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ECHNICAL INFORMATION PRODUCT P 1 /13 BCS550 Model No. Description Cordless Metal Cutter 136mm (5-3/8") ONCEPT AND MAIN APPLICATIONS Model BCS550 is a MAKSTAR Cordless Metal Cutting Saw, L1 L2 featuring compact and lightweight design for high maneuverability and easy handling. Dimensions: mm (") This product is available in the following variations.
[2] LUBRICATION Apply the following grease to protect parts and product from unusual abrasion: Makita grease N. No.2 to the following portions designated with the black triangle Machine oil to the following portions designated with the gray triangle Portion to lubricate Lubricant Item No.
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P 3 /13 epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Base DISASSEMBLING 1) Remove Blade cover (transparent part) by unscrewing Tapping screw 4x12. (Fig. 2) 2) Remove Rubber sleeve 6 and Sleeve 4 by unscrewing Tapping screw 4x25. (Fig. 3) Fig. 2 Fig.
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P 4 /13 epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Base (cont.) ASSEMBLING 1) Do the reverse of the disassembling steps. 2) After assembling Base to the machine, adjust the following portion for smooth adjustment of cut depth: A. Pan head screw M5 in the hinge portion of Base Fig.
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P 5 /13 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Safety Cover Complete and Bearing Box Section (cont.) DISASSEMBLING 4) Remove Ball bearing 696ZZ from Bearing box section with 1R269. (Fig. 9) Fig. 9 5) Remove Retaining ring S-10 with 1R291. (Fig. 10) 6) Remove Spindle by following the steps below (Fig.
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P 6 /13 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Safety Cover Complete and Bearing Box Section (cont.) ASSEMBLING 1) Assemble Bearing box section by doing the reverse of the disassembling steps, and install it on the machine. (Fig. 8 on page 4) Note: Before assembling Helical gear 23 to Spindle, make sure that O ring 26 is installed on Bearing box as illustrated to right in Fig.
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P 7 /13 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Gear Unit (that engages with Armature) DISASSEMBLING 1) Remove Handle L from Handle R by unscrewing eight 4x18 Tapping screws. Remove the assembly of Gear housing and Motor section from Handle R by unscrewing three 4x35 Tapping screws. (Fig. 16) Fig.
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P 8 /13 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Gear Unit (that engages with Armature) (cont.) ASSEMBLING 1) Assemble Helical gear 35 to Gear shaft by following the steps below (Fig. 21): 1. Put Gear shaft on 1R032 with the smaller diameter end of Gear shaft in the center hole of 1R032. 2.
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P 9 /13 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Armature DISASSEMBLING 1) Remove Motor section and Gear housing from Handle R as illustrated in Fig. 16 on page 7. 2) Remove Carbon brush then Gear housing and Shaft lock. (Fig. 25) 3) Separate Housing R from Housing L by unscrewing four 4x18 Tapping screws.
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P 10/13 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Armature (cont.) ASSEMBLING 2) Install Endbell complete on the commutator end of Armature. (Fig. 30) 3) Assemble Motor assembly (consisting of Armature, Yoke unit and Endbell complete) to Housing L. (Fig. 31) 4) Do the reverse of disassembling steps. (Figs. 25 and 26) Note: Make sure that Shaft lock is set in place before assembling Gear housing to Motor section.
P 11/13 ircuit diagram Fig. D-1 Color index of lead wires' sheath Black White Independent switch for LED (integral part of Power supply circuit) Switch Power supply circuit Endbell complete Connector of Power supply circuit Connector of LED Protective tube LED circuit Terminal...
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P 12/13 iring diagram [1] Wiring of LED Lead Wire on Blade Case Route as illustrated in Figs. D-2, D-3. Fig. D-2 Fig. D-3 Fix Protective tube that covers LED lead wires Pull out LED lead wires from the hole in Blade case with Lead wire holder on Blade case.
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P 13/13 iring diagram [3] Wiring in Handle Route Lead wires as illustrated in Fig. D-6. Fig. D-6 Power supply circuit Assemble Power supply circuit to Handle R with Lead wire (white) on Handle R side. Handle R Lead wire (white) Fix Lead wires with these Lead wire holders.