To Examine The Spark Plug; To Clean The Cooling System; Air Filter; To Clean The Air Filter - RedMax SRTZ235 Manual De Usuario

3. Remove the screw that holds the spark arrestor
screen.
4. Clean the spark arrestor screen if it is blocked or
replace it if it is damaged.
CAUTION:
must be replaced if it is damaged. Do not
use a product without, or with a broken,
spark arrestor screen if you must have a
spark arrestor screen in your area. Obey
local regulations and maintenance
instructions.
CAUTION:
is frequently blocked it can be a sign that the
performance of the catalytic converter is
decreased. Turn to your servicing dealer to
examine the muffler. A blocked spark
arrestor screen will cause overheating and
result in damage to the cylinder and piston.

To clean the cooling system

The product has a cooling system to keep the operation
temperature as low as possible.
CAUTION:
system makes the product too hot which
causes damage to the piston and cylinder.
The cooling system has the components that follow:
• Air intake on the starter.
• Flywheel fins on the flywheel.
• Cooling fins on the cylinder.
• Cylinder cover (points cool air over the cylinder).
• Muffler cover.
• Muffler plate.
• Clean the components of the cooling system with a
brush weekly or more frequently in rougher
conditions.
14
The spark arrestor screen
If the spark arrestor screen
A dirty or blocked cooling

To examine the spark plug

CAUTION:
recommended spark plug type. Incorrect
spark plug type can cause damage to the
product.
• Examine the spark plug if the engine is low on
power, is not easy to start or does not operate
correctly at idle speed.
• To decrease the risk of unwanted material on the
spark plug electrodes, obey these instructions:
a) Make sure that the idle speed is correctly
adjusted.
b) Make sure that the fuel mixture is correct.
c) Make sure that the air filter is clean.
• If the spark plug is dirty, clean it and make sure that
the electrode gap is correct, refer to
on page 17 .
• Replace the spark plug if it is necessary.

Air filter

Remove dust and dirt from the air filter to keep it clean
and prevent these problems:
• Carburetor malfunctions.
• Problems when you start the product.
• Loss of engine power.
• Increased wear to engine parts.
• Too much fuel consumption.

To clean the air filter

CAUTION:
very dirty or soaked with fuel must always be
replaced.
If you use an air filter for a long time it cannot be fully
cleaned. Replace the air filter with a new one at regular
intervals.
Always use the
Technical data
An air filter that is damaged,
1695 - 001 - 24.06.2021