1987 Luhrs 29 Sportfish Owners Manual

The 1987 Luhrs 29 Sportfish is a classic sportfishing boat featuring a deep-V hull design, fiberglass construction, twin inboard diesel engines, comprehensive fishing amenities, and comfortable cabin accommodations. This manual covers essential information for operation, maintenance, safety procedures, and troubleshooting specific to this model year. Below are the key sections for boat specifications, operation guidelines, maintenance schedules, and emergency procedures.

1. Boat Specifications 2. Pre-Launch Checklist 3. Operating Procedures 4. Engine & Mechanical Systems 5. Electrical Systems 6. Fishing Equipment 7. Cabin & Galley 8. Maintenance Schedule 9. Safety Equipment 10. Troubleshooting 11. Storage & Winterization

Boat Specifications

Key features: Deep-V hull, fiberglass construction, twin diesel power, fishing cockpit, and cabin accommodations.

SpecificationDetails
Length Overall29 feet
Beam11 feet 6 inches
Draft2 feet 10 inches
WeightApproximately 8,500 lbs
Fuel Capacity200 gallons
Water Capacity40 gallons
Hull MaterialFiberglass
Engine OptionsTwin diesel inboards (Cummins or Caterpillar)
Sleeping Capacity4 persons
Fishing FeaturesLivewell, rod holders, fish boxes, outriggers

Pre-Launch Checklist

Essential checks before departing the dock.

  1. Check fuel levels and inspect for leaks
  2. Verify engine oil and coolant levels
  3. Test bilge pumps and automatic switches
  4. Inspect navigation lights and electronics
  5. Ensure safety equipment is accessible and in good condition
  6. Check weather and tide conditions

WARNING! Failure to complete pre-launch checks may result in mechanical failure or safety hazards at sea.

Operating Procedures

Standard operating guidelines for the Luhrs 29 Sportfish.

  1. Engine start-up: Allow engines to warm up at idle for 3-5 minutes
  2. Docking procedures: Use spring lines and account for wind/current
  3. Running trim: Adjust trim tabs for optimal performance and fuel efficiency
  4. Maneuvering: Use twin engines for tight turns and precise control
  5. Cruising speed: Maintain 18-22 knots for optimal fuel consumption

CAUTION! Always maintain proper lookout and follow navigation rules.

Engine & Mechanical Systems

Electrical Systems

12V DC and 110V AC systems with battery banks and shore power.

DC System: Two marine batteries (house and starting), battery selector switch, circuit breaker panel.

AC System: 30-amp shore power inlet, AC distribution panel, GFCI outlets in cabin.

Navigation: Standard compass, VHF radio, depth sounder, fish finder. Optional: Radar, GPS, autopilot.

Fishing Equipment

Professional-grade fishing features standard on the 29 Sportfish.

  1. Transom door for large catch handling
  2. Insulated fish boxes with overboard drains
  3. Livewell with recirculating pump system
  4. Rod holders (gunwale mounted)
  5. Rocket launcher on hardtop (optional)
  6. Outrigger mounts
  7. Bait prep station with sink and cutting board

Tip: Rinse all fishing equipment with fresh water after each use.

Cabin & Galley

Comfortable accommodations for overnight fishing trips.

  1. V-berth forward with filler cushion
  2. Port and starboard settees that convert to berths
  3. Enclosed head compartment with marine toilet
  4. Galley with alcohol/electric stove
  5. Stainless steel sink with fresh water pump
  6. Icebox or optional refrigeration
  7. Storage lockers throughout cabin
  8. Teak interior trim and cabinetry

WARNING! Ensure proper ventilation when using stove or heater.

Maintenance Schedule

Regular maintenance tasks to ensure reliability and longevity.

IntervalMaintenance Task
Every 50 hoursCheck engine oil and coolant levels
Every 100 hoursChange engine oil and filters
Every 200 hoursInspect and clean fuel filters
AnnuallyChange transmission fluid
SeasonallyInspect and lubricate steering system
MonthlyTest all safety equipment

Safety Equipment

Required and recommended safety equipment for coastal operation.

USCG Required: Life jackets (Type I, II, or III), throwable device, fire extinguishers, visual distress signals, sound-producing device.

Recommended: EPIRB, first aid kit, man overboard equipment, emergency tiller, backup VHF.

Troubleshooting

ProblemPossible CauseSolution
Engine won't startDead batteries, fuel issueCheck battery voltage, inspect fuel filters, ensure fuel valves are open
OverheatingClogged raw water intakeCheck strainer, inspect impeller, verify thermostat operation
Electrical failureCorroded connectionsInspect battery terminals, check ground connections
Steering stiffnessLow hydraulic fluidCheck fluid level, inspect for leaks, bleed system if needed
Bilge pump not workingFloar switch failureTest switch manually, check wiring, replace if necessary

Emergency: Always carry tools and spare parts for common issues.

Storage & Winterization

Proper procedures for seasonal storage and winterization.

  1. Drain all water systems and add antifreeze
  2. Stabilize fuel and run engines to circulate treated fuel
  3. Remove batteries and store on maintainers
  4. Clean and wax hull
  5. Cover boat with breathable cover
  6. Store cushions and electronics indoors

CAUTION! Failure to properly winterize may cause freeze damage to engines and systems.

1987 Luhrs 29 Sportfish Owners Manual © - All Rights Reserved 2025