12
Care and maintenance
Regular care and observation of some basic points
will ensure trouble-free operation and a long
service life.
DANGER!
Prior to performing any work, ensure the equip-
ment is disconnected from the voltage supply
and secured to prevent accidental switch-on!
Care
n
Ensure the unit is protected against dirt, mould
and other deposits.
n
Only clean the unit using a damp cloth. Do not
use any caustic, abrasive or solvent-based
cleaning products. Do not use a jet of water.
n
Clean the fins on the unit prior to long shut-
down periods.
Maintenance
n
It is recommended that you take out a mainte-
nance contract with an annual service from an
appropriate specialist firm.
This enables you to ensure the operational reli-
ability of the plant at all times!
Cleaning the housing
1.
Disconnect the power supply to the unit.
2.
Clean the grill and housing using a soft,
damp cloth.
3.
Switch the power supply back on.
Type of task
Checks/maintenance/inspection
Commis-
sioning
Monthly
Half-yearly
Yearly
General
l
l
Medium cycle bleeding
l
l
Check medium filling
l
l
Contamination of fin register
l
l
Filter contamination
l
l
Check voltage and current
l
l
Check function of fan
l
l
Check condensate drainage
l
l
Check insulation
l
l
31
Summary of Contents for KWK 135 EC
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