Trouble Shooting; Using Trouble Shooting Chart - Efco SA 2700 BP Operator's Instruction Manual

Using Trouble shooting Chart

WARNING: Always stop unit and disconnect spark plug before performing all of the recommended
remedies below except remedies that require operation of the unit.
When you have checked all the possible causes listed and you are still experiencing the problem, see your
Servicing Dealer. If you are experiencing a problem that is not listed in this chart, see your Servicing Dealer
for service.
PROBLEM
Engine will not start or will run only a
few seconds after starting.
(Make sure Ignition switch is in
start position "I")
Engine starts but will not accelerate
properly.
Engine starts but will not run properly
at high speed.
Engine does not reach full speed
and / or emits excessive smoke
Engine starts, runs, and accelerates
but will not idle.
Engine starts and runs, but low air
flow
*Note: This engine complies with EPA (Environmental Protection Agency) regulations which require exhaust
emission control. If your unit exhibits specific performance problems that can not be corrected by the Trouble
shooting Section, the unit should be taken to a Servicing Dealer for repair.

TROUBLE SHOOTING

POSSIBLE CAUSE
1. No spark
2. Flooded engine.
Carburetor requires adjustment.
Carburetor requires adjustment.
1. Check oil fuel mixture.
2. Air filter dirty.
3. Spark arrester.
4. Carburetor requires adjustment.
Carburetor requires adjustment.
1. Fan grid is obstructed.
2. Fan damaged.
3. Impeller housing and
blocked
SOLUTION
1. Check Spark. Remove air filter
cover. Remove spark plug from
cylinder. Reattach the spark plug
wire and lay spark plug on top of
cylinder. Pull the starter rope and
watch for spark at spark plug tip.
If there is no spark, repeat test
with a new spark plug (RCJ-7Y).
2. With the ignition switch off,
remove spark plug. Pull starter
cord 15 to 20 times. This will
clear excess fuel from engine.
Clean and reinstall spark plug. Pull
starter three times. If engine does
not start, repeat normal starting
procedure. If engine still fails to
start, repeat procedure with a new
spark plug.
* Contact a Servicing Dealer for
carburetor adjustment.
* Contact a Servicing Dealer for
carburetor adjustment.
1. Use fresh fuel and the correct
2-cycle oil mix.
2. Clean per instruction in
Maintenance-Air Filter Section.
3. Clean per instructions in
Maintenance-Muffler Section.
4. * Contact a Servicing Dealer for
carburetor adjustment.
Turn idle speed screw "T" (Fig. 43,
pag. 19) clockwise to increase idle
speed. (If chain turns at idle, turn idle
speed screw "T" counterclockwise
to decrease speed); see Operation-
Carburetor Adjustment.
1. Clean fan grid.
2. Contact a servicing dealer.
tubes 3. Clean
en
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