MAINTENANCE SERVICE MANUAL NUMBER 25
Page 1B-4 90-861328--1 NOVEMBER 1999
Gas Sterndrive(Continued)
Scheduled Maintenance *
Annu-
ally
Every
100
hours or
Annually
Every
200
hours
or 3
years
Every
300
hours
or 3
years
Every
2
years
Every
5
years
Touch-up paint power package and spray with corrosion
guard.
Change crankcase oil and filter.
Change drive unit oil and retorque connection of gimbal
ring to steering shaft.
Replace fuel filter(s).
Check steering system and remote control for loose,
missing or damaged parts. Lubricate cables and link-
ages.
Inspect U-joints, splines and bellows. Check clamps.
Check engine alignment. Lubricate U-joints splines.
Lubricate gimbal bearing and engine coupler.
Check continuity circuit for loose or damaged connec-
tions. Test MerCathode unit output on Bravo Models.
Retorque engine mounts.
Check spark plugs, wires, distributor cap and ignition
timing. Check and adjust idle speed.
Clean flame arrestor and crankcase ventilation hoses.
Replace PCV valve.
Check electrical system for loose, damaged or corroded
fasteners.
Inspect condition and tension of belts.
Check cooling system and exhaust system hose clamps
for tightness. Inspect both systems for damage or leaks.
Disassemble and inspect seawater pump and replace
worn components.
Clean seawater section of closed cooling system.
Clean, inspect and test pressure cap.
Replace coolant.
* Only perform maintenance which applies to your particular power package
Standard Models
Horizon Models
Whichever Occurs First
Interval will be reduced if not using extended life coolant.
Lubricate engine coupler every 50 hours if operated at idle for prolonged periods of time.
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