Instruction/ maintenance manual of the product LT31 Yard-Man
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Operator’ s Manual L T31 2-Cycle Petr ol T rimmer IMPORT ANT : Read safety rules and instructions carefully befor e operating equipment. PRINTED IN U.
2 T ABLE OF CONTENTS Content P age Important Safe Operation Practices ............................................................... 3 Know Y our T rimmer ........................................................................................ 6 Assembling Y our T rimmer .
3 This Symbol Points Out Important Safety Information Which, If Not Followed, Could Endanger The Personal Safety And/or Property Of Y ourself And Others. Read And Follow All Instructions In This Manual Befor e Attempting T o Operate Y our Cultivator .
WHILE OPERA TING • Never start or run the unit inside a closed room or building. Breathing exhaust fumes can kill. Operate this unit only in a well ventilated area outdoors. •W ear safety glasses or goggles and ear/hearing protection when operating this unit.
5 SYMBOL MEANING • THROWN OBJECTS CAN CAUSE SEVERE INJURY W ARNING: Keep clear of blower outlet. Never point the blower at yourself or others. Objects can be thrown fr om blower .
6 SECTION 2: KNOW Y OUR TRIMMER Cutting Head Guard Fuel Cap Throttle Control D-handle Cutting Head Shaft Grip Primer Bulb Choke Lever Air Filter/Muffler Cover Spark Plug Shaft T ube Starter Rope Grip .
SECTION 3: ASSEMBLING Y OUR TRIMMER 7 INST ALLING THE CUTTING HEAD GUARD W ARNING: To avoid serious personal injury , never operate the trimmer without the cutting head guard in place. 1. Place the cutting head guar d onto the shaft tube above the clamp assembly , Figure 3.
SECTION 4: OPERA TING Y OUR TRIMMER 8 W ARNING: Petr ol is extremely flammable. Ignited vapors may explode. Always stop the engine and allow it to cool before filling the fuel tank. Do not smoke while filling the tank. Keep sparks and open flames at a distance from the ar ea.
FIGURE 7 ST ARTING INSTRUCTIONS W ARNING: Operate this unit only in a well ventilated outdoor area. Carbon monoxide exhaust fumes can be lethal in a confined area . W ARNING: A void accidental starting. Make sure you ar e in the starting position when pulling the starter rope, Figur e 7.
For best results, tap the Bump Head™ on bar e ground or hard soil. If line r elease is attempted in tall grass, the engine may stall. Always keep the trimming line fully extended. Line release becomes mor e difficult as the cutting line becomes shorter .
11 SECTION 5: MAINT AINING Y OUR TRIMMER FIGURE 11 Spring Bump Knob LINE INST ALLA TION This section covers both Split-Line™ and standard single line installation. Always use original equipment 2.03 mm (0.080 inch) r eplacement line. Line other than specified may make the engine overheat or fail.
12 FIGURE 20 FIGURE 16 FIGURE 17 NOTE: The spring must be assembled on the inner reel before reassembling the cutting attachment. 14. Hold the inner reel in place and install the bump knob by turning clockwise. Tighten securely . Holding Slots Single Line Installation 6.
AIR FIL TER MAINTENANCE Removing the Air Filter/Muffler Cover W ARNING: To avoid serious personal injury , always turn the unit off and allow it to cool before you clean or perform any maintenance on it. 1. Place the choke lever in Position 2 , Figur e 21.
CAUTION: Do not sand blast, scrape, or clean electrodes. Grit in the engine could damage the cylinder . 4. Install a corr ectly gapped spark plug in the cylinder head. Tighten by turning the 5/8 in. socket clockwise until snug. If using a torque wr ench torque to: 12.
15 NOTE: If exhaust gasket is torn or damaged, replace with a new gasket before reassembling muffler . 4. Using a small flatblade screwdriver , carefully pry up the spark arrestor fr om the recessed hole, Figur e 29. Remove the spark arrestor fr om the muffler .
CLEANING THE UNIT W ARNING: To avoid serious personal injury , always tur n the unit off and allow it to cool before you clean or perform any maintenance on it. • Use a small brush to clean off the outside of the unit and to keep the air vents free of obstructions.
ENGINE WILL NOT ST ART CAUSE A CTION Empty fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Fill fuel tank with pr operly mixed fuel Primer bulb wasn't pr essed enough . . . . . . . . . . . . . . . .Press primer bulb fully and slowly 10 times Engine flooded .
ENGINE* Engine T ype . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air -Cooled, 2-Cycle Stroke . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 9: NOTES 19.
OPERA TOR’S MANUAL P ART NO. 769-00828 7/03 PRINTED IN THE USA SECTION 9: NOTES Cont....
An important point after buying a device Yard-Man LT31 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Yard-Man LT31 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Yard-Man LT31 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Yard-Man LT31 you will learn all the available features of the product, as well as information on its operation. The information that you get Yard-Man LT31 will certainly help you make a decision on the purchase.
If you already are a holder of Yard-Man LT31, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Yard-Man LT31.
However, one of the most important roles played by the user manual is to help in solving problems with Yard-Man LT31. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Yard-Man LT31 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
