Hyundai HYBCF31 User Manual

Always stop the engine and unplug the spark plug before doing any repairs or maintenance.
Never touch the rotating nylon cord or blade.
Check and maintain fuel level regularly, and maintain the fuel/oil mix to the correct ratio.
Frequently check the brush cutter and make sure that all grass deposits are removed from
the trimmer head and trimmer guard.
At regular intervals, check the tightness of all nuts, bolts and screws.
If the blade hits an obstacle check for damage and if the machine vibrates badly stop the
lawnmower and take it to a service dealer.
Always refuel in a well-ventilated area with the engine off and spark plug HT cap removed.
Whilst carrying out maintenance you must wear appropriate Personal Protective Equipment
(PPE). Suggested PPE Sturdy footwear, work gloves (especially when working near cord cutter
blade), long trousers and hearing protection.
Maintenance
Daily
Weekly
Monthly
Clean the outside of the machine.
*
Make sure the throttle trigger lock and the
throttle function correctly.
*
Check that the engine switch works correctly.
*
Check that the blades do not move when the engine
is idling or when the choke is in the start throttle
position.
*
Check that the blades are undamaged and
show no signs of cracking or other damage.
Replace the blades if necessary.
*
Check that the blade guard is not damaged or
distorted. Replace the blade guard if it is bent or
damaged.
*
Check that there are no fuel leaks from the
engine, tank or fuel lines.
*
Check that nuts and screws are tight.
*
C heck the starter and starter cord.
*
Clean the outside of the spark plug. Remove it and
check the electrode gap. Adjust the gap to 0.6 to
0.7 mm or replace the plug. Check that the spark
plug is fitted with a spark plug cap.
*
Clean the machine’s cooling system. *
Clean the outside of the carburetor and the space
around it.
*
You MUST only use HYUNDAI approved spares
Page 26
Ver 4 - September 2016
6. MAINTENANCE

Hyundai HYBCF31 Specifications

General

Engine Type	1E139F - Air cooled, four stroke, single cylinder petrol engine
Engine Size cc	31
Oil Capacity ml	310
Fuel tank capacity ml	600
Rated Power kw	0.7
Fuel Ratio/Fuel Type	Unleaded regular
Noise Level dB	113
Rated Speed rpm	6000
Drive Type	Direct
Start Method	Recoil
Clutch type	Centrifugal type
Rotation direction	Counter-clockwise (viewed from top)
Cutter head	Brush Cutter: 255mm, Grass Trimmer: 430mm
Cutter blade mm/teeth	1.6 /3
Cutting Width mm /Length mm /Diameter mm	255 Brush cutter/430 grass trimmer

Weight and Dimensions

Gross Weight kg	8.5
Dry Weight kg	7.0
Fully Assembled Dimensions L x W x H	1820 x 750 x 500
Extensions mm/kg	N/A
Box Dimensions L x W x H mm	1070 x 300/105 x 295