Instruction/ maintenance manual of the product G451/G4500 Zenoah
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2847-93120(1 1 1) G451/G4500 G5000 CHAIN SA W Nov . 2001 NOTE : 1. Use KOMATSU ZENOAH genuine parts specified in the parts list for repair and/or replacement. 2. KOMATSU ZENOAH does not warrant the machines, those which have been damaged by the use of any parts other than those specified by the company.
Fig.1 POWER UNIT G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1 2670-12113 Cylinder 1 ø43 2 2810-14110 Inlet Pipe 1 3 2817-14121 Gasket (K2810-06012) 1 Kit 4 2670-14130 Screw M5x10 1 5 2880-14150 Inner Guide 1 6.
Fig.2 IGNITION,ST ARTING G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1 2670-71101 Rotor assembly 1 2 1850-75220 • Ratchet 2 3 2670-71130 • Spring 2 4 0308-00040 • Ring 2 5 3350-43231 Nut M8 1 6 0290-20820 Washer M.
RECOIL STARTER of G451AVS The difference between G451 and G4500 is only the recoil starter. This is the parts list of G451 recoil starter. key# part number discription Q'ty/unit A 2880-75002 star.
Fig.3 HANDLE G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1 2810-32100 Left handle complete 1 2 2671-32210 Screw M5x19 BT 4 7 2810-33007 Right handle assembly 1 8 3330-33250 • Stopper 1 9 3310-33262 • Spr.
Fig.4 FUELING SYSTEMS G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1A 2810-31115 Cylinder cover 1 3 2670-14320 Screw M5x14 5 4 2854-31513 Label 1 5 2810-83305 Cleaner cover complete 1 6 3356-83322 • Knob 1 7 3388-83.
Fig 5 OIL SYSTEM, CLUTCH G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1 2841-31801 Oil cap assembly 1 2 2841-31820 • Gasket, cap 1 3 2670-23101 Oil pipe compete 1 4 2670-23120 • Pipe 1 5 2670-23131 • Oil filter 1 6.
Fig.6 CARBURET OR G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1 2810-81004 Carburetor assembly 1 WT-296 2 3306-81380 • Screen 1 3 2810-81120 • Pump cover 1 4 3310-81130 • Screw 1 5 3304-81140 • Gasket, pu.
Fig.7 BREAKING SYSTEMS G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1 2670-25310 Bumper 1 2 2670-14320 Screw M5x14 2 3 2810-25421 Plate 1 4 2670-25430 Screw M4x10 1 5 2670-25410 Guide 1 6 3350-53410 Nut M8 2 7 2881-540.
Fig.8 GUIDE BAR, SA W CHAIN, TOOLS G451/G4500/G5000.
Q'TY Key# PART NUMBER DESCRIPTION NOTE /UNIT 1 2974-52111 Hard nose bar 18” 1 G: .058” 2 3646-52113 Sprocket nose bar 18” 1 G: .058” 3 3646-52210 Chain 18”(21BP-72E) 1 10 3356-97110 Protector 1 13 2811-91000 Tool set 1 14 3345-91110 • Bag 1 15 3320-91140 • Plug wrench 13x19 1 16 2670-91150 • Driver 1 17 3320-97310 • File ø4.
1-9 Minamidai, Kawagoe, Saitama, 350-1 192 Japan PRINTED IN JAPAN PRINTED ON RECYCLED PAPER IMPRIMÉ SUR PAPIER RECYCLÉ GEDRUCKT AUF RECYCLING PAPIER STAMPATO SU CARTA RICICLATA IMPRESO EN PAPEL RECI.
An important point after buying a device Zenoah G451/G4500 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Zenoah G451/G4500 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 Zenoah G451/G4500 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Zenoah G451/G4500 you will learn all the available features of the product, as well as information on its operation. The information that you get Zenoah G451/G4500 will certainly help you make a decision on the purchase.
If you already are a holder of Zenoah G451/G4500, 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 Zenoah G451/G4500.
However, one of the most important roles played by the user manual is to help in solving problems with Zenoah G451/G4500. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Zenoah G451/G4500 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