Instruction/ maintenance manual of the product H90SB Hitachi
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Demolition Hammer Model H 90SB Handling instructions Double insulation Note: Before using this HITACHI Demolition Hammer, carefully read through these HANDLING INSTRUCTIONS to ensure efficient, safe operation. It is recommended that these HANDLING INSTRUCTIONS be kept readily available as an important reference when using this power tool.
1 We sincerely thank you for selecting a HITACHI POWER TOOL. To operate this power tool safely and efficiently, please read this INSTRUCTION MANUAL carefully to get a good understanding of the precautions in operation, capacity of the power tool, use and the like.
2 15. AVOID UNINTENTIONAL STARTING. Don’t carry a plugged-in the power tool with finger on switch. Be sure switch is off when plugging in. 16. OUTDOOR USE EXTENSION CORDS. When the power tool is used outdoors, use only extension cords intended for use outdoors and so marked.
3 To maintain the effectiveness of the double insulation system, follow the precautions described below: 1 . Always contact your dealer or an authorized service center when assembling, disassembling or replacing parts other than accessories or carbon brushes.
4 SPECIFICATIONS Motor : Single-phase, series commutator motor Power source : Single-phase 50/60 Hz Input : 1450W* Full-load impact rate : 850/min Weight : 32 kg (without cord) * Be sure to check the nameplate on this Demolition Hammer as it is subject to change by areas.
5 2. Power switch Ensure that the power switch is in the OFF position. If the plug is connected to a power receptacle while the power switch is in the ON position, this Demolition hammer will start operating immediately, inviting serious accident.
6 Grease Replacement Period: After purchase, replace grease after every 6 months of usage. Ask for grease replacement at the nearest authorized service center. MAINTENANCE AND INSPECTION 1. Inspecting this Demolition Hammer Use of a dull accessory, such as a bull point, a cutter, etc.
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8 Item Part Name No. 1 Roll Pin D6 × 36 2 Lever Pin 3 Bolt M12 × 40 4 Retainer 5 Front Cover 6 O-Ring (S-90) 7 O-Ring 8 Second Hammer 9 O-Ring (D) 10 O-Ring (A) 11 Hammer Holder 12 Hexagon Socket Hd.
9 Item Part Name No. 86 Counter Gear 87 Hexagon Socket Hd. Bolt M5 × 14 88 Bearing Cover (A) 89 Needle Bearing (BK1312) 90 Ball Bearing (6203VVCM) 91 Bearing Washer 92 Pin B8 × 14 93 Feather Key 4 × 4 × 15 94 Crank Shaft 95 Friction Piece 96 Hexagon Socket Hd.
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209 Code No. C99006712 N Printed in Japan.
An important point after buying a device Hitachi H90SB (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hitachi H90SB yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hitachi H90SB - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hitachi H90SB you will learn all the available features of the product, as well as information on its operation. The information that you get Hitachi H90SB will certainly help you make a decision on the purchase.
If you already are a holder of Hitachi H90SB, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hitachi H90SB.
However, one of the most important roles played by the user manual is to help in solving problems with Hitachi H90SB. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hitachi H90SB along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
