CHAIN AND GUIDE BAR COMBINATION
The following combinations may be used on
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| DOUBLE |
| SAW CHAIN |
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| KICK | |
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| GUARD BAR |
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| GUARD | ||
| BAR |
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MODEL |
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LENGTH | ECHO P/N | ECHO |
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| ECHO P/N | |
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| LINKS | TYPE | PITCH | GAUGE | |||
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| (OEM P/N) | PART NO. | (OEM P/N) | ||||
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| 12" | 124374501/ | 1907045 | 45 |
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| (12A4CD3745) |
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| 2894901 | ||
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| 90SG | 3/8" | .043 | ||
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| 144375201/ |
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| 28949 | |||
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| 14" | 1907052 | 52 |
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| (14A4CD3752) |
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*Reduced nose radius symmetrical bars (OREGON name — Double Guard)
WARNING 
DANGER
Use of replacement saw chain and/or guide bar other than that specified, or operation without the “tip guard” in place, may cause severe kickback resulting in serious injury.
Only use saw chain designated as,
IMPORTANT
Chain and guide bar gauge size must be identical. Use Bar/Chain combinations shown in table above.
IMPORTANT
If your kick guard is damaged or lost, contact your Echo dealer for a replacement. For the name of the Echo dealer nearest you, Call:
SETTING THE SAW CHAIN
For setting saw chains, round file (4 mmø: 5/32”) and flat file are used.
•To keep correct position and correct angle, use the file holder.
-Round file and flat file are available from your Echo Dealer.
•File cutters as below.
To sharpen other type chain, follow chain manufacturer’s instructions
| Type : 90SG |
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30° | 1/5 | Depth |
| gauge | |
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Keep this angle |
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PUSH FILE AS SHOWN | HOLD FILE HOLDER | ONEFIFTHOFFILEDIAMETER |
LEVEL | REMAINS ABOVE CUTTER EDGE |
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