Zenoah PSZ2500 Owner's manual

OWNER/OPERATOR MANUAL
POLE SAW
848-A52-93A1 (501)
PSZ2500
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
WARNING
Before using our machine, please
read this manual carefully to
understand the proper use of your
unit.
WARNING
DRIVE UNIT 000000 and up CUTTING UNIT 000000 and up ENGINE UNIT 50100000 and up
APPLICABLE SERIAL NUMBERS :

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.
■WARNINGS IN THE MANUAL
This mark indicates instructions which must be
followed in order to prevent accidents which could
lead to serious bodily injury or death.
This mark indicates instructions which must be
followed, or it leads to mechanical failure,
breakdown, or damage.
This mark indicates hints or directions useful in the
use of the product.
NOTE
IMPORTANT
WARNING
CONTENTS
1. Parts location …………………………………3
2. Specifications …………………………………3
3. Warning labels on the machine ……………4
4. Symbols on the machine ……………………5
5. For safe operation ……………………………6
6. Set up …………………………………………14
7. Fuel and chain oil ……………………………17
8. Operation ……………………………………19
9. Maintenance …………………………………22
10. Storage ………………………………………28
11. Troubleshooting guide ………………………28
12. Parts list ………………………………………29

2. Specifications
■PSZ2500
Overall size(LxWxH)························································ 83.9(2130)x9.8(250)x12.2(310) in(mm)
Dry weight w/o bar and chain············································································ 11.1(5.05) lbs(kg)
Engine Type ········································································· Air-cooled 2-stroke gasoline
Model ··························································································· Zenoah GZ25N
Displacement ··········································································· 1.6cu-in (25.4cm3)
Max. output ······················································· 1.2Hp (0.9kW)at 7500/min-1(rpm)
Idle speed ············································································ 3000±200/min-1(rpm)
Fuel ··········································································· Mixture(Gasoline 50 : Oil 1)
Carburetor ······································································· Walbro Diaphragm type
Spark plug ······················································································· NGK CMR7A
Durability period ························································································ 300 hrs
Fuel tank capacity······························································································ 22.0 fl.oz (0.65)
Transmission··········································································· Centrifugal clutch, Rigid driveshaft
Reduction ratio ······················································································································· 0.94
Cutting head Guide bar : Type······································· OREGON DOUBLE GUARD 109666
:Size ·········································································· 12(300) in(mm)
Saw chain : Type ································································· OREGON 90SG44X
:pitch x guage ······································ 3/8x0.042(9.53x1.07) in(mm)
Sprocket············································································································ 7T
Oil pump ··························································································· Plunger type
Standard Accessories
Shoulder strap······························································································· 1 pc.
Goggle··········································································································· 1 pc.
Tool kit··········································································································· 1 pc.
Specifications are subject to change without notice.
1. Parts location
1. Grip
2. Shoulder strap hanger
3. Ignition switch
4. Throttle cable
5. Throttle lever
6. Throttle set button
7. Drive shaft housing
8. Gear case
9. Chain cover
3
10. Saw chain
11. Guide bar
12. Spark arrester
13. Starter knob
14. Fuel tank
15. Primer pump
16. Choke lever
17. Air cleaner cover

4
(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. Read this manual
carefully and practice using the machine
until you are fully acquainted with all
operations and have learned to use it
correctly.
(4) Keep all children, bystanders and
helpers 15 meters away from the
machine.
If warning label peel off or become soiled and
impossible to read, you should contact the
dealer from which you purchased the product
to order new labels and affix them in the
required location(s).
Never modify your machine.
We won't warrant the machine, if you use
the remodeled machine or you don't
observe the proper usage written in the
manual.
WARNING
IMPORTANT
(1) Lire le mode d’emploi avant d’utiliser
cette machine.
(2) Porter un casque de sécurité, des
lunettes de sécurité et un casque
antibruit.
(3) Lorsque cet l'appareil est utilisé
incorrectement, des accidents peuvent
entraîner des blessures graves ou
mortelles. Lire attentivement ce mode
d'emploi et s'entraîner avec le machine
pour se familiariser avec toutes les
fonctions afin de l'utiliser correctement.
(4) Interdire aux enfants ou à toute
personne de s’approcher dans un rayon
de 15 mètres de la débroussailleuse.
Si les étiquettes d’avertissement se décollent,
deviennent sales ou impossible à lire,
commander de nouvelles étiquettes auprès du
revendeur pour les remplacer.
Ne pas modifier la machine.
La garantie sera annulée si la machine a été
modifiée ou utilisée de manière non
conforme aux instructions de ce mode
d’emploi.
AVERTISSEMENT
IMPORTANT
3. Warning labels on the machine

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.
(a) The port to refuel the "MIX GASOLINE"
Position: FUEL TANK CAP
(b) The direction to close the choke
Position: AIR CLEANER COVER
(c) The direction to open the choke
Position: AIR CLEANER COVER
(d) If you turn the rod by screwdriver follow the
arrow to the “MAX” position, the chain oil flow
more, and if you turn to the “MIN” position, less.
Position: Bottom of the GEAR CASE
4. Symbols on the machine
IMPORTANT ENGINE INFORMATION
ENGINE FAMILY : 5KZXS.0254QR ; EM
ENGINE DISPLACEMENT : 25cc
REFER TO OWNER’S MANUAL FOR MAINTE-
NANCE SPECIFICATIONS AND ADJUSTMENTS.
MANUFACTURED :
THIS ENGINE CONFORMS TO
2005 U.S. EPA REGULATIONS
FOR SMALL NONROAD ENGINES.
COMPLIANCE PERIOD : CATEGORY A
CE MOTEUR EST CONFORME A LA
REGLEMENTATION U.S. EPA 2005 POUR
LES PETITS MOTEURS HORS-ROUTE.
DUREE DE CONFORMITE : CATEGORIE A
TYPE DE MOTEUR : 5KZXS.0254QR ; EM
CYLINDREE DU MOTEUR : 25 cc
SE REFERER AU MANUEL DE L’UTILISATEUR POUR LES
SPECIFICATIONS D’ENTRETIEN ET LES REGLAGES.
FABRIQUE PAR :
INFORMATION IMPORTANTE CONCERNANT LE MOTEUR
5