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MODEL H 65SD POWER TOOLS TECHNICAL DATA HAMMER H 65SD SERVICE MANUAL LIST No. E452 Sep. 1999 SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT...
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REMARK: Throughout this TECHNICAL DATA AND SERVICE MANUAL, a symbol(s) is(are) used in the place of company name(s) and model name(s) of our competitor(s). The symbol(s) utilized here is(are) as follows: Competitors Symbols Utilized Model Name Company Name HM1303B MAKITA HM1500B MAKITA...
2. MARKETING OBJECTIVE The Model H 65SD is a grease-sealed and double-insulated electric hammer. It has a tool retainer to permit the use of 28.5 mm (1-1/8 ") air tool shank tools, standard hexagonal shank tools (combo type), and retaining groove tools without collar.
4-1-2. Tool retainer accepts 3 types of 28.5 mm (1-1/8 ") hex. shank tools Three types of shank tools (Fig. 1) can be used in the Model H 65SD by turning the tool retainer in the following two methods. Air tool shank tool Standard hex.
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(1) Mounting air tool shank tools and standard hex. shank tools (combo type) Fig. 2 (2) Mounting standard hex. shank tools (combo type) and retaining groove tools without collars Fig. 3 4-1-3. Vibration-absorbing handle for less operator fatigue There are two vibration-absorbing rubber pads, illustrated below, designed to efficiently absorb the vibration from the main body of the tool and minimize its transmission to the arms of the operator.
The side handle, made of urethane resin, reduces vibration transmitted to hands for reduction of operator fatigue. Vibration-absorbing side handle Fig. 5 5. SPECIFICATIONS Item H 65SD Power source Single-phase AC 50/60 Hz Voltage (V) 110, 115, 230, 240 Motor type AC single-phase series commutator motor...
7. PRECAUTIONS IN SALES PROMOTION In the interest of promoting the safest and most efficient use of the Model H 65SD Electric Hammer by all of our customers, it is very important that, at the time of sale, the salesperson carefully ensures that the buyer seriously recognizes the importance of the contents of the Handling Instructions, and fully understands the meaning of the precautions listed on the Caution Plate attached to each tool.
7-3. Grease Replacement Different kinds of grease are used in the electro-pneumatic hammering section and the speed-change gear section. It is not necessary to replenish the grease between 6-month (approx.) change intervals unless the tool is disassembled or there is grease leakage due to a damage or worn seal. To ensure the smooth reciprocating of the striker and the second hammer, special grease (Part No.
8. REFERENCE INFORMATION 8-1. Sealed and Dustproof Construction The cylinder case section and housing (crank case side) are sealed by five (5) O-rings and a seal ring. These seals serve to prevent leakage of the grease, as well as to prevent dust and dirt from the entering the mechanism. Switch handle Gear cover O-ring (44.4 mm inner dia.)
8-3. Tool Retainer Three types of shank tools (Fig. 1) can be mounted to the Model H 65SD by turning the saddle-shaped Retainer Front cover retainer. (1) Mounting air tool shank tool and standard hex. shank tool Raise the retainer in A direction and insert the tool shank into the hexagonal hole of the front cover as far as it will go (Fig.
9. REPAIR GUIDE 9-1. Precautions and Suggestions for Disassembly and Reassembly of the Main Body The [Bold] numbers in the descriptions below correspond to the item numbers in the Parts List and exploded assembly diagram. 9-1-1. Disassembly [NOTE] If it is difficult to loosen and remove the fixing bolts, use an appropriate heating device to heat them to approximately 80 C (176 F).
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Press the end surface of the Crank Shaft by fitting a steel rod with a hand press. Ball Bearing [40] Final Gear [41] Inner Cover [43] Crank Shaft [48] Tubular jig Fig. 14 Disassembly of remaining parts from the Inner Cover [43] Loosen the three M5 x 16 Seal Lock Hex.
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9-1-2. Reassembly Reassembly can be accomplished by following the disassembly procedures in reverse. However, special attention should be given to the following items. Reassembly of the Crank Shaft [48] section Press-fit the 6205DDCM Ball Bearing [45] into the Inner Cover [43], and fasten the Bearing Cover [46] onto the Inner Cover [43] with the four M5 x 16 Seal Lock Hex.
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(1) Prior to reassembly, all M5, M6 hexagon socket hd. bolts and machine screws must be coated with screw locking agent TB1401. (2) The following parts must be replaced with new Hitachi genuine parts if they are loosened once. Front cover fixing bolts:...
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9-1-4. Tightening Torque (1) M4 hexagon socket hd. bolts 4.41 m (45 cm, 39.1 in-Ibs) 0.49 • • +1.96 +12.4 (2) M5 hexagon socket hd. bolts 7.84 m (80 cm, 69.5 in-Ibs) • • +1.96 +17.4 (3) M6 hexagon socket hd. bolts 9.80 m (100 cm, 86.9...
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Schematic diagram of products with noise suppressor or without noise suppressor Support [98] Switch [97] Switch [97] Handle (A) [81] Support [98] Vinyl Tube (A) Vinyl Tube (A) [102] Pillar [102] Terminal [93] Connectors Pillar Terminal [93] Tube [90] Internal Wire Holder [80] Noise Internal Wire suppressor...
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Safety precautions in wiring work (See Fig. 22.) Switch (B) [97] is flexibly supported by the Support [98] to protect it from damage from vibration which could lead to possible electrical shock. Ensure without fail that the Support is properly mounted. Also, ensure that the leadwires are properly covered by Vinyl Tube (A) [102], and that the leadwires of the Stator Ass'y [76] and the grounding leadwire are properly supported by the Internal Wire Holder [80].
10. STANDARD REPAIR TIME (UNIT) SCHEDULES Variable 120 min. MODEL Fixed Work Flow H 65SD Housing Ass'y Switch Cord General Assembly Handle Gear Cover Armature Ass'y Fixed Cost Switch Ball Bearing Handle Front Cover Mouth Cylinder Case 0 min. (6201)