Parts - Landa SLT6-32624E Dealer's Manual

PROBLEM
BURNER
WILL
NOT LIGHT
(contiuned from
previous page)
FLUCTUATING
PRESSURE
MACHINE
SMOKES
WHILE
BURNER UNIT
IS RUNNING
OR UNIT SMOKES AT
COLD-START ONLY
WHEN
BURNER
IS OFF
Landa SLT/SLX Diesel Dealer's Manual 9.807-539.0 - AE
POSSIBLE CAUSE
Fuel not reaching combustion
chamber
Clogged burner nozzle
Thermostat faulty or slow engine speed
Flow switch malfunction
Flow solenoid malfunction
Valves worn
Blockage in valve
Pump sucking air
Worn piston packing
Engine Altitude
Fuel is improper or water is in fuel
Air adjustment is improper
Fuel pressure is low <140 psi for
burner
Burner nozzle spray pattern is faulty
Faulty burner nozzle spray pattern
Coil and burner assembly have heavy
accumulation of soot
Smoke stack has obstruction
Engine RPM is low
Fuel Pressure is too high for clean burn
(fuel PSI above >140 and below 200)
and smokes when burner is off
SOLUTION
Check fuel pump for proper flow.
Check solenoid flow switch on machines
with spray gun control, for proper
on-off fuel flow control.
Clean as required.
Increase engine
RPM to increase voltage.
Remove, test for continuity and replace as
needed.
Replace if needed.
Check and replace if necessary.
Check and replace if necessary.
Check water supply and air seepage at joints in
suction line.
Check and replace if necessary.
The engine is preset for operation at altitudes
below 1000 feet above sea level. If operated at
higher altitudes, it may be necessary to adjust
the engine. Contact your local authorized engine
sales and service center for details.
Drain tank and replace contaminated fuel.
Readjust air bands on burner assembly.
Adjust fuel pump pressure to specifications.
Replace nozzle Check parts breakdown
for nozzle size.
Replace nozzle Check parts breakdown
for nozzle size.
Remove coils and burner assembly,
clean thoroughly Call local dealer.
Check for insulation blockage or other foreign
objects.
Increase RPM to correct specs. See serial plate.
Reduce fuel pressure PSI/Increase air band set
for cleaner without max water heat loss
Maintenance
21