Kranzle therm 895 Operating Instructions Manual page 19

Malfunctions without display
Malfunction
Machine fails to start
High pressure pump runs but
burner fails to ignite
Troubleshooting
Possible cause
No electrical voltage at
machine
Master switch defective
Motor protection switch
actuated
Press switch (S3 or S5)
defective
Motor protection (K3) switch
defective
Set water temperature
reached
Pre-ventilation time not yet
elapsed
Ignition switched off
Fuel tank empty, "OIL"
display at thermostat
Thermostat defective
Ignition switch defective
Float switch in fuel tank
defective
Fuel filter dirty
Fuel nozzle defective
Flow controller (S2) has
switched off
Contact of flow controller
defective or incorrectly set
Ignition contacts incorrectly
set or burned out
Action
Check power supply and cables
Check and replace if necessary
Eliminate cause of overload
Check and replace if necessary
Check and replace if necessary
Increase target water
temperature, open gun with
machine on until water
temperature drops
Hold gun open for approx 5
seconds
Ignition switch "ON"
Refill fuel
Check and replace if necessary
Check and replace if necessary
Check and replace if necessary
Check and clean if necessary
Check and replace if necessary
Check water inflow; clean filter in
water tank
Readjust, check, replace
Readjust, check, replace
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