Husqvarna 2748GLS - User Manual

Questions and Answers

E
elizabethmoonAug 5, 2025
How to fix a hard to start Husqvarna Lawn Mower?
- L
  Laura FloresAug 5, 2025
  If your Husqvarna Lawn Mower is hard to start, consider these possible causes: a dirty air filter (clean or replace it), a bad spark plug (replace it), a weak or dead battery (recharge or replace it), a dirty fuel filter (replace it), stale or dirty fuel (empty the fuel tank and refill it with fresh, clean gasoline), loose or damaged wiring (check all wiring), a carburetor out of adjustment (see “To Adjust Carburetor” in the Service Adjustments section), or engine valves out of adjustment (contact an authorized service center/department).
W
wortizAug 10, 2025
What to do if Husqvarna 2748GLS Lawn Mower engine will not turn over?
- G
  gutierrezkatherineAug 10, 2025
  If your Husqvarna Lawn Mower engine will not turn over, make sure the brake pedal is depressed. Also, ensure the attachment clutch is disengaged. Other potential causes include a weak or dead battery (recharge or replace it), a blown fuse (replace it), corroded battery terminals (clean them), loose or damaged wiring (check all wiring), a faulty ignition switch (check or replace it), a faulty solenoid or starter (check or replace them), or faulty operator presence switch(es) (contact an authorized service center/department).
J
Janet AllenAug 20, 2025
How to stop excessive vibration in Husqvarna 2748GLS?
- C
  Christopher MurphyAug 20, 2025
  Excessive vibration in your Husqvarna Lawn Mower can stem from a worn, bent, or loose blade (replace the blade and tighten the blade bolt), a bent blade mandrel (replace the blade mandrel), or loose/damaged part(s) (tighten loose part(s) and replace damaged parts).
H
hubbardkennethAug 25, 2025
Why Husqvarna 2748GLS engine clicks but will not start?
- L
  Leah HamptonAug 26, 2025
  If your Husqvarna Lawn Mower engine clicks but won't start, it might be due to a weak or dead battery (recharge or replace it), corroded battery terminals (clean them), loose or damaged wiring (check all wiring), or a faulty solenoid or starter (check or replace them).
J
Jennifer SimpsonOct 29, 2025
Why my Husqvarna 2748GLS Lawn Mower will not start?
- H
  Heather BryanOct 29, 2025
  If your Husqvarna Lawn Mower won't start, several factors could be at play. First, ensure the fuel tank is filled. If it is, check that the engine is properly choked, referring to the “TO START ENGINE” section in the Operation section. If the engine is flooded, wait a few minutes before trying again. Other potential issues include a bad spark plug (replace it), a weak or dead battery (recharge or replace), a dirty air filter (clean or replace), a dirty fuel filter (replace), water in the fuel (empty the tank and carburetor, refill with fresh gasoline, and replace the fuel filter), loose or damaged wiring (check all wiring), a carburetor out of adjustment (see “To Adjust Carburetor” in the Service Adjustments section), or engine valves out of adjustment (contact an authorized service center...
R
Rachel BurnsNov 14, 2025
Why does my Husqvarna 2748GLS have loss of power?
- A
  Aaron Chaney DVMNov 14, 2025
  If your Husqvarna Lawn Mower experiences a loss of power, it could be due to several reasons. You might be cutting too much grass or going too fast, so try raising the cutting height or reducing speed. Ensure the throttle isn't in the “CHOKE” position; if it is, adjust the throttle control. Also, check for any build-up of grass, leaves, or trash under the mower and clean the underside of the mower housing if necessary. Other potential causes include a dirty air filter (clean or replace), low or dirty oil (check and change the oil), a faulty spark plug (clean, regap, or replace), a dirty fuel filter (replace), stale or dirty fuel (empty and refill the tank with fresh gasoline), water in the fuel (empty the tank and carburetor, refill with fresh gasoline, and replace the fuel filter), a loos...

Summary

SAFETY RULES

I. GENERAL OPERATION

Read, understand, and follow all instructions on the machine and in the manual before starting.

II. SLOPE OPERATION

Slopes are a major factor related to loss of control and tip-over accidents.

III. CHILDREN

Tragic accidents can occur if the operator is not alert to the presence of children.

IV. TOWING

V. SERVICE

To avoid personal injury or property damage, use extreme care in handling gasoline.

ASSEMBLY

TO CHECK BATTERY

PRE-OPERATION CHECKLIST

Ensure all assembly instructions are completed and parts are secure.

OPERATION

SAFETY ALERTS AND GUIDELINES

Understand DANGER, WARNING, CAUTION, and HOT SURFACES/FIRE alerts.

KNOW YOUR TRACTOR CONTROLS

Read manual and safety rules. Familiarize yourself with control locations and functions.

SETTING THE PARKING BRAKE

Depress brake pedal, pull parking brake lever up and hold.

STOPPING THE TRACTOR AND BLADES

Disengage attachment clutch and depress brake pedal to stop.

USING THE THROTTLE CONTROL

MOVING FORWARD AND BACKWARD

Direction and speed controlled by forward and reverse drive pedals.

ADJUSTING MOWER CUTTING HEIGHT

The attachment lift lever determines the cutting height.

ADJUSTING GAUGE WHEELS

OPERATING THE MOWER

Select height of cut and start mower blades by engaging attachment clutch.

STOPPING MOWER BLADES

REVERSE OPERATION SYSTEM (ROS)

System allows operation in reverse with attachment clutch engaged.

OPERATING ON HILLS

Do not drive up or down hills with slopes greater than 15° and do not drive across any slope.

TRANSPORTING THE TRACTOR

CHECKING ENGINE OIL LEVEL

Check engine oil with tractor on level ground. Add oil if necessary.

ADDING GASOLINE

Fill fuel tank to bottom of filler neck with fresh, clean, regular unleaded gasoline.

STARTING THE ENGINE

Procedures for starting the engine in warm and cold weather.

COLD WEATHER STARTING

PURGING THE TRANSMISSION

MOWING TIPS

Tips for best mowing performance, including leveling and grass height.

MAINTENANCE

MAINTENANCE SCHEDULE

Schedule of maintenance tasks before use, by hours, season, and storage.

BRAKE OPERATION CHECK

SAFETY SYSTEMS CHECK

Ensure operator presence and reverse operation systems are working properly.

BLADE CARE AND REMOVAL

Keep blades sharp; replace bent blades; instructions for removal.

BATTERY MAINTENANCE

ENGINE OIL AND FILTER SERVICE

Change engine oil and replace oil filter as scheduled.

AIR FILTER AND SCREEN MAINTENANCE

Clean air screen and service air filter regularly.

ENGINE COOLING SYSTEM MAINTENANCE

SPARK PLUG REPLACEMENT

IN-LINE FUEL FILTER REPLACEMENT

SERVICE AND ADJUSTMENTS

WARNING: BEFORE PERFORMING SERVICE OR ADJUSTMENTS

Safety precautions before performing service or adjustments.

TO REMOVE MOWER

Instructions for removing the mower deck from the tractor.

TO INSTALL MOWER

Instructions for installing the mower deck onto the tractor.

BELT INSTALLATION

TO LEVEL MOWER

VISUAL SIDE-TO-SIDE ADJUSTMENT

PRECISION SIDE-TO-SIDE ADJUSTMENT

FRONT-TO-BACK ADJUSTMENT

TO REPLACE MOWER BLADE DRIVE BELT

TO REPLACE MOTION DRIVE BELT

TO CHECK BRAKE

TO START ENGINE WITH A WEAK BATTERY

REPLACING BATTERY

ENGINE ADJUSTMENTS

STORAGE

TRACTOR STORAGE PREPARATION

BATTERY STORAGE PREPARATION

ENGINE FUEL SYSTEM PREPARATION

ENGINE OIL AND CYLINDER PREPARATION

TROUBLESHOOTING POINTS

ENGINE WILL NOT START

Common causes and corrections for an engine that will not start.

HARD TO START

Common causes and corrections for an engine that is hard to start.

ENGINE WILL NOT TURN OVER

Common causes and corrections for when the engine does not crank.

ENGINE CLICKS BUT WILL NOT START

LOSS OF POWER

Common causes and corrections for a loss of engine power.

EXCESSIVE VIBRATION

ENGINE DIES WHEN SHIFTING INTO REVERSE

Reasons why the engine dies when shifting into reverse.

ENGINE CONTINUES TO RUN WHEN OPERATOR LEAVES SEAT

Troubleshooting a faulty operator-safety presence control system.

POOR CUT - UNEVEN

Causes and corrections for an uneven cut quality.

MOWER BLADES WILL NOT ROTATE

Causes and corrections for mower blades not rotating.

POOR GRASS DISCHARGE

BATTERY WILL NOT CHARGE

LOSS OF DRIVE

ENGINE BACKFIRES WHEN TURNING ENGINE OFF

HUSQVARNA PRODUCT REGISTRATION INFORMATION & WARRANTY STATEMENT

Husqvarna 2748GLS Specifications

General

Transmission	Hydrostatic
Deck Material	Steel
Cutting Width	48 inches
Fuel Capacity	3.5 gallons
Cutting Height	1.5-4 in
Warranty	3 years

Related product manuals

Husqvarna 2748GLS - User Manual

Table of Contents

Questions and Answers

Summary

SAFETY RULES

I. GENERAL OPERATION

II. SLOPE OPERATION

III. CHILDREN

IV. TOWING

V. SERVICE

ASSEMBLY

TO CHECK BATTERY

PRE-OPERATION CHECKLIST

OPERATION

SAFETY ALERTS AND GUIDELINES

KNOW YOUR TRACTOR CONTROLS

SETTING THE PARKING BRAKE

STOPPING THE TRACTOR AND BLADES

USING THE THROTTLE CONTROL

MOVING FORWARD AND BACKWARD

ADJUSTING MOWER CUTTING HEIGHT

ADJUSTING GAUGE WHEELS

OPERATING THE MOWER

STOPPING MOWER BLADES

REVERSE OPERATION SYSTEM (ROS)

OPERATING ON HILLS

TRANSPORTING THE TRACTOR

CHECKING ENGINE OIL LEVEL

ADDING GASOLINE

STARTING THE ENGINE

COLD WEATHER STARTING

PURGING THE TRANSMISSION

MOWING TIPS

MAINTENANCE

MAINTENANCE SCHEDULE

BRAKE OPERATION CHECK

SAFETY SYSTEMS CHECK

BLADE CARE AND REMOVAL

BATTERY MAINTENANCE

ENGINE OIL AND FILTER SERVICE

AIR FILTER AND SCREEN MAINTENANCE

ENGINE COOLING SYSTEM MAINTENANCE

SPARK PLUG REPLACEMENT

IN-LINE FUEL FILTER REPLACEMENT

SERVICE AND ADJUSTMENTS

WARNING: BEFORE PERFORMING SERVICE OR ADJUSTMENTS

TO REMOVE MOWER

TO INSTALL MOWER

BELT INSTALLATION

TO LEVEL MOWER

VISUAL SIDE-TO-SIDE ADJUSTMENT

PRECISION SIDE-TO-SIDE ADJUSTMENT

FRONT-TO-BACK ADJUSTMENT

TO REPLACE MOWER BLADE DRIVE BELT

TO REPLACE MOTION DRIVE BELT

TO CHECK BRAKE

TO START ENGINE WITH A WEAK BATTERY

REPLACING BATTERY

ENGINE ADJUSTMENTS

STORAGE

TRACTOR STORAGE PREPARATION

BATTERY STORAGE PREPARATION

ENGINE FUEL SYSTEM PREPARATION

ENGINE OIL AND CYLINDER PREPARATION

TROUBLESHOOTING POINTS

ENGINE WILL NOT START

HARD TO START

ENGINE WILL NOT TURN OVER

ENGINE CLICKS BUT WILL NOT START

LOSS OF POWER

EXCESSIVE VIBRATION

ENGINE DIES WHEN SHIFTING INTO REVERSE

ENGINE CONTINUES TO RUN WHEN OPERATOR LEAVES SEAT

POOR CUT - UNEVEN

MOWER BLADES WILL NOT ROTATE

POOR GRASS DISCHARGE

BATTERY WILL NOT CHARGE

LOSS OF DRIVE

ENGINE BACKFIRES WHEN TURNING ENGINE OFF

HUSQVARNA PRODUCT REGISTRATION INFORMATION & WARRANTY STATEMENT