1994+ Mercury 125HP 2-Stroke Outboard OEM Service & Repair Manual

1994+ Mercury 125HP 2-Stroke Outboard OEM Service & Repair Manual

Model covered:

• Mercury Model 125

Serial numbers covered:

• 0D283222 & Above (USA)
• 09793577 & Above (Belgium)

The 1994+ Mercury 125HP 2-Stroke Outboard OEM Service & Repair Manual provides in-depth factory procedures for maintaining and repairing the Mercury Model 125. Designed for both professional marine technicians and hands-on boat owners, this manual walks through every major system, making it easier to keep your outboard running at peak performance.

It includes factory specs, maintenance intervals, and detailed steps for fuel system work—including carburetor and oil injection service—plus powerhead teardown, gear housing repairs, and control linkage adjustments. You'll also find procedures for the ignition system, charging components, and mid-section parts like trim units and driveshaft housings.

Content overview:

• General information, specifications, maintenance, and outboard installation
• Ignition system, charging system, timing, and wiring diagrams
• Fuel system service including pump, carburetor, oil injection, and emissions
• Powerhead inspection, overhaul, and repair procedures
• Mid-section components: clamp brackets, drive shaft housing, power trim, shock absorber, and manual tilt
• Gear housing and lower unit service, including jet drive maintenance
• Attachments and control linkage: throttle/shift linkage and tiller handle
• Manual starter service and repair

Whether you're dealing with a hard-starting engine, fuel delivery issues, or general seasonal maintenance, this manual covers all the bases. It’s a straightforward tool for anyone who wants to get their hands dirty and keep their Mercury 125HP running strong on the water.

Printable: Yes
Language: English
Compatibility: Pretty much any electronic device, incl. PC & Mac computers, Android and Apple smartphones & tablet, etc.
Requirements: Adobe Reader (free)