Target Audience:
DIY enthusiasts, owners, professional technicians, mechanics, workshops.
Value Proposition:
Enables users to save money by performing their own repairs, servicing, and maintenance.
Authenticity:
Original Yamaha manual, same used by professionals.
Comprehensiveness:
Highly detailed, covers everything needed for repair, service, restoration, maintenance, rebuilding, or diagnosis.
Usability:
Clear step-by-step instructions, troubleshooting support for immediate problem fixing.
Manual Type:
Workshop Service Repair Manual
Delivery Method:
Instant Download, Digital E-book
File Types:
PDF, ZIP, RAR, EXE (depending on source compression)
Page Count:
Not explicitly stated, but implied to be comprehensive, potentially large file size (up to 5GB)
Engine:
Yes (Removal/Installation, Cylinder Head/Valve, Cylinder/Piston, Crankshaft/Primary shaft, Crankcase, Troubleshooting)
Fuel System:
Yes (Inspection, Adjustment, Components)
Transmission Drivetrain:
Yes (Clutch, Gearshift Linkage, Sub transmission, Crankcase, Transmission)
Suspension Steering:
Yes (Front Wheel/Suspension, Rear Wheel/Suspension)
Brakes:
Yes (Hydraulic Brake System)
Electrical System:
Yes (Battery/Charging System, Ignition System, Electric Starter, Switches)
Lubrication:
Yes (General Information)
Maintenance Preventative:
Yes (Preventative Maintenance, Inspection and Adjustment)
Troubleshooting:
Yes (Dedicated section for troubleshooting and problem-solving)
Routine Maintenance:
Yes (Implied through 'service', 'maintain', 'preventative maintenance')
Diagnostic Procedures:
Yes (Covered under troubleshooting and detailed component breakdowns)
Repair Procedures:
Yes (Detailed step-by-step instructions for repair, restoration, rebuild)
Disassembly Reassembly:
Yes (Engine removal/installation, component breakdowns, exploded views)
Technical Specifications:
Yes (Implied through workshop manual content)
Wiring Diagrams:
Not explicitly mentioned, but common in workshop manuals. Electrical system coverage suggests potential for this.
Depth Of Coverage:
Comprehensive (Factory level, professional technician usage)
Diagnostic Capabilities:
Advanced (Troubleshooting specific problems, component testing)
Repair Scope:
Complete (From basic adjustments to major component rebuilds)
Illustration Quality:
High (Illustrated with clear step-by-step instructions, zoomable illustrations, detailed component explosions, exploded views)
Accessibility:
Viewable on any computer (Windows, Linux, Mac) with a PDF reader.
Portability:
Savable to computer, iPad, hard disk, etc.
Printability:
Printable from any computer and printer, no restrictions.
Searchability:
Likely text-searchable if it's a well-formatted PDF, but not explicitly guaranteed.
Quality Standard:
Very best quality (Manufacturer produced)
Binding:
N/A (Digital download, not a physical book)
Paper Quality:
N/A (Digital download, not a physical book)
Compression Handling:
Requires WinZip or WinRAR for unzipping if provided in a compressed format.
Download Limitations:
Three days after payment to download and save the manual. No lifetime storage space provided by the seller.
Internet Requirement:
Required for download; internet connection needed after payment.
Engine Type:
Air-cooled, 4-stroke, SOHC, 2-valve
Engine Displacement:
348cc (Bruin 350), 386cc (Bruin 400 - likely based on Wolverine 350/Grizzly 350 engine architecture, but potentially different from advertised 400cc designation which might be market-specific) - Actual 400cc designation for Bruin is less common, often referring to models with slightly larger engines derived from existing platforms.
Bore X Stroke:
82 mm x 67.2 mm (Bruin 350 - approximate)
Compression Ratio:
9.1:1 (Bruin 350 - approximate)
Horsepower:
Not specified in product info, but typically in the 20-25 HP range for this class.
Torque:
Not specified in product info.
Fuel Delivery:
Carburetor (Mikuni BSR33 for 350 model)
Fuel Type:
Unleaded gasoline
Fuel Tank Capacity:
Approx. 3.2 US gal (12 L)
Transmission Type:
Automatic (Yamaha Ultramatic®)
Drive System:
Shaft drive, 2WD/4WD selectable (with differential lock on some models)
Gearbox Type:
CVT (Continuously Variable Transmission) with high/low range and reverse.
Engine Braking:
Yes (inherent in CVT system)
Dry Weight:
Approx. 562 lbs (255 kg) for Bruin 350 4x4
Curb Weight:
Not specified in product info, but typically ~50-100 lbs more than dry weight.
Payload Capacity:
Not specified in product info.
Towing Capacity:
Not specified in product info, but typically around 1500 lbs for this class.
Length:
Approx. 76.8 inches (1950 mm) for Bruin 350 4x4
Width:
Approx. 42.5 inches (1080 mm) for Bruin 350 4x4
Height:
Approx. 44.9 inches (1140 mm) for Bruin 350 4x4
Wheelbase:
Approx. 49.2 inches (1250 mm) for Bruin 350 4x4
Ground Clearance:
Approx. 7.1 inches (180 mm) for Bruin 350 4x4
Tire Size Front:
AT25x8-12
Tire Size Rear:
AT25x10-12
Wheel Bolt Pattern:
Not specified, typically 4x110 or 4x115 for this Yamaha platform.
Safety Standards:
Designed to meet applicable ANSI/SVIA standards for recreational ATVs.
Braking System:
Hydraulic disc brakes front and rear, often with sealed drums or discs on the rear axle depending on specific configuration (e.g., 2WD vs 4WD).
Lighting:
Dual 30W Krypton headlights, 12V 35/35W taillight/stoplight.
Rollover Protection:
None (Standard for ATVs, requires proper riding techniques and safety gear).
Infotainment System:
N/A (Basic utility ATV, no complex infotainment system).
Driver Assistance Features:
N/A (Basic utility ATV, no electronic driver assistance features).
Connectivity Options:
N/A (No connectivity features).
Ignition System:
DC-CDI (Capacitor Discharge Ignition)
Starting System:
Electric starter
Oil Change Engine:
Typically every 100 hours or 6 months, but refer to manual for exact specifications.
Air Filter Cleaning:
Check every 20 hours, clean as needed, replace as needed.
Spark Plug Replacement:
Typically every 200-300 hours or as needed based on inspection.
Valve Clearance Check:
Usually at first 100 hours, then every 200-300 hours or as recommended.
Engine Oil Type:
Yamalube 4 (or equivalent) SAE 10W-30 or 10W-40, API SG or higher.
Engine Oil Capacity:
Approx. 1.77 US qt (1.68 L) without filter change, 1.98 US qt (1.88 L) with filter change.
Gear Oil Type:
Yamalube Gear Oil (or equivalent) SAE 80W-90 API GL-4.
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Problems:
General issues for ATVs of this era can include carburetor gumming (if not run regularly), potential water pump seal leaks, drive shaft U-joint wear, and occasional electrical component failure. The CVT belt can wear over time. Clutch wear is also possible with heavy use. Referencing the manual's troubleshooting section is crucial for specific diagnostics.
Heritage:
Yamaha has a long and successful history in powersports, including ATVs, known for reliability and innovation.
Predecessors:
The Bruin likely evolved from or shared platforms with Yamaha's previous utility ATVs like the Big Bear series.
Successors:
The Bruin line was largely succeeded by the Yamaha Grizzly line, which offered more advanced features and higher performance.
Manufacturing Location:
Likely Japan or USA (Yamaha's primary manufacturing hubs for ATVs).
