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McCulloch Mac740 Manual

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16
TROUBLE CAUSE REMEDY
Engine will not
start or will run
only a f ew
seconds after
starting.
1. Ignition switch off.
2. Engine flooded.
3. Fuel tank em pty.
4. Spark plug not firing.
5. Fuel not reaching
carburetor.
1. Move ignition switch to ON.
2. See “Difficult Starting” in
Operation Section.
3. Fill tank with correct fuel mixture.
4. Install new spark plug.
5. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
Engine will
not idle
properly.
1. Idle speed requires
adjustment.
2. Carburetor requires
adjustment.
1. See “Carburetor Adjustment” in the
Service and Adjustments Section.
2. Contact an authorized service dealer.
1. Air filter dirty.
2. Spark plug fouled.
3. Chain brake engaged.
4. Carburetor requires
adjustment.
Engine will not
accelerate,
lacks power,
or dies under
a load.
1. Clean or replace air filter.
2. Clean or replace plug and regap.
3. Disengage chain brake.
4. Contact an authorized service dealer.
Engine
smokes
excessively.
1. Too much oil mixed with
gasoline.
1. Empty fuel tank and refill with
correct fuel mixture.
WARNING: Always stop unit and disconnect spark plug before performing all of
the recommended remedies below except remedies that require operation of the unit.
TROUBLESHOOTING TABLE
Chain moves
at idle speed.
1. Idle speed requires
adjustment.
2. Clutch requires repair.
1. See “Carburetor Adjustment” in the
Service and Adjustments Section.
2. Contact an authorized service dealer.
DECLARATION OF CONFORMITY
EC Declaration of Conformity (Only applies to Europe)
We, Husqvarna AB, SE--561 82 Huskvarna, Sweden, Tel: +46--36--146000, as authorised
representative in the Community, declare that the chain saw models McCulloch Mac 738,
Mac 740, and Mac 742 SAS-AV from serial numbers 2009--031(N or D)00001 and onwards
(the year is clearly stated on the rating plate, followed by the serial number), comply with the
requirements of the COUNCIL’S DIRECTIVES:
of 22 June 199 8 “relating to machinery” 98/37/EC, annex IIA;
of 15 December 2004 “relating to electromagnetic compatibility” 2004/108/EC, and applicable
supplements; and
of 8 May 2000 “relating to the noise emissions in the environment” in accordance with Annex
Vof2000/14/EC. The measured sound power is 108,7 dB(A), the guaranteed sound power is
113 dB(A) and the net power is 1,5 kW or 1,6 kW.
The following standards have been applied: ISO 11681--1:2004, EN/ISO 12100--1:2003,
EN/ISO 12100--2:2003, and CISPR 12:2001.
Notified body, 0404 the Swedish Machinery Testing Institute, Fyrisborgsgatan 3 S--75450
Uppsala, Sweden, has carried out EC type approval. The certificate(s) is numbered:
404/05/1079.
The supplied Chain Saw conforms with the sample that un derwent the EC type approval.
09--1--31
Ronnie E. Goldman, Director of En gineering
Handheld Consumer Products
… 16


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