Zenoah PSZ2500 - Manual

 6  5. For safe operation 1. R e a d t h i s m a n u a l c a r e f u l l y u n t i l y o u completely understand and follow all safetyand operating instructions. 2. Keep this manual handy so that you may refer to it later whenever any questions arise. Alsonote, if you have any questions which cann...

b. At night, at times of heavy fog, or at any other t i m e s w h e n y o u r f i e l d o f v i s i o n m i g h t b elimited and it would be difficult to gain a clearview of the working area. c. During rain storms, during lightning storms, at times of strong or gale-force winds, or at anyother times...

 8  ■ BEFORE STARTING THE ENGINE 1. Make sure there is always good ventilation when o p e r a t i n g t h e p r u n e r . F u m e s f r o m e n g i n ee x h a u s t c a n c a u s e s e r i o u s i n j u r y o r d e a t h .Never run the engine indoors! 2. The area within a perimeter of 50 feet (15m...

Never place the throttle into the high speedposition when starting the engine. 3. After starting the engine, check to make sure that the cutting attachment stops rotating whenthe throttle is moved fully back to its originalposition. If it continues to rotate even after thethrottle has been moved ful...

5. For safe operation ■ HANDLING FUEL 1. The engine of the RedMax product is designed to run on a mixed fuel which contains highlyflammable gasoline. Never store cans of fuel orrefill the tank of the unit in any place where thereis a boiler, stove, wood fire, electrical sparks,welding sparks, or any...

 16  6. Set up 5. Tighten the mounting nut securely with the bar tip held up (SE8)(TORQUE: 8.9~11.7N . m . / 9 0 ~ 1 2 0 k g - c m ) . T h e n c h e c k t h ec h a i n f o r s m o o t h r o t a t i o n a n d c o r r e c tt e n s i o n w h i l e m o v i n g i t b y h a n d . I fnecessary, readjustm...

7. Fuel and chain oil ■ RECOMMENDED MIXING RATIOGASOLINE 50:OIL 1 • Exhaust emission are controlled by the fundamental engine parameters andcomponents(eq., carburation, ignitiont i m i n g a n d p o r t t i m i n g ) w i t h o u taddition of any major hardware or theintroduction of an inert material...

 18  7. Fuel and chain oil again for at least one minute. As someoils may be difficult to agitate dependingon oil ingredients, sufficient agitation isnecessary for the engine to last long. Becareful that, if the agitation is insufficient,t h e r e i s a n i n c r e a s e d d a n g e r o f e a r l ...

■ STARTING ENGINE The cutting head will start rotating upon theengine starts. 1. Feed fuel and chain oil into their respective tanks and tighten the caps securely. (OP1) 2. Rest the unit on a flat, firm place. Keep the c u t t i n g h e a d o f f t h e g r o u n d a n d c l e a r o fsurrounding obje...

 20  8. Operation ■ STOPPING ENGINE (OP4) 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. ■ CHECKING OIL SUPPLY After starting the engine, r...

 22  9. Maintenance (1) MA1 MA2 MA3 every every every 25 50 100 system/compornent procedure before hours hours hours note use after after after fuel leaks, fuel spillage wipe out ✔ fuel tank, air filter, fuel filter inspect/clean ✔ ✔ replace, if necessary see ■ ADJUSTING replace carburetor idle ad...

■ GEAR CASE T h e r e d u c t i o n g e a r s a r e l u b r i c a t e d b ym u l t i p u r p o s e , l i t h i u m - b a s e d g r e a s e i n t h egearcase. Supply new grease every 25 hours of use or moreoften depending on the job condition.When adding lubricant, use a grease gun to insertlubricant...

9. Maintenance ■ INTAKE AIR COOLING VENT • Never touch the cylinder, muffler, or spark plugs with your bare hands immediately afters t o p p i n g t h e e n g i n e . T h e e n g i n e c a nb e c o m e v e r y h o t w h e n i n o p e r a t i o n , a n ddoing so could result in severe burns. • When c...

11. Troubleshooting 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 carburetor adjustment screw ➞ out of normal range ➞ adjust to normal range sparking (no spark) ➞ spark plug is foul...

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. 3. When placing parts orders for repair ...

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 ...