17MaintenanceLanda Sure Fire Oil BurnerBurner Air Adjustment: The oil burner on thismachine is preset for operation at altitudes below 500feet. If operated at higher altitudes, it may be necessaryto adjust the air band for a #1 or #2 smoke spot on theBacharach scale.To adjust, start machine and turn burner ON. Loosentwo locking screws found on the air band and close airband until black smoke appears from burner exhaustvent. Note air band position. Next, slowly open the airband until white smoke just starts to appear. Turn airband halfway back to the previously noted position.Tighten locking screws.Sure Fire Burner Air AdjustmentCAUTION: If white smoke appears from burnerexhaust vent during start-up or operation, discon-tinue use and read just air bands.NOTE: NOTE: If a flue is installed, have aprofessional serviceman adjust your burner for a #1or #2 smoke spot on the Bacharach scale.Coil RemovalRemoval of coil because of freeze breakage, or toclean soot from it can be done quickly and easily.1. Disconnect hose from pump to inlet side of the coil.2. Carefully disconnect the thermostat sensor maingsure you do not crimp the capillary tube.3. Remove burner assembly from combustionchamber.4. Remove the 3-3/8” bolts from each side of coil andtank assembly (these bolts are used to fasten tankto chassis).5. Remove fittings connected to the 1/2” pipe nipplesfrom inlet and discharge sides of coil.6. Remove top tank wrap, bend back insulation tabsand fold back blanket.7. Remove bolts that hold down coil to bottom wrap.8. Remove coil.9. Replace or repair any insulation found to be torn orbroken.10. Remove insulation retainer plates.Coil ReinstallationTo reinstall new or cleaned coil, reverse steps 9 through 1.Landa SLT/SLX Diesel Dealer’s Manual 9.807-539.0 - AEReference NumbersAir Band Locking Screws Air Band