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UH7580/ UH6580/ UH5580 Description Hedge Trimmers 750mm/ 650mm/ 550mm ONCEPT AND MAIN APPLICATIONS Models UH7580/ UH6580/ UH5580 for professional applications have been developed as the successors to the current UH6540/ UH5540/ UH4540, featuring renewed external appearance and more improved handling.
Removing Gear housing cover [2] LUBRICATION Apply Makita grease N. No.2 to the following portion to protect parts and product from unusual abrasion. Refer to Fig. 5. 1) Gear room (6g: Refer to Fig. 5.) 2) Contact portion of Shear blade ass’y and Crank (3g: Refer to Fig. 7) [3] DISASSEMBLY/ASSEMBLY [3] -1.
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P 3/ 7 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Shear blade ass’y and Gear ass’y (cont.) DISASSEMBLING 5) Loosen two M5x25 Pan head screws (threadlocker type) and separate Shear blade ass’y from the machine. (Fig. 6) Note: 1. Leave the two M5x25 Pan head screws in their holes of Shear blade ass’y when setting Shear blade ass’y in place without disassembly.
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6) Remove Lifter section from Housing L. (Fig. 13) Note: Lifter section of UH5580, UH6580 and UH7580 is different from that of UH4570, UH5570 and UH6570. Enlarge the distance between Pin holder and Cap holder using 1R003 with 1R212, and keep Compression spring 5 compress to separate the bottom end of Pin 5 from the hole of Gear housing.
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P 5/ 7 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Motor, Switch and Power supply cord (cont.) ASSEMBLING Take the disassembling step in reverse. Note: Refer to Fig. 16. 1) When setting Armature ass’y and Gear housing complete in place, pass Lever through Field ass’y at the same time while inserting the hinge portion of Lever into Housing L carefully because the hinge tends to remove.
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P 6/ 7 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Lifter section DISASSEMBLING Refer to the clause of [3]-3. ASSEMBLING Set the components in place while pay attention to the linked portions illustrated in Fig. 18. Three plates X, Y and Z of Lifter have to be linked with each appropriate portion in the following order. 1.
P 7/ 7 epair [3] DISASSEMBLY/ASSEMBLY [3] -5. Switch lever B, Front grip and Protector DISASSEMBLING Fig. 19 Refer to Fig. 10. protrusion of tab of Switch Switch lever B lever B ASSEMBLING protrusion of Front grip 1) When separating Front grip from Switch lever B; - hook one end of Compression spring 9 with the protrusion of Front grip.