Murray M2255HFC Lawn Mower Manual

The Murray M2255HFC is a 22-inch, 190cc Briggs & Stratton-powered push lawn mower featuring a 3-in-1 cutting system (mulch, bag, side discharge), 6-position height adjustment, durable steel deck, easy-start engine, and rear-wheel drive for enhanced maneuverability. This manual covers safety instructions, assembly, operation, maintenance, troubleshooting, and storage guidelines to ensure optimal performance and longevity.

1. Features at a Glance 2. Assembly Instructions 3. Safety Precautions 4. Specifications 5. Controls and Operation 6. Cutting Height Adjustment 7. Maintenance Schedule 8. Storage Guidelines 9. Warranty Information 10. Parts Diagram 11. Troubleshooting

Features at a Glance

Key components: 190cc Briggs & Stratton engine, 22-inch steel cutting deck, 3-in-1 cutting system, 6-position height adjustment lever, rear-wheel drive, foldable handle, grass bag, and mulching plug.

Feature	Description
Engine	190cc Briggs & Stratton 4-cycle engine
Cutting Width	22-inch steel deck
Cutting System	3-in-1 (Mulch, Bag, Side Discharge)
Height Adjustment	6-position single lever (1.25" - 3.75")
Drive System	Rear-wheel drive for better traction
Starting System	Easy-start recoil pull
Handle	Foldable for compact storage
Wheels	8-inch rear, 7-inch front
Fuel Tank	1-quart capacity
Weight	Approximately 65 lbs

Assembly Instructions

Unpack all parts and inspect for damage. Assembly requires basic tools (included).

Attach handle: Insert lower handle into deck brackets, secure with bolts and wing nuts.
Install upper handle: Connect to lower handle using provided knobs.
Attach grass bag: Hook bag frame onto rear discharge chute.
Install mulching plug: Insert into rear discharge opening when mulching.
Add engine oil: Fill with SAE 30 detergent oil (check dipstick).
Add fuel: Use fresh unleaded gasoline (no ethanol recommended).

WARNING! Keep hands and feet clear of cutting blade during assembly. Ensure all bolts are tight before operation.

Safety Precautions

Always follow safety guidelines to prevent injury.

Read manual thoroughly before operation.
Clear mowing area of debris, stones, and toys.
Wear sturdy shoes, eye protection, and long pants.
Never mow wet grass or in poor visibility.
Keep children and pets away from mowing area.
Disconnect spark plug before maintenance or blade inspection.
Never leave mower unattended with engine running.

CAUTION! Engine and muffler become hot during use. Allow to cool before refueling or storage.

Specifications

Model: M2255HFC
Engine: Briggs & Stratton 190cc 4-cycle
Cutting Width: 22 inches
Cutting Heights: 1.25" - 3.75" (6 positions)
Drive System: Rear-wheel drive
Deck Material: Powder-coated steel
Wheels: 8" rear, 7" front
Fuel Capacity: 1 quart
Oil Capacity: 20 oz (SAE 30)
Weight: 65 lbs (approx.)
Warranty: 2-year limited

Controls and Operation

Handle Controls: Drive control bar, height adjustment lever, engine stop lever.

Starting: 1. Check oil and fuel levels. 2. Push primer bulb 3 times (cold engine). 3. Set throttle to FAST position. 4. Pull recoil starter firmly.

Stopping: Release drive control bar, move throttle to STOP, wait for blade to stop.

Mowing Tips: Mow at steady pace, overlap passes by 2 inches, avoid cutting more than 1/3 of grass height at once.

Cutting Height Adjustment

Adjust height based on grass type and season.

Stop engine and wait for blade to stop.
Pull height adjustment lever outward.
Move lever to desired position (1-6).
Release lever to lock in place.
Adjust all wheels to same height.

Recommended Settings: Spring/Fall: Position 3-4 (2.5"-3"). Summer: Position 5-6 (3.25"-3.75") for drought conditions.

Maintenance Schedule

Regular maintenance ensures optimal performance.

Maintenance	Frequency
Check engine oil level	Before each use
Clean underside of deck	After each use
Sharpen/replace blade	Every 25 hours
Replace air filter	Every 50 hours
Change engine oil	Every 50 hours or season
Replace spark plug	Every 100 hours
Check wheel bolts/handle	Monthly

Blade Sharpening: Disconnect spark plug, remove blade, sharpen at 30-degree angle, balance before reinstalling.

Storage Guidelines

Proper storage prevents fuel system issues and corrosion.

Run engine to burn remaining fuel or add fuel stabilizer.
Change oil if due before storage.
Clean deck thoroughly, dry completely.
Remove spark plug, add 1 oz oil to cylinder, pull starter slowly.
Store in dry, covered area away from moisture.
Fold handle for compact storage.

CAUTION! Never store with fuel in tank for more than 30 days without stabilizer.

Warranty Information

Murray M2255HFC comes with a 2-year limited warranty covering defects in materials and workmanship. Warranty does not cover normal wear, misuse, improper maintenance, or commercial use. Keep original receipt as proof of purchase. For warranty claims, contact Murray customer service at 1-800-800-7310 or visit www.murray.com.

Parts Diagram

Refer to exploded-view diagram for part identification and ordering.

Blade Assembly (Part #942-0743)
Air Filter (Part #942-0812)
Spark Plug (Part #942-0521)
Drive Belt (Part #942-0633)
Height Adjustment Lever (Part #942-0715)
Grass Bag (Part #942-0890)
Mulching Plug (Part #942-0885)

Ordering: Use part numbers when contacting dealer or www.murrayparts.com.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	No fuel, old gas, clogged filter	Add fresh fuel, clean/replace air filter, check spark plug.
Poor cutting performance	Dull blade, low engine speed	Sharpen/replace blade, set throttle to FAST.
Uneven cut	Uneven tire pressure, worn blade	Check tire pressure, balance/replace blade.
Excessive vibration	Loose blade, bent blade	Tighten blade bolts, replace bent blade.
Loss of power	Dirty air filter, old oil	Clean/replace air filter, change engine oil.
Wheels not driving	Drive belt loose/broken	Adjust or replace drive belt.

Service: For technical support, call 1-800-800-7310 or visit www.murray.com.