Mower Manual __full__ | Try3.5plma Lawn
B&Q TRY 3.5 PLMA (often referred to as the "Try" brand) is a heritage petrol lawnmower known for its straightforward design and durability. While B&Q no longer stocks this exact model, its manual and parts remain highly sought after by DIY enthusiasts who prefer repairing over replacing. Machine Technical Profile
The TRY 3.5 PLMA is a 40cm rotary mower typically powered by a small petrol engine, such as the Specification Cutting Width 400mm (40cm) Cutting Height 7-position adjustable Power Plant 3.5 HP Petrol Engine Drive Type Push / Hand-propelled Engine Speed Approx. 2800-3000 rpm Operational Highlights Solent Tools Spares For TRY3.5SPLMA
Prime the Engine: Locate the red primer bulb on the side of the engine. Firmly press and release it 3 to 5 times to move fuel into the carburetor.
Engage the Safety: Stand behind the handle and pull the Operator Presence Control (OPC) lever (the top metal bar) flush against the main handle. The mower will not start or run unless this is held down. try3.5plma lawn mower manual
The Pull: Firmly grasp the starter cord handle and pull with a smooth, rapid motion until the engine catches. The Maintenance Chapter: Keeping It Healthy
Long-term reliability for a Briggs & Stratton 35 engine requires regular attention to these three areas: Spark Plug: The B&Q Performance TRY3.5PLMA
generally uses a standard spark plug with a 0.75mm gap. It should be checked or replaced if the mower becomes difficult to start. Oil Care: This engine typically requires SAE 30 or 10W-30 B&Q TRY 3
oil. Always check the dipstick before starting; the capacity for small engines in this class is usually around 0.6 liters (20 oz). Cutting Blade: The blade for the TRY3.5PLMA
is a common replacement part. If you notice "ragged" grass edges after cutting, it’s time to sharpen or replace the blade. Troubleshooting: When the Story Hits a Snag
If the mower turns over but won't start, the most likely "villains" are: Lawn Mowers : Starting a Push Lawn Mower Key specifications (typical for this model class)
Key specifications (typical for this model class)
- Engine: 3.5 HP single-cylinder four-stroke (gas)
- Cutting width: ~21–22 inches
- Deck: stamped steel
- Drive: push (no self-propel)
- Cutting height: adjustable, typically 1”–4”
- Grass bag: removable fabric or rigid catcher
- Fuel: unleaded gasoline (87 octane), fresh; oil: SAE 30 or 10W-30 (check ambient temp)
- Weight: ~55–70 lbs
Safety
- Read the full manual before use.
- Keep bystanders, especially children and pets, at least 15 feet away.
- Wear eye protection, closed-toe shoes, long pants, and hearing protection.
- Never operate barefoot or in sandals.
- Do not mow wet grass—risk of slipping and poor cut.
- Turn engine off and disconnect spark plug before servicing, unclogging, or adjusting blades.
- Use only manufacturer-approved replacement parts and blades.
Problem 2: Mower vibrates excessively
Likely cause: Bent blade or unbalanced blade. Fix: Remove blade, place on a nail in the wall. If one side drops, sharpen the heavy side. Torque to 38 ft-lbs. If still vibrating, replace blade.
What You’ll Likely Find (If You Can’t Find the Exact)
If the exact “try3.5plma” manual stays elusive, don’t panic. Most small push mowers share basic parts:
- Blade replacement – standard 20” or 21” blade bolt torque (~35–50 ft-lbs)
- Oil – SAE 30 (warm weather) or 10W-30 (variable), ~0.5L
- Air filter cleaning – foam or paper, check every 25 hours
- Spark plug – gap ~0.030” (gas models)
- Self-propel drive cable adjustment – usually a 10mm nut and a spring
You can almost always use a generic 3.5 HP lawn mower manual from MTD or Yard Machines. Their 1990s–2000s push mowers were nearly identical.
Unpacking the Try3.5plma Manual: Key Sections Explained
Once you open your PDF or printed manual, you will notice it is divided into logical chapters. Here is what each section contains and why you should read it carefully.
