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The PS-350, 420 will be delivered in a protective cardboard box to prevent transport damage. Cardboard is a basic
raw material and is consequently reuseable or suitable for recycling (waste paper recycling).
WARNING !
Careless or improper use of this product can cause serious or even fatal injury.
Before operating a chain saw or other DOLMAR products it is important that you read, fully understand and
carefully follow the instructions outlined in this owners manual. Kickback may cause severe or fatal injury and
is one of many potential dangers in operating a chain saw. Kickback and other safety related precautions are
described in detail within this owners manual. Additional owners manuals are available from DOLMAR POWER
PRODUCTS, PO Box 5007, Alpharetta, GA, 30005-5007, USA, Telephone 1-888-OPE-PART.
Contents
Page
Delivery inventory 4
Symbols 4
Safety precautions 5-16
Denomination of components 17
Technical data 18
Only for Models with fastening nuts on the sprocket guard
Mounting the guide bar and saw chain 19-26
Tightening the saw chain 20
Checking the chain tension 21
Retightening the saw chain 21
Only for Models with QuickSet guide bar
Mounting the guide bar and saw chain 22
Tensioning the saw chain 23
Checking the chain tension 23
Retensioning the saw chain 23
Models with quick tensioner on sprocket guard
Mounting the guide bar and saw chain 24
Tightening the saw chain 25
Checking the chain tension 26
Retensioning the saw chain 26
Chain brake 26
Engaging the chain brake 26
Fuel / Refuelling 27-28
Contents
Page
Chain lubrication 29
Starting the engine 30
Stopping the engine 30
Checking the chain brake 31
Working in winter 31
Adjusting the carburetor 32
Sharpening the saw chain 33-34
Cleaning the brake band and sprocket interior 35
Cleaning the guide bar 35
Replacing the saw chain 36
Cleaning the air lter 37
Replacing the spark plug 38
Checking the mufer screws 38
Replacing the starter cable 39
Replacing the return spring 39
Mounting the fan housing 39
Cleaning the cylinder area 40
Replacing the fuel lter 40
Replacing / cleaning the spark arrester screen 40
Instructions for daily and periodic maintenance 41
Service, spare parts and guarantee 42
Troubleshooting 43
Extract from the spare parts list 44-45
This product complies with: American National Standard Institute B 175.1-2000 chain saw safety standard.
Canadian Standards Association Z62.1-03 chain saw safety standard.
Z62.3-04 chain saw kickback standard.
Society of Automotive Engineers SAEJ 335-Jun 95 „Multiposition small
engine exhaust system re ignition
suppression”
The Emissions Compliance Period referred to on the emission Compliance label indicates the number of operat-
ing hours for which the engine has been shown to meet federal emissions requirements. Category C= 50 hours,
B= 125 hours, and A= 300 hours.
With the purchase of this chain saw you have chosen a German quality product. Important instructions for the
assembly and operation of this saw are given in this manual. For your own safety, we ask you to read the acci-
dent prevention instructions very carefully before putting your chain saw into operation, as incorrect handling can,
despite all precautions, lead to accidents. With a little care and attention you will have good service and lasting
satisfaction from this rst-rate product.
PS-350, PS-420