9
Shutdown
Important information about the equipment's cool-
down phase
The supply air fan runs to cool off the combustion
chamber and the heat exchanger further and does not
switch off till later.
The fan may run several times until it switches off per-
manently!
1. Switch the operating switch to the "0" position (off).
2. Shut off the fuel supply.
Never (except in emergency situations) interrupt
the mains connection before the entire cool-
down phase comes to an end.
Our guarantee does not cover damages caused
to the unit by overheating.
Cleaning
After every heating period or even earlier, depending on
the operating conditions, the equipment, including the
heat exchanger, combustion chamber, and forced-air oil
burner, must be cleaned of dust and dirt.
Parts subject to wear, such as waste gas suppressors,
seals, oil filter inserts, and oil nozzles, should be
checked and exchanged if necessary.
Maintenance and Care
The regular care and observance of some basic prereq-
uisites guarantee malfunction-free operation and a long
service life of the unit.
◊
Keep the unit free of dust and other deposits.
◊
For cleaning, use a clean, slightly moistened cloth
with which you can wipe off the dirt from the surface.
◊
Do not use a water jet.
◊
Do not use caustic cleaning agents or cleaning
agents containing solvents.
◊
Even in case of extreme soiling, only use suitable
cleaning agent.
◊
Use only clean EL heating oil or diesel as fuel.
Look for paraffin formation. Do not use biodiesel.
◊
Check the fuel filter for soiling at regular intervals.
Dirty filters must be replaced.
◊
Check the unit for mechanical damage and have de-
fective parts replaced by an expert.
◊
Check the fan blades and combustion chamber with
the heat exchanger for soiling at regular intervals
and clean them when necessary.
◊
Check on-site oil tanks for soiling and foreign bodies
regularly and clean them when necessary.
◊
Always make sure the chimney and combustion air
duct are always in perfect working order.
Before all work on the device, the mains plug must
be removed from the mains socket.
◊
Regularly check safety devices to ensure that they
are working properly.
◊
Always keep the sensors of the safety devices free
of dust and dirt.
◊
Have the exhaust emission values of the forced-air
oil burner checked regularly by authorised person-
nel.
For safety reasons, we recommend the conclusion
of a maintenance contract.
◊
Observe the maintenance and service intervals.
Adjustment and maintenance tasks may be per-
formed only by authorised expert personnel!
1. Set the operating switch to the "0" position and pull
the plug from the mains socket.
.
2. Remove the blow-out cone (1) after unscrewing the
four fixing screws.
Any hot air tubes or pipes must be dismantled as
well if pertinent.
3. Remove the revision cover (2) and take the waste
gas suppressor (4) out of the unit.
4. Clean all waste gas flues (5).
A special cleaning is available as an accessory un-
der EDP No. 1103110.
Cleaning the heat exchanger
5. Clean the waste gas suppressors and replace any dam-
aged ones if necessary.
6. Check the seals (3) of the revision cover and replace
any damaged seals.
7. Please observe the notices on the next page.
5
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Summary of Contents for CLK 20
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