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What should a perfect user manual contain?
First and foremost, an user manual of Homelite UT70121 should contain:
- informations concerning technical data of Homelite UT70121
- name of the manufacturer and a year of construction of the Homelite UT70121 item
- rules of operation, control and maintenance of the Homelite UT70121 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Homelite UT70121 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Homelite UT70121, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Homelite service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Homelite UT70121.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Homelite UT70121 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
OPERA T OR’S MANUAL T rimmer F2020 UT70121 SA VE THIS MANUAL FOR FUTURE REFERENCE Y our ne w trimmer has been engineered and manuf actured to Homelite’s high standard f or dependability , ease of operation and operator saf ety . Properly cared for , it will give y ou y ears of rugged, trouble-free perf or mance. Thank you f or buying a Homelite[...]
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Page 2
2 ■ ■ ■ ■ ■ Safety ......................................................................................................................... ........................................... 2 - 3 ■ ■ ■ ■ ■ Symbols ........................................................................................................................ [...]
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Page 3
3 ■ ■ ■ ■ ■ Secure long hair so it is above shoulder level to prevent entanglement in any moving parts. ■ ■ ■ ■ ■ Keep all bystanders, children and pets at least 15 m (50 ft) away. ■ ■ ■ ■ ■ Do not operate this unit when you are tired, ill or under the influence of alcohol, drugs or medication. ■ ■ ■ ■ ■ Do n[...]
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Page 4
4 Important: Some of the following symbols may be used on your tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and more safely. SYMBOL NAME EXPLANATION Safety Alert Symbol Indicates danger, warning or caution. It means attention!!! Your safety is involved. Read Your O[...]
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Page 5
5 The purpose of safety symbols is to attract your attention to possible dangers. The safety symbols, and the explanations with them, deserve your careful attention and understanding. The safety warnings do not by themselves eliminate any danger. The instructions or warnings they give are not substitutes for proper accident prevention measures. SYM[...]
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Page 6
6 FEA TURES Fig. 1 THROTTLE TRIGGER SILENCER GUARD ST ARTER GRIP CHOKE LEVER THROTTLE CONTROL AND REAR HANDLE FRONT HANDLE DRIVE SHAFT HOUSING STRING HEAD GRASS DEFLECTOR IGNITION SWITCH INSTRUCTIONS ■ ■ ■ ■ ■ Carefully remove the product from the carton. ■ ■ ■ ■ ■ Inspect the product to make sure no breakage or damage occurred [...]
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Page 7
7 WING NUT FRONT HANDLE BOL T Fig. 3 ASSEMBLY INSTRUCTIONS: GRASS DEFLECTOR See Figure 2. 1. Remove wing nut, flat washer, lock washer and bolt from the Owner’s Kit. 2. Place grass deflector over shaft and bracket. 3. Install bolt through the slots in the tabs on grass deflec- tor and bracket on drive shaft housing. 4. Install flat washer, lock w[...]
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Page 8
8 SILENCER GUARD ASSEMBLY See Figure 4. 1. Remove silencer guard and two screws from the owner’s kit. 2. Attach the silencer guard to the rear housing. NOTE: Make sure the bent end of the silencer guard fits securely into the opening of the rear housing. 3. Install two screws. 4. Tighten screws securely. ASSEMBL Y Fig. 4 BENT END OF SILENCER GUAR[...]
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Page 9
9 FILLING THE TANK 1. Clean surface round fuel cap to prevent contamination. 2. Loosen fuel cap slowly to release pressure and to keep fuel from escaping around the cap. 3. Carefully pour fuel mixture into the tank. Avoid spillage. 4. Prior to replacing the fuel cap, clean and inspect the gasket. 5. Immediately replace fuel cap and hand tighten. Wi[...]
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Page 10
10 BEST CUTTING AREA DANGEROUS CUTTING AREA Fig. 6 ADVANCING THE STRING ADVANCING STRING USING THE EZ LINE™ TAP ADVANCE SYSTEM String advance is controlled by tapping string head on grass while running engine at full throttle. 1. Run engine at full throttle. 2. Tap string head on ground to advance string. String advances each time the head is tap[...]
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Page 11
11 1 IGNITION SWITCH I = ON TO RUN O = OFF TO STOP Fig. 8 THROTTLE TRIGGER THROTTLE INTERLOCK STARTING AND STOPPING See Figures 8 and 9. OPERA TION TO START A COLD ENGINE: 1. Lay trimmer on a flat, bare surface. Move switch to “I” (RUN) position. NOTE: Unit is equipped with a positive on-off switch. Make sure switch is in the “I” (RUN) posi[...]
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Page 12
12 W ARNING: Use only original manufacturer’s replacement parts, accessories and attachments. Failure to do so can cause possible injury, poor performance, and may void your warranty. Fig. 10 Fig. 11 SPOOL RET AINER SPRING SLOTS STRING HEAD EYELETS DRIVE SHAFT MAINTENANCE ■ You may make adjustments and repairs described here. For other repairs,[...]
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Page 13
13 STRING REPLACEMENT See Figures 12, 13, 14 and 15. 1 Stop the engine and disconnect the sparking plug wire. Hold the string head and unscrew the spool retainer. Turn anticlockwise. 2 Remove the spool from the string head. NOTE: Keep the spring attached to the spool. Remove any old string remaining on the spool. 3 Cut two pieces of string, each be[...]
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Page 14
14 The fuel cap contains a non-serviceable filter and a check valve. A clogged fuel filter will cause poor engine perfor- mance. If performance improves when the fuel cap is loosened, the check valve may be faulty or the filter clogged. Replace fuel cap if required. SPARKING PLUG This engine uses a Champion RCJ-6Y with 0.63mm (0.025 in) electrode g[...]
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Page 15
15 PROBLEM PROBLEM PROBLEM PROBLEM PROBLEM POSSIBLE CAUSE POSSIBLE CAUSE POSSIBLE CAUSE POSSIBLE CAUSE POSSIBLE CAUSE SOLUTION SOLUTION SOLUTION SOLUTION SOLUTION IF THESE SOLUTIONS DO NOT SOL VE THE PROBLEM, CONT ACT YOUR AUTHORISED SERVICE DEALER. 1. Check spark. Remove sparking plug. Reattach the sparking plug cap and lay sparking plug on metal [...]
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Page 16
16 1 NOTE: The carburettor adjustment needle(s) are equipped with plastic cap(s) which prevent anticlockwise rotation from the original factory adjustment. If your unit exhibits specific perf or mance problem(s) where the T rouble Shoot- ing Section recommends a anticlockwise needle adjust- ment and no adjustments have been made since original purc[...]
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Page 17
17 SOUND POWER/PRESSURE AND HANDLE VIBRATION CHART FOR STRIMMERS / BRUSHCUTTERS Information on Noise Emission per European Machine Safety Directive 98/37/EC. The individual equipment listed was operated in a manner consistent with normal working conditions. The A-weighted sound pressure le vel (LpA) at the oper ator’s ear and the A-weighted sound[...]
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Page 18
OPERA T OR’S MANUAL T rimmer F2020 UT70121 Ryobi T echnologies GmbH Itterpark 7 D-40724 Hilden Germany T el.: +49 (0)2103 / 29 58 0 F ax : +49 (0)2103 / 29 58 29 info@ryobi-rtg.de Ryobi T echnologies Customer Services Anvil House T uns Lane Henley-on-Thames RG9 1SA UK Homelite / R.T .S.A BP 50012 - 95945 Roissy CDG Cedex – FRANCE Ryobi T echnol[...]