Karcher HDS 1.9/15 Ed Cage Operator's Manual - page 11
9.800-191.0 • Rev. 05/14
11
PRESSURE W
ASHER
OPERA
TOR’S MANU
AL
PREVENTATIVE MAINTENANCE AND SERVICE
halfway back to the black smoke position previously
noted. Tighten locking screws.
If the desired position cannot be obtained using only
the air shutter, lock the air shutter in as close a position
as can be obtained, then repeat the above procedure
on the air band setting.
CAUTION: If white smoke appears from burner
exhaust vent during start-up or operation, discon-
tinue use and readjust air bands.
Air Shutter
Locking Screw
Air Band
Locking Screw
Air Band
Air Shutter
Air Shutter
Locking Screw
Karcher Clear Fire Oil Burner
Burner Air Adjustment
: The oil burner on this machine
is preset for operation at altitudes below 1000 feet. If
operated at higher altitudes, it may be necessary to
adjust the air band for a #1 or #2 smoke spot on the
Bacharach scale.
To adjust, start machine and turn burner ON. Loosen
two locking screws found on the air band and close air
band until black smoke appears from burner exhaust
vent. Note air band position. Next, slowly open the air
band until white smoke just starts to appear. Turn air
band halfway back to the previously noted position.
Tighten locking screws.
KNA Burner Air Adjustment
Reference Numbers
Air Band Locking Screws
Air Band
CAUTION:
If white smoke appears from burner ex-
haust vent during start-up or operation, discontinue
use and readjust air bands.
NOTE:
If a flue is installed, have a professional service-
man adjust your burner for a #1 or #2 smoke spot on
the Bacharach scale.