S l
E
h
d
Continuity circuit - check components for loose connections,broken
or frayed wires.
Saltwater: Every 50 hours or 60 days,
whichever occurs first.
Shift, throttle cables and linkages - lubricate and inspect for loose,
damaged or missing parts.
whichever occurs first.
Freshwater: Every 100 or once yearly,
whichever occurs first.
Cooling system hoses and clamps - inspect for damage and deteri-
oration. Check hose clamps for tightness.
Engine exhaust system - inspect for damage, deterioration and re-
strictions. Check hose clamps for tightness.
Ignition system - check timing and adjust if needed.
O
Fuel filters - replace
O
Steering head and remote control - inspect and lubricate.
O
Quicksilver Mercathode system - test output
Once a year
Closed cooling coolant - test for alkalinity.
Once a year
Heat exchanger - Clean seawater section
Carburetor - inspect and adjust
Drive unit bellows and clamps - inspect
Closed cooling coolant - replace
Every two years
NOTE 1: For a list of 20 Hour Check up maintenance items to be performed, see ”Important Information’ section of
this manual.
NOTE 2: Refer to ”Lubrication” later in this section for engine coupler lubrication and/or related information
Summary of Contents for 13
Page 1: ...13 Printed in U S A 90 816462 2 695 1995 Brunswick Corporation GM 4 Cylinder MARINE ENGINES ...
Page 2: ...90 816462 2 695 0 ...
Page 7: ...1 A IMPORTANT INFORMATION GENERAL INFORMATION 72000 ...
Page 15: ...1 B 50617 IMPORTANT INFORMATION MAINTENANCE ...
Page 36: ...1 C IMPORTANT INFORMATION TROUBLESHOOTING ...
Page 74: ...2 A 50633 REMOVAL AND INSTALLATION 4 CYL ALPHA ONE DRIVE ...
Page 88: ...3 A 26790 ENGINE 181 CID 3 0L 4 CYLINDER GM ENGINE ...
Page 137: ...4 A 72079 ELECTRICAL SYSTEMS STARTING SYSTEM ...
Page 170: ...4 B 71855 ELECTRICAL SYSTEMS IGNITION SYSTEM ...
Page 197: ...ELECTRICAL SYSTEMS CHARGING SYSTEM 4 C 72078 ...
Page 237: ...4 D 72747 ELECTRICAL SYSTEMS INSTRUMENTATION ...
Page 250: ...4 E 72938 ELECTRICAL SYSTEMS WIRING DIAGRAMS ...
Page 264: ...5 A FUEL SYSTEM FUEL PUMP ...
Page 271: ...5 B 72681 FUEL SYSTEM MERCARB 2 BARREL CARBURETOR ...
Page 300: ...6 A 50628 COOLING SYSTEM SEAWATER COOLED MODELS ...
Page 309: ...6 B 73665 COOLING SYSTEM CLOSED COOLING MODELS ...
Page 325: ...C 6 EXHAUST SYSTEM MANIFOLD ...
Page 331: ...7 A 71317 POWER STEERING PUMP ...