6
Computed kickback angle (CKA) Table
BAR
P/N Length
CHAINP/N
16″
MODEL
CKA withoutchain brake
PP3816AV
33_
PP4218AV / PP4218AVL
18″
952051211
952051338
952044942
952044926
33_
NOTE: Ifthissawistobeusedforcom-
mercial logging, a chain brake is required
and shall not be removed o r otherwise dis-
abledtocomply withFederalOSHARegula-
tions for Commercial Logging.
SAFETY NOTICE:Exposure to vibrations
through prolonged use of gasoline powered
hand tools could cause blood vessel or nerve
damage in the fingers, hands, and joints of
people prone to circulation disorders or
abnormal swellings. Prolonged use in cold
weather has bee n linked t o blood vessel
damage in otherwise healthy people. If
symptoms occur such as numbness, pain,
loss of strength, changeinskincolorortexture,
or loss of feeling inthe fingers,hands, orjoints,
discontinue the use of this tool and seek
medical attention. An anti-vibration system
does not guarantee the avoidance of these
problems. Users who operate power tools o n
a continual and regular basis must monitor
closely their physical condition and the
condition of this tool.
SPECIAL NOTICE:Y our saw is equipped
with a t emperature limiting m uffler and spark
arresting screen which meets the
requirem ents of Cali fornia Codes 4442 and
4443. All U.S. forest l and and th e states of
California, Idaho, Maine, Minnesota, New
Jersey, Oregon, and Washington require by
law that many int ernal combustion engines to
be equipped with a spark arresting screen. If
you operate a chain saw in a state o r locale
where such r egulations exist, you ar e legally
responsible for maintaining t he operating
condition of these parts. Failure to do so is a
violation of the law. Refer to the SERVICE
section for maintenance of the spark arresting
screen. F ailure t o follow all Safety R ules and
Precautions can result in serious injury . If
situations occur which are not covered in this
manual, use care and good judgement. If you
need assistance, contact your authorized
service dealer or call 1-800--554--6723.
STANDARDS: This saw is listed b y Under-
writer’s Laboratories, Inc., in a ccordance with:
ANSI B175.1--2000 American National
Standards for Gasoline--Powered Chain
Saws -- Safety Requirements
CSA Z62.1--03 Chain Saws -- Occupational
Health and Safety
CSA Z62.3--96 Chain Saw Kickback Occu-
pational Health and Safety
ASSEMBLY
Protective gloves (not provided) should be
worn during assembly.
ATTACHINGTHEBAR&CHAIN(Ifnot
already attached)
WARNING: If receive d assemb led ,
repeat all steps toensure yoursaw isproperly
assembled and all fasteners are secure. Al-
ways wear gloves when handling the chain.
Thechainis sharp andcan cut you even when
it is not moving!
1. Loosenandremovethebarnutsandthe
clutch cover fromthe saw.
2. Remove the plastic shipping spacer (if
present).
Clutch cover
Bar nuts
Chain adjustment tool
(Bar Tool)
Location of
shipping
spacer
3. Turnadjusting screwon bar counterclock-
wise tomove thetensioning rack as faras
it will go toward the front of the bar.
Tensioning Rack
Adjusting
Screw
4. Slideguidebar onbar bolts u ntil guidebar
stops against clutch drum sprocket.
Guide bar
Bar bolts