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2. Use brush to remove carbon deposits from the spark arrester
screen. Inspect the spark arrester screen for holes or tears.
Replace the spark arrester if necessary.
WARNING: Always wear certified safety equipment: ANSI Z87.1 eye
protection (CAN/CSA Z94.3) with side shields when removing carbon
deposits.
Drain Carburetor Bowl (Fig. 1)
1. Place the fuel valve lever (J, if equipped) in the closed position.
2. Place an OSHA-ap proved con tain er suitable for fuel under the
carburetor bowl (M). NOTE: Using a funnel will allow the fuel to flow
into the container with less spillage.
3. Remove the carburetor bowl drain (L).
4. Fuel will drain from carburetor bowl.
5. When drained, replace carburetor bowl drain.
Cleaning Debris Screen (if equipped)
(Fig. 1)
WARNING: Risk of explosion or fire. Gasoline vapor is highly flam-
mable. Refuel outdoors only in well-ventilated areas. Do not refuel or
check gasoline level while the engine is running. Do not store, spill, or
use gasoline near an open flame, a source of sparks (such as weld-
ing), or near operating electrical equipment.
1. Remove fuel cap (A).
2. Remove debris screen (P).
3. Clean debris screen. Use compressed
air to blow off debris.
WARNING: When using compressed
air, user always must wear eye protec-
tion that conforms to ANSI Z87.1. (CAN/
CSA Z94.3).
4. Replace debris screen and fuel cap.
Storage
WARNING: If the engine has been running, the muffler will be
very hot. To reduce the risk of injury, allow engine to cool before
proceeding.
If storing the unit for more than thirty days drain all fuel out of fuel
lines, tank and carburetor bowl. Drain oil and refill with fresh, clean
oil. IMPORTANT: Fuel will oxidize and deteriorate in storage. If fuel
is allowed to deteriorate during storage the carburetor and fuel
related parts will need to be serviced. NOTE: Fuel stabilizer can
be used to lengthen the fuel life, follow the fuel stabilizer's recom-
mended instructions
Troubleshooting Guide
This section provides a list of the more frequently encountered
malfunctions, their causes and corrective actions. The operator or
maintenance personnel can perform some corrective actions, and
others may require the assistance of a qualified D
or your dealer.
Problem
Engine will not start ........................ 1,3,4,5,6,7,8,9,10,11,19
Engine does not continue to
run after starting ..................................... 1,3,5,6,9,10,12,19
Knocking noise ................................................................ 14
Over speed or low speed .................................. 15.16,17,18
P
Low power...................................................... 2,10,13,14,18
A
12
WALT technician
E
Code
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