Positioning:
The Yamaha Maxim 700 series, including the Maxim and Seca variants, was positioned as a stylish and capable mid-size cruiser and sport-touring motorcycle, offering a blend of performance and comfort for its era.
Competitors:
Competed with models like the Honda Shadow series, Kawasaki Vulcan series, and Suzuki Cavalcade.
Features:
Liquid-cooled inline-four engine, shaft drive (Maxim), cassette-type rear suspension (Maxim), full fairing (Seca), comfortable riding position.
Value:
This PDF service manual provides essential, factory-level information for owners and mechanics to maintain, troubleshoot, and repair the Yamaha Maxim 700 and Seca 700, ensuring longevity and optimal performance.
Engine:
Complete overhaul, tuning, diagnostics, valve adjustment, piston/ring replacement, cylinder head service
Fuel System:
Carburetor disassembly, cleaning, adjustment, synchronization, fuel pump, fuel lines
Transmission:
Clutch inspection and replacement, gearbox disassembly and reassembly, shift mechanism
Electrical System:
Ignition system (CDI, coils, spark plugs), charging system (stator, regulator/rectifier, battery), lighting, starter motor, wiring diagrams
Brakes:
Front and rear brake system inspection, pad replacement, caliper service, master cylinder overhaul, brake fluid bleeding
Suspension:
Front fork service (oil change, seal replacement), rear shock absorber inspection and replacement
Cooling System:
Radiator, cooling fan, coolant hoses, coolant specifications
Exhaust System:
Muffler, exhaust pipes inspection and replacement
Frame And Body:
Frame inspection, body panel removal and installation, seat, fuel tank mounting
Steering:
Steering head bearing inspection and adjustment, handlebar removal/installation.
Maintenance:
Oil change, filter replacement, air filter cleaning/replacement, spark plug replacement, chain adjustment, lubrication points
Troubleshooting:
Step-by-step diagnostic guides for common and uncommon problems, fault code identification (if applicable)
Repair:
Detailed instructions for component removal, repair, and reinstallation for all major systems
Assembly Disassembly:
Complete disassembly and reassembly procedures for the entire motorcycle
Carburetor Tuning:
Detailed steps for idle speed adjustment, mixture screw settings, and jetting changes based on environmental conditions or modifications.
Electrical Diagnostics:
Includes troubleshooting flowcharts for ignition and charging systems, testing components like the CDI unit, stator windings, and starter solenoid.
Depth:
Comprehensive: Covers everything from basic rider maintenance to complete engine and transmission rebuilds, including advanced electrical diagnostics.
Specifications Tables:
Contains extensive tables with torque specifications, clearance measurements, fluid capacities, and electrical resistance values for all components.
Type:
Liquid-cooled, 4-stroke, DOHC, inline-four cylinder
Displacement:
653 cc (for XJ700 models)
Bore X Stroke:
62.0 mm x 54.0 mm
Valvetrain:
DOHC, 4 valves per cylinder
Horsepower Est:
Approx. 70-75 HP @ 9,000 RPM
Torque Est:
Approx. 40-45 lb-ft @ 7,000 RPM
Carburetion:
4 x Mikuni BS34 (constant velocity carburetors)
Fuel Capacity:
3.7 US gallons (14 Liters)
Oil Capacity:
2.5 Liters (with filter change)
Oil Type Spec:
Yamalube 4 (or equivalent) SAE 10W-40 or 20W-50
Coolant Type:
50/50 mixture of ethylene glycol and distilled water
Crash Test Ratings:
N/A (Motorcycles are not subject to the same crash test ratings as cars.)
Braking System:
Dual piston front caliper with single disc, drum brake rear (Maxim); Dual piston front caliper with single disc, dual piston rear caliper with single disc (Seca)
Lighting:
Halogen headlight, taillight, brake light, turn signals
Engine Oil Change:
Every 3,000 miles (5,000 km) or 6 months
Air Filter Cleaning:
Every 3,000 miles (5,000 km)
Spark Plug Replacement:
Every 6,000 miles (10,000 km)
Valve Clearance Check:
Every 6,000 miles (10,000 km)
Fork Oil Change:
Every 12,000 miles (20,000 km) or as needed
Engine Oil:
Yamalube 4 (or equivalent) SAE 10W-40 or 20W-50
Brake Fluid:
DOT 3 or DOT 4
Coolant:
50/50 mix of ethylene glycol and distilled water
Final Drive Oil:
Yamaha Gear Oil (or equivalent) SAE 80W-90 GL-4
Common Problems:
Carburetor gumming due to fuel sitting, potential starter clutch issues, regulator/rectifier failure, fork seal leaks, cam chain noise.