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For European market, the above models have been developed as upgraded chain saws of the current UC3001A series models. The new UC3003A seies models feature contnuous rating input of 2000W while the UC3001A series 1800W. Additionally, the new series includes Model UC4503A, 450mm (18") chain saw which is not in the lineup of UC3001A...
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First of all, remove the chain blade for your safe repair and maintenance. < 1 > Lubrication Apply Makita grease N. No.1 to the following portions designated by black triangle to protect parts and product from unusual abrasion. (Fig. 1) Fig.
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P 3 / 8 epair < 2 > Removing Gear Housing from Motor Housing for Replacement of Armature Assembly (cont.) 2. Take switch out of gear housing L, and then disconnect the connecting terminal from switch as illustrated to left in Fig. 3. 3.
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3. Remove safety washer from spindle. And now straight bevel gear 43 can be removed from spindle. (Fig. 8) Note: Before installing a brand-new straight bevel gear 43, be sure to apply 3g of Makita grease N No.1 to its gear teeth.
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< 4 > Replacement of Straight Bevel Gear 43 and Oil Pump Complete (cont.) 4. Remove Holder by removing BT3.5x9.5. Oil pump complete can now be removed from Gear housing (R). (Fig. 9) Note: When installing new Oil pump complete, apply 1g of Makita grease N. No.1 to Worm gear. Fig. 9 Holder Tapping screw BT3.5x9.5...
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P 6 / 8 epair < 5 > Replacement of Clutch Drum and Brake Spring (cont.) 3. Take Brake spring out of Gear housing (R), then remove Brake spring from the claw of Brake spring holder. (Fig. 12) Fig. 12 Enlarged image of [A] Gear housing (R) Brake spring holder...
P 7 / 8 ircuit diagram Fig. 16 Color index of lead wire sheath Black White Noise Yellow suppressor Field Orange Power supply cord Receptacle sleeve Brake switch Main switch iring diagram- (1) Outside and Inside Motor Housing Pull the Field lead wires out of the commutator end of Motor housing as illustrated to left in Fig. 17. Be sure to fix the Field lead wire (yellow) with lead wire holders as illustrated to right in Fig.
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P 8 / 8 iring diagram- (2) Inside Handle (L) 1. Before installing Main switch onto Handle (L), fix the following lead wires with lead wire holders as illustrated in Fig. 19. * Field lead wire (orange) * Field lead wire (yellow) * Lead wire (black) from switch installed on Gear housing (L) Fig.