Q: Where is the primer bulb located on the TROY-BILT TB130 XP?

The primer bulb (component G) is located directly on the engine and is clearly marked in the parts diagram of the manual. How to use the primer bulb: Cold engine: Press 3 times, waiting about 2 seconds between each press Very cold (below 10°C): Press 5 times Hot engine: A single press is sufficient The primer bulb injects fuel into the carburetor to facilitate cold starts. After operating the bulb, squeeze the blade control against the upper handle, then quickly pull the starter handle to start the engine.

Q: Where is the oil filter located on the TROY-BILT Bronco 46B?

The oil filter of the TROY-BILT Bronco 46B is part of the Briggs & Stratton 19 HP engine. According to the manual, this filter should be replaced with every oil change, following the maintenance schedule: every 50 hours, 100 hours, or 200 hours of use. Although the manual for this model specifies the procedure for replacing the filter, the notice available on this site does not detail its exact location. However, on this type of riding mower equipped with a Briggs & Stratton engine, the oil filter is generally located directly under the engine cover , often accessible without tools. To access the filter: Lift the engine cover Locate the cylindrical-shaped filter attached to the engine block Turn it counterclockwise to remove it If you have trouble locating it, refer to the full PDF manual (96 pages) available for download on this page, which contains detailed diagrams of the engine. You can also contact Troy-Bilt support for confirmation of the exact location on your model.

Q: What is the NGK part number for the TB115 ignition coil?

The TB115 manual does not mention an NGK equivalent. The specified original ignition coil is 951-14437 with a gap of 0.76 mm (0.030 inches) . To find the equivalent NGK part number: Use the official NGK search engine by entering the OEM coil 951-14437 or the TB115 model Check that the gap matches: 0.76 mm (0.030 inches) Contact an NGK or TROY-BILT dealer to confirm compatibility before purchase NGK equivalents generally exist for this type of mower and offer good compatibility, but it is better to check directly rather than relying on the reference alone.

Question 1

What is the standard height of the wheels on the TROY-BILT TB200 mower?

Accepted Answer

The TROY-BILT TB200 mower does not have a single, fixed wheel height. Instead, all wheels must be set to the same cutting height, according to your needs and the terrain.

Available adjustment systems

Depending on your TB200 model, you have one of these three systems:

Single lever system: A lever is located on the left rear wheel. Pull the lever towards the wheel and position it at the desired height.
Two lever system: The levers are located on the right front and right rear wheels (front-wheel drive models) or left front and left rear wheels (rear-wheel drive models). Adjust all levers to the same position.
Pivoting rear wheel system: The lever is located on the left rear wheel, while the height of the front wheels is determined by the position of the bolt on each fork.

Recommended adjustment

To avoid scalping on uneven terrain, set the wheels to a higher position. The TB200 mower is designed to cut grass up to 17.5 cm (7 inches) in height.

Question 2

Can I use regular 87 octane gasoline for this TB200B mower?

Accepted Answer

Yes, you can use regular 87 octane gasoline for your TB200B mower. The 190 cc 4-stroke engine is designed to run on fresh unleaded gasoline.

Important recommendations:

Use only unleaded gasoline
Prefer regular gasoline without ethanol for small 4-stroke engines
Ensure that the fuel is fresh - avoid gasoline that has been stored for more than 30 days, as it may clog the carburetor
Do not fill the tank completely: leave about 2.5 cm of space below the filler neck
Never refuel with the engine running or hot

If your mower has starting issues after a long period of inactivity, replacing the fuel with fresh gasoline should resolve the problem, especially if the old gasoline has started to form residues.

Question 3

Why doesn't the recoil starter cord come out?

Accepted Answer

The recoil starter of the TB200 must function properly for the mower to start. If the cord does not come out, here are the points to check:

Check the blade control - Make sure the blade control is firmly pressed against the handlebar before pulling the cord. This is an essential safety feature.
Inspect the integrity of the cord - Check that the cord is not stuck, tangled, or damaged inside the starter housing.
Correct starting procedure - According to the TB200 manual, slowly pull the starter handle until you feel a slight resistance, then pull quickly. Never force it.
Return spring - If the cord does not retract, the internal return spring may be broken or disengaged. The retraction system must function properly for the mechanism to operate.

If the problem persists after these checks, the recoil starting system likely requires technical intervention. Consult an authorized TROY-BILT service center for inspection and repair of the recoil starter.

Question 4

Why is my TB200B mower producing white smoke from the air filter and refusing to start with the filter in place?

Accepted Answer

This symptom indicates a flooded carburetor with an air filter saturated with fuel. Here is the diagnosis:

Why it starts without the filter

Without the filter, your TB200B engine can draw in fresh air directly, bypassing the flooded carburetor. That’s why it starts temporarily, but the problem persists.

The white smoke

It comes from the excess fuel flowing through the air filter and burning in the combustion chamber. This is a sign that your carburetor is poorly regulating the fuel supply.

How to fix it

Clean or replace the air filter - The filter is soaked with gasoline and can no longer perform its function. A new filter is recommended rather than cleaning.
Inspect the carburetor - The needle valve or float in the carburetor is likely stuck due to residues of old fuel or damaged. You will need to clean it or have it repaired by an authorized dealer.
Check the oil level - Excess gasoline is flowing into the engine crankcase. Drain and replace the oil (see the maintenance section of the manual for the correct type and drain plug).
Use fresh fuel - If the mower has been sitting for a long time, the fuel has deteriorated. Pour in fresh unleaded fuel (regular non-ethanol gasoline is preferred for small 4-stroke engines).

Important tip

If your TB200B is new or nearly new, this may be a manufacturing defect in the carburetor. Contact an authorized TROY-BILT dealer for warranty repair.

Question 5

How to stop fuel from spraying near the air filter when starting the TB200B?

Accepted Answer

The spraying of gasoline near the air filter combined with smoke during startup indicates a flooded carburetor. Here’s what’s happening and how to fix the issue:

Possible Causes

Stuck carburetor float - The float regulates the fuel supply in the carburetor bowl. If it is stuck, fuel overflows and sprays through the air filter. This is the most common cause in new or lightly used devices.
Damaged or stuck carburetor needle - The needle that controls the fuel flow may be blocked, allowing fuel to continue to accumulate.
Old or contaminated fuel - The manual recommends using "fresh unleaded fuel" (regular non-ethanol gasoline preferred). Old fuel can gum up the float or needle.
Fuel-saturated air filter - When the carburetor overflows, the filter fills up and worsens the fuel draw.

Solutions to Try

Replace the air filter - Do not clean: replace directly. A gasoline-soaked filter is ineffective.
Drain and clean the carburetor bowl - Close the fuel valve (the small tap under the tank if there is one), then locate the carburetor bowl under the engine. Unscrew the drain screw at the bottom, let the used fuel flow into a container, then screw it back in.
Use fresh fuel - Completely drain the tank and refill with recent unleaded gasoline. According to the manual, leave about 2.5 cm of free space under the filler neck (gasoline expands when heated).
Test for smooth starting - After cleaning, pull the starter cord slowly one or two times to prime without forcing.

If the problem persists

If spraying continues after replacing the filter and fuel, the float or needle in the carburetor is likely damaged. The carburetor will need to be thoroughly cleaned, descaled, or replaced. Contact an authorized TROY-BILT dealer for this service (this may be covered by warranty if the device is new).

Important: Do not continue to pull the cord if fuel is spraying - it is a fire hazard.

Question 6

Why won't the TB200B engine start after the initial setup despite having oil and gasoline?

Accepted Answer

If the TB200B engine refuses to start just after the initial setup, here are the priority checks to make:

Preparing the engine before starting

Check the fuel valve - Make sure that the fuel shut-off valve at the bottom of the tank is fully open. This valve must allow gasoline to flow to the carburetor.
Check the choke - For a cold start, the choke must be in the closed (ON) position. Refer to the control lever on the engine for this initial position.
Check the spark plug - Even if new, the mower may have a faulty spark plug. Remove the plug and inspect it: it should not be blackened or wet. The gap must match the specifications for the 4-stroke 190 cm³ engine.
Clean the air filter - Ensure that the air filter is not blocked or improperly installed. A clogged filter can prevent air from circulating properly.

Correct starting steps

Set the choke to the closed position (cold start)
Pull firmly and steadily on the recoil starter cord (located on the right side of the upper handle)
Once the engine starts to run, gradually return the choke to the open position (run)

Fuel-related issues

Old or bad gasoline - Only use fresh unleaded gasoline. Gasoline that has been sitting for more than 30 days can clog the carburetor and prevent starting.
Clogged fuel cap - The 2.5 L tank cap must allow air in. Try loosening it slightly to allow air circulation.
Flooded carburetor - If you pull too often without success, the carburetor may be flooded. Wait 10-15 minutes and try again.

If the problem persists

If the engine still refuses to start after these checks, it may indicate a manufacturing defect (faulty spark plug, damaged carburetor during transport). Since the mower is new, it is covered by the manufacturer's warranty. Contact an authorized TROY-BILT dealer for diagnosis and warranty repair.

Question 7

Why does the oil smoke when I open the filler cap on my TB200B?

Accepted Answer

The smoke at the oil cap indicates a buildup of pressure in the engine crankcase. This is an important symptom that needs to be addressed quickly.

Main causes on the TB200B

Oil level too high – Your TB200B has a capacity of about 0.6 liters. Check the level before each use (as indicated in the manual). An excess of oil forces vapors to escape when you open the cap. Drain some oil if necessary.
Clogged crankcase vent – The TB200B has a crankcase ventilation system that prevents pressure buildup. If this opening is blocked by debris or deposits, pressure will rise and create smoke when the cap is opened. Clean it thoroughly.
Fuel mixed with oil – If the carburetor is leaking (issue mentioned in the manual for difficult starting cases), fuel may accumulate in the crankcase. The oil will then smell like gasoline. In this case, drain and completely replace the oil with SAE 30 or 10W-30 oil depending on the temperature, then identify and repair the carburetor leak.
Mower tilted or stored on its side – If the TB200B has been tilted on its side, oil may rise into the cylinder or crankcase, creating pressure and smoke at the cap. Let it rest upright before use.

Priority checks

Check that the oil level is correct (before each use according to the manual).
Smell the oil – does it smell like gasoline? If so, drain it and refill with new SAE 30 or 10W-30 oil.
Inspect the air filter for debris or clogging, and check the crankcase ventilation opening.
If the problem persists after these checks, the engine may have internal wear (worn piston rings or valve seals) and will require servicing.

The TB200B is designed to be regularly maintained before each use, particularly the oil level. Failing to adhere to this maintenance can cause exactly this problem.

Question 8

Where is the primer bulb located on the TROY-BILT TB130 XP?

Accepted Answer

The primer bulb (component G) is located directly on the engine and is clearly marked in the parts diagram of the manual.

How to use the primer bulb:

Cold engine: Press 3 times, waiting about 2 seconds between each press
Very cold (below 10°C): Press 5 times
Hot engine: A single press is sufficient

The primer bulb injects fuel into the carburetor to facilitate cold starts. After operating the bulb, squeeze the blade control against the upper handle, then quickly pull the starter handle to start the engine.

Question 9

Where is the oil filter located on the TROY-BILT Bronco 46B?

Accepted Answer

The oil filter of the TROY-BILT Bronco 46B is part of the Briggs & Stratton 19 HP engine. According to the manual, this filter should be replaced with every oil change, following the maintenance schedule: every 50 hours, 100 hours, or 200 hours of use.

Although the manual for this model specifies the procedure for replacing the filter, the notice available on this site does not detail its exact location. However, on this type of riding mower equipped with a Briggs & Stratton engine, the oil filter is generally located directly under the engine cover, often accessible without tools.

To access the filter:

Lift the engine cover
Locate the cylindrical-shaped filter attached to the engine block
Turn it counterclockwise to remove it

If you have trouble locating it, refer to the full PDF manual (96 pages) available for download on this page, which contains detailed diagrams of the engine. You can also contact Troy-Bilt support for confirmation of the exact location on your model.

Question 10

What is the NGK part number for the TB115 ignition coil?

Accepted Answer

The TB115 manual does not mention an NGK equivalent. The specified original ignition coil is 951-14437 with a gap of 0.76 mm (0.030 inches).

To find the equivalent NGK part number:

Use the official NGK search engine by entering the OEM coil 951-14437 or the TB115 model
Check that the gap matches: 0.76 mm (0.030 inches)
Contact an NGK or TROY-BILT dealer to confirm compatibility before purchase

NGK equivalents generally exist for this type of mower and offer good compatibility, but it is better to check directly rather than relying on the reference alone.

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