Instruction/ maintenance manual of the product SRTZ2500 Zenoah
Go to page of 32
OWNER / OPERA T OR MANUAL SHOR T REA CH TRIMMER 848-A2A-93A1 (501) SRTZ2500 The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. W ARNING Before using our trimmers, please read this manual carefully to understand the proper use of your unit.
INFORMA TION This machine is equipped with an Overload Cancellation Mechanism. When the cutting blades have got into metal wires or those twigs difficult to cut, the mechanism acts as a shock absorber , and protects the drive gears and the blades from severe reaction which could give damage to those parts.
SAFETY FIRST Instructions contained in warnings within this manual marked with a symbol concern critical points which must be taken into consideration to prevent possible serious bodily injury, and for this reason you are requested to read all such instructions carefully and follow them without fail.
2. Specifications ■ SRTZ2500 Overall size(LxWxH) ························································ 67.
5 (1) Read owner's manual before operating this machine. (2) Wear head, eye and ear protection. (3) Handling this machine improperly could result in accidents causing serious injury or death.
6 For safe operation and maintenance, symbols are carved in relief on the machine. According to these indications, please be careful not to take a mistake.
5. For safe operation 1. Read this manual carefully until you completely understand and follow all safety and operating instructions. 2. Keep this manual handy so that you may refer to it later whenever any questions arise. Also note, if you have any questions which cannot be answered herein, contact the dealer from whom you purchased the product.
8 b. At night, at times of heavy fog, or at any other times when your field of vision might be limited and it would be difficult to gain a clear view of the working area.
■ BEFORE STARTING THE ENGINE 1. The area within a perimeter of 50 feet (15m) of the person using the product should be considered a hazardous area into which no one should enter. If necessary yellow warning rope, warning signs should be placed around the perimeter of the area.
10 Never place the throttle into the high speed position when starting the engine. 3. After starting the engine, check to make sure that the cutting attachment stops rotating when the throttle is moved fully back to its original position.
• IF SOMEONE COMES 1. Guard against hazardous situations at all times. Warn adults to keep pets and children away from the area. Be careful if you are approached. Injury may result from flying debris. 2. If someone calls out or otherwise interrupts you while working, always be sure to turn off the engine before turning around.
12 5. For safe operation ■ HANDLING FUEL 1. The engine of the RedMax product is designed to run on a mixed fuel which contains highly flammable gasoline.
■ MOUNTING ENGINE (SE1) 1. Push the driveshaft housing toward the clutch housing and rotate it by hand to check that the driveshaft is engaged with the gears. 2. Insert the driveshaft housing into the clutch housing until it bottoms, and align the positioning holes on the clutch housing and the shaft tube and install the screw.
14 6. Set up SE4 ■ ATTACHING THE TRIMMING MECHANISM (SE4) 1. Remove the cap on the end of the main pipe. 2. Remove the screw screwed into the end of the trimming mechanism.
■ RECOMMENDED MIXING RATIO GASOLINE 50:OIL 1 • Exhaust emission are controlled by the fundamental engine parameters and components(eq., carburation, ignition timing and port timing) without addition of any major hardware or the introduction of an inert material during combustion.
16 7. Fuel again for at least one minute. As some oils may be difficult to agitate depending on oil ingredients, sufficient agitation is necessary for the engine to last long. Be careful that, if the agitation is insufficient, there is an increased danger of early piston seizing due to abnormally lean mixture.
■ STARTING ENGINE The cutting head will start rotating upon the engine starts. 1. Rest the unit on a flat, firm place. Keep the cutting head off the ground and clear of surrounding objects as it will start rotating upon starting of the engine. 2. Push the primer pump several times until overflown fuel flows out in the clear tube.
18 8. Operation ■ STOPPING ENGINE (OP3) 1. Release the throttle lever and run the engine for a half minute. 2. Shift the ignition switch to the STOP position. • Except for an emergency, avoid stopping the engine while pulling the throttle lever.
handling can cause accidents which may in turn lead to serious injury or death. For this reason, you should always be careful to follow the following instructions when using your trimmer. • Never hold the trimmer in a way in which the blades are pointed towards someone else.
20 9. Maintenance ■ BLADES (MA1) •W hen refilling the tank or resting, it is often a good idea to use the time to oil the cutting blades. • If a gap exists between the upper and lower blades, follow the procedure below to adjust them so that they fit more closely together.
QUICK TIP If the blades become so worn down that it is no longer possible to eliminate the gap between them, you should contact the authorized RedMax servicing dealer from which you purchased your RedMax® trimmer to have the blades resharpened or replaced.
22 ■ SPARK PLUG • Starting failure and mis-firing are often caused by a fouled spark plug. Clean the spark plug and check that the plug gap is in the correct range. For a replacement plug, use the correct type specified by RedMax. (MA5) • REPLACEMENT PLUG IS A NGK CMR7A.
9. Maintenance ■ INTAKE AIR COOLING VENT •N ever touch the cylinder, muffler, or spark plugs with your bare hands immediately after stopping the engine.
11 . T roubleshooting guide Case 1. Starting failure CHECK PROBABLE CAUSES ACTION fuel tank ➞ incorrect fuel ➞ drain it and with correct fuel fuel filter ➞ fuel filter is clogged ➞ clean carbu.
Jun. 2003 12. Parts list NOTE : 1. Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and/or replacement. 2. KOMATSU ZENOAH does not warrant the machines, which have been damaged by the use of any parts other than those specified by the company.
12. Parts list 26 Fig.1 DRIVE UNIT SRTZ2500 (S/N 000000 and up) Fig.2 CUTTING UNIT SRTZ2500 (S/N 000000 and up).
Fig.2 CUTTING UNIT SRTZ2500 (S/N 000000 and up) Fig.1 DRIVE UNIT SRTZ2500 (S/N 000000 and up) Key# Description Part Number Q'ty 1P IPE COMP. T3075-12100 1 2 SHAFT T3075-12210 1 3 GRIP 3577-32141 1 4L EVER COMP.
Fig.3 ENGINE UNIT SRTZ2500 (S/N 50100000 and up) 28 12. Parts list.
Fig.3 ENGINE UNIT SRTZ2500 (S/N 50100000 and up) 29 Key# Description Part Number Q'ty 1 CYLINDER 4810-12111 1 2 GASKET, base 4810-12210 1 3 BOLT 1850-12130 2 4 INSULATOR 4810-13162 1 5 GA.
EMISSION-RELATED PARTS, FOR TWO (2) YEARS FROM THE DATE OF ORIGINAL DELIVERY OF THE UNIT, KOMATSU ZENOAH AMERICA INC. (THE COMPANY), THROUGH ANY RedMax DEALER, WILL REPAIR OR REPLACE, FREE OF CHARGE, FOR THE ORIGINAL AND EACH SUBSEQUENT PURCHASER, ANY PART OR PARTS FOUND TO BE DEFECTIVE IN MATERIAL AND/OR WORKMANSHIP.
Pièces en rapport avec les émissions de gaz d'échappement : KOMATSU ZENOAH AMERICA INC., par l'intermédiaire de n'importe quel revendeur RedMax, réparera gratuitement ou remplacera.
KOMATSU ZENOAH AMERICA INC. 4344 Shackleford Road Suite 500 Norcross, Georgia 30093 ©P rinted in Japan.
An important point after buying a device Zenoah SRTZ2500 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Zenoah SRTZ2500 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 Zenoah SRTZ2500 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Zenoah SRTZ2500 you will learn all the available features of the product, as well as information on its operation. The information that you get Zenoah SRTZ2500 will certainly help you make a decision on the purchase.
If you already are a holder of Zenoah SRTZ2500, 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 Zenoah SRTZ2500.
However, one of the most important roles played by the user manual is to help in solving problems with Zenoah SRTZ2500. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Zenoah SRTZ2500 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
