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Dolmar PS-45 Replacing the spark plug, Replacing / cleaning the spark arrester screen

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Replacing the spark plug

CAUTION:

Do not touch the spark plug or plug cap if the engine is

running (high voltage).

Switch off the engine before starting any maintenance work.

A hot engine can cause burns. Wear protective gloves!

The spark plug must be replaced in case of damage to the

insulator, electrode erosion (burn) or if the electrodes are very

dirty or oily.

Remove the cover (see "Cleaning the air lter").

Pull the plug cap (1) off the spark plug. Use only the combination

wrench supplied with the saw to remove the spark plug.

Electrode gap

The electrode gap must be .020" (0.5 mm).

1

.020 "

A

Checking the ignition spark

Press the loosened spark (2) with the ignition cable rmly con-

nected against the cylinder using insulated pliers (not near the

spark plug opening).

Press the combination switch (3) in the "I" position.

Pull the starter cable hard.

If the function is correct, an ignition spark must be visible near

the electrodes.

CAUTION: Use only the following spark plugs:

NGK BPMR 7A.

2

3

B

Replacing / cleaning the spark arrester screen

The spark arrester screen should be checked and cleaned

regularly.

Unscrew the mufer bolts (4) and carefully remove the mufer

(5).

NOTE: If the mufer gasket (6) is damaged, replace it.

Unscrew screws (7) and remove the deector (8) and the spark

arrester screen (9).

CAUTION:

Do not use sharp or pointed objects for screen cleaning. Dam-

aged or misformed screen wires may result.

Reassemble the spark arrester screen (9) and the deector (8)

and tighten the screws (7).

Tighten mufer bolts (4) to 5.6 +0.07 ft. lbs. (8.0 +0.1 Nm).

C

Contents

Main PS-34 PS-45 Owners and Safety Manual for Gasoline Chain Saws Manuel demploi et de scurit de trononneuses thermiques (page 35 - 67) Page RE Y Page Safety precautions for chain saw operators Additional safety precautions General Safety Precautions The operator ANSI B175.1-1991 Discription of symbols used on chain saws: 3 The saw 4 The use of the saw Proper clothing Chain saw operating instructions 6a 10 feet 5a 6 Important adjustments Working conditions Cutting instructions 8 7 9 10 12 Kickback: 11 Saw chain cutter sharpness: 13 To avoid kickback 16 To avoid pushback Cutting techniques Felling Pushback: 14 45 Sectioning Method 24 28 Plunge-Cut Method 25 Limbing 29 Bucking 31 30 32 33 34 35 Maintenance and Repair Maintaining and storing the saw Page Approved bar and chain combinations Technical data PS-34 PS-45 Mounting the guide bar and saw chain PUTTING INTO OPERATION CAUTION: 3 813 8 12 8 10 G H Tightening the saw chain Checking the chain tension Tightening the saw chain Chain brake Fuel Fuel mixture + AVOID SKIN AND EYE CONTACT Chain oil Refuelling FOLLOW THE SAFETY PRECAUTIONS ON PAGE 8! waste oil AVOID SKIN AND EYE CONTACT Important note on bio-degradable chain oils: 1 2 Checking the chain lubrication Starting the engine Cold start: Warm starting: Stopping the engine Combination switch in safety position Adjusting the carburetor MAINTENANCE Sharpening the saw chain (0.64 mm) min. Files and how to work with them 4/5 30 Cleaning the brake band and sprocket interior Cleaning the guide bar, lubricating the sprocket nose 3 5 46 1 2 Cleaning the air lter Replacing the saw chain Replacing the fuel lter Replacing the spark plug .020 " Checking the ignition spark Replacing / cleaning the spark arrester screen Instructions for daily and periodic maintenance Service, spare parts and guarantee Maintenance and repair Spare parts Troubleshooting Guarantee Extract from the spare parts list PS-34, PS-45 Page RE Y Page Mesures de scurit respecter par les utilisateurs de trononneuses Mesures de scurit supplmentaires Mesures gnrales de scurit Description des symboles gurant sur les trononneuses: ANSI B175.1-1991 Lutilisateur Quels vtements porter? 3 4 La trononneuse Utilisation de la trononneuse Instructions dutilisation de la trononneuse 8 Rglages importants 7 Conditions de travail Instructions de coupe Cho c de re cul 9 12 10 11 Pour viter le choc de recul 13 Afftage des plaquettes de coupe de la chane: Pour viter le recul Le recul: Techniques de coupe Abattage Instructions dabattage: 45 23 19 17 18 Mthode de coupe en plonge 24 28 25 26 Dbitage 29 32 30 31 33 34 35 Entretien et rparation Entretien et stockage de la trononneuse Page Caractristiques techniques PS-34 PS-45 Combinaisons autorises de guides et de chanes Montage du guide et de la chane de sciage MISE EN ROUTE A TTENTION: 3 813 8 12 8 10 G H Tendre la chane de sciage Contrle de la tension de la chane Retendre la chane de sciage Frein de chane Carburants + Mlange carburant Stockage de carburants Huile de chane de sciage Remplissage des rservoirs Huile Usage 1 2 Vrier le graissage de la chane Dmarrer le moteur Dmarrage froid: Dmarrage chaud: Arrter le moteur Vrier le frein de chane Rglage du carburateur TRAVAUX DE MAINTENANCE Afftage de la chane de sciage (0,64 mm) min. Lime et guidage de la lime 4/5 30 Nettoyer lintrieur de la bande de frein de chane et de la roue chane 1 2 3 5 46 Nettoyer le guide de la chane, regraisser ltoile de dviation Remplacement de la crpine daspiration Nettoyage du ltre air Nouvelle chane de sciage Remplacement de bougie 0,5 mm Vrication de ltincelle dallumage Changement / nettoyage du pare-tincelles Indications de maintenance et dentretien priodiques Service datelier, pices de rechange et garantie Maintenance et rparations Pices de rechange Garantie Recherche de pannes Extrait de la liste des pices de rechange PS-34, PS-45