Snapper SP400, SP300, SPLH221KWE, SPLH151KW Engine Troubleshooting, Symptom Problem Solution

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SECTION 4 - ENGINE TROUBLESHOOTING

SYMPTOM PROBLEM

SOLUTION

PAGE

Engine

Key OFF.

does not

Fuel Tank empty.

start..

Fuel Shut-Off Closed.

 

Engine Throttle Control not at FAST

 

(Rabbit) position.

 

Choke NOT closed.

 

Spark Plug Wire loose or disconnected.

 

Blade Clutch Switch in ON position.

 

Spark Plug bad.

 

Dirty Air Filter.

 

Traction Controls not Latched in Neutral.

Engine

Dirt or water Fuel Tank.

Starts Hard

 

or Loses

Air Filter dirty.

Power.

Spark Plug not gapped correctly.

 

Spark Plug bad.

Engine

Spark Plug bad.

Runs

Spark Plug not gapped correctly.

Erratically.

Fuel Filter plugged or dirty.

Engine

Dirty Air Filter.

Idles Poorly.

Fuel Filter plugged

Engine

Engine Oil low in Crankcase.

Overheats.

Cooling Fins & Flywheel Screen Clogged.

Machine

Blade Mounting Bolts loose.

Vibrates

Blade out of balance.

Excessive.

Engine Mounting Bolts loose.

Engine

Mowing grass too tall.

Dies.

Mowing too fast.

Turn Key to Run.

8

Fill Fuel Tank.

7

Open Fuel Shut-Off.

8

Put Engine Throttle Control to FAST (Rabbit)

 

position.

8

Put Throttle Control in CHOKE position.

8

Connect Spark Plug Wire.

(See Engine Manual)

Move Blade Clutch switch to OFF position.

6

Install new Spark Plug.

(See Engine Manual)

Clean Air Filter.

(See Engine Manual)

Move Traction Controls to NEUTRAL &

8

Engage Neutral Latch Lever

 

Drain and clean Fuel Tank, fill with fresh

 

Fuel.

7

Clean or install new Air Filter.

(See Engine Manual)

Check and set Spark Plug gap.

(See Engine Manual)

Install new Spark Plug.

(See Engine Manual)

Install new Spark Plug.

(See Engine Manual)

Check and gap spark plug gap.

(See Engine Manual)

Replace Fuel Filter.

 

Clean or replace Filter.

(See Engine Manual)

Replace Fuel Filter.

 

Add Oil.

(See Engine Manual)

Clean Fins & Screen

 

Tighten Blade Mounting Bolts.

12, 21

Sharpen and balance Blade.

21

Tighten Mounting Bolts.

(See Engine Manual)

Adjust cutting height.

12, 13

Reduce travel speed.

9

14

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Contents PRO Hydro Walk Behind Mowers MID-SIZE Series Model Number ExplanationSlope Operation Important Safety InstructionsProtection for Children PreparationMaintenance OperationTable of Contents Nomenclature FamiliarizationIntroduction Blade and Traction Controls ControlsEngine Controls Before Operating PRE-START ChecklistOperating Instructions Stopping Starting and OperatingForward Speed Traction Speed ControlMower Operation Reverse SpeedPrevious Handle Height AdjustmentMowing and Turning on Hillsides On NextFrom previous Adjusting Blade on Cutter Spindle Cutting Height AdjustmentAdjusting Caster Wheels Fixed DecksAdjusting Fixed Deck Attachment Side Profile of MachineEngine Troubleshooting Symptom Problem SolutionService & Lubrication Information Hydraulic FilterHours Procedure Comments Grease Grease Zerk Location Daily WeeklyHydraulic System Adjustments Service ServiceElectric Clutch Adjustment Machine Speed Control Ranges Hydraulic Pump Belt InstallationReplacement Parts To Change Machine Speed RangesTraction Control Neutral Adjustment Cutting Deck Belt Installation Mower Attachment ServiceCutter Deck Belt Removal & Installation 4 , 52, & 61 Cutting Deck Belt InstallationDeck 9246 9247 9251 Cutting Blade ServiceStandard Blade Replacement Blade Removal and SharpeningMower Spindles Field Serviceable Spindles Bearing ReplacementBattery Service Battery RemovalBattery Installation Battery TestingNEW Battery Preparation Do not OverfillYear Limited Warranty Disclaimer of WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Service Notes Service Notes PRO Hydro MID-SIZE Walk Behind Mowers Series

SPLH141KW, SPLH151KW, SPLH141KWE, SPLH171KW, SP400 specifications

The Snapper SP300, SPLH221KWE, SP400, SPLH171KW, and SPLH141KWE represent a range of high-performance lawn mowers designed to meet the diverse needs of homeowners and landscape professionals alike. Each model comes equipped with distinct features and technologies that enhance functionality, efficiency, and user experience.

Starting with the Snapper SP300, this robust walk-behind mower is powered by a reliable engine that delivers ample power for tackling various grass types and conditions. Its innovative cutting system includes a tough steel deck that ensures durability while providing a clean cut every time. The SP300 also boasts adjustable cutting height settings, allowing users to customize their lawn mowing to achieve the desired grass length.

The SPLH221KWE is designed for those who prioritize convenience and advanced technology. This model features a self-propelled drive system, making it easier to maneuver on different terrains. The electric start function enhances usability, eliminating the need for pull cords. This mower is equipped with a mulching capability, allowing clippings to be finely chopped and returned to the lawn as organic fertilizer.

Next is the Snapper SP400, which is built for efficiency and power. Featuring a larger cutting deck, this mower can cover more ground in less time. Its high-performance engine ensures steady power delivery even in tough mowing conditions. The SP400 also includes a bagging system that effectively collects grass clippings, promoting a neat and tidy lawn finish.

The SPLH171KW is a compact yet powerful option, perfect for smaller yards or tight spaces. Despite its size, it does not compromise on features, as it supports height adjustments and comes with a durable blade that provides precision cutting. This model is designed for easy storage, making it suitable for homeowners with limited garage space.

Finally, the SPLH141KWE combines lightweight design with powerful performance. This mower is ideally suited for those who prefer a user-friendly experience without compromising on results. With its easy-start technology and adjustable speed settings, users can operate the mower comfortably across different lawn conditions.

When considering these Snapper models, it's important to note that they are all engineered with user comfort in mind, featuring comfortable grips, intuitive controls, and minimal maintenance requirements. With a focus on ease of use, performance, and longevity, Snapper mowers are a valuable investment for maintaining a pristine lawn. Whether you choose the SP300, SPLH221KWE, SP400, SPLH171KW, or SPLH141KWE, you can expect exceptional quality and results.