Dolmar PS-5105 H User Manual

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Spare parts
Reliable long-term operation, as well as the safety of your chain saw, depend among other things on the quality of the spare parts 
used. Use only original DOLMAR parts, marked
Only original spare parts and accessories guarantee the highest quality in material, dimensions, function and safety.
Original spare parts and accessories can be obtained from your local dealer. He will also have the spare part lists to determine the 
required spare part numbers, and will be constantly informed about the latest improvements and spare part innovations.
Please bear in mind that if parts other than original DOLMAR spare parts are used, this will automatically invalidate the DOLMAR 
product guarantee.
Guarantee
DOLMAR guarantees the highest quality and will therefore reimburse all costs for repair by replacement of damaged parts resulting 
from material or production faults occurring within the guarantee period after purchase. Please note that in some countries particular 
guarantee conditions may exist. If you have any questions, please contact your salesman, who is responsible for the guarantee of 
the product.
Please note that we cannot accept any responsibility for damage caused by:
•  Disregard of the instruction manual.
•   Non-performance of the required maintenance and cleaning.
•   Incorrect carburetor adjustment.
•  Normal wear and tear.
•  Obvious overloading due to permanent exceeding of the upper performance limits.
•  Use of guide bars and chains which have not been approved.
•  Use of guide bar and chain lengths which have not been approved. 
•  Use of force, improper use, misuse or accidents.
•  Damage from overheating due to dirt on the fan housing.
•  Work on the chain saw by unskilled persons or inappropriate repairs.
•  Use of unsuitable spare parts or parts which are not original DOLMAR parts, insofar as they have caused the damage.
•  Use of unsuitable or old oil.
•  Damage related to conditions arising from lease or rent contracts.
•  Damages caused by disregarding loose outer bolted connections.
Cleaning, servicing and adjustment work is not covered by the guarantee. All repairs covered by the guarantee must be performed 
by a DOLMAR service center.
Malfunction 
System 
Observation 
Cause
Chain does not run 
Chain brake 
Engine runs 
Chain brake actuated.
Engine does not start or 
Ignition system 
Ignition spark 
Malfunction in fuel supply system, com- 
 
only with difficulty 
 
 
pression system, mechanical malfunction.
 
 
No ignition spark 
Switch on STOP, fault or short-circuit in the 
 
 
 
 
wiring, plug cap or spark plug defective.
 
Fuel supply 
Fuel tank is filled 
Choke in wrong position, carburetor defective,   
 
 
 
fuel filter dirty, fuel line bent or interrupted.
 
Compression 
Inside 
Cylinder base packing ring defective, radial 
 
 
system 
 
shaft packings defective, cylinder or piston rings  
 
 
 
defective
 
 
Outside 
Spark plug does not seal.
 
Mechanical 
Starter does not engage 
Spring in starter broken, broken parts   
 
 
malfunction 
 
inside the engine.
Warm start difficulties 
Carburetor 
Fuel tank is filled 
Wrong carburetor adjustment.  
 
 
 
 
Ignition spark
Engine starts, but 
Fuel supply 
Fuel tank is filled 
Wrong idling adjustment, fuel filter or   
dies immediately 
 
 
carburetor dirty. Tank venting defective, fuel  
 
 
 
 
line interrupted, cable defective, STOP switch    
 
 
 
defective. 
Insufficient power 
Several systems 
Engine is idling 
Air filter dirty, wrong carburetor adjust-   
 
 
may be involved 
 
ment, muffler clogged, exhaust channel in cylin-  
 
simultaneously 
 
der clogged, spark arrester screen clogged.
No chain lubrication 
Oil tank/pump 
No oil on the chain 
Oil tank empty. 
 
 
 
 
 
 
 
Oil guide groove dirty. 
 
 
 
 
 
 
Oil-pump adjusting screw incorrectly adjusted.
Troubleshooting