Installation Instructions - Hotsy 965SS Operating And Parts Manual

Gasoline Engine
The gasoline engine is preset for operation at al ti tudes
be low 1000 feet above sea level. If operated at higher
al ti tudes, it may be necessary to install a high altitude
main jet in the carburetor. Contact a local au tho rized
engine sales and service center for details.
Pre-Operation Check
❑ Pump Oil (SAE 30W non-detergent oil)
❑ Cold Water Supply (6 gpm • 5/8" • 20 psi)
❑ Hose, wand, nozzle (nozzle size per serial plate)
❑ Water fi lter (intact, nonrestrictive)
❑ Engine fuel (un lead ed 86 or higher)
❑ Engine oil (SAE 10W30)
❑ Burner fuel (No. 1 or No. 2 home heating fuel or
die sel)
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 shutter and air band setting. Adjust the air shutter
for a #1 or #2 smoke spot on the Bacharach scale.
To adjust, start machine and turn burner ON (refer
to Op er a tion for details). Loosen two locking screws
found in the air shutter openings (refer to Figure 5) and
close air shutter until black smoke appears from burner
exhaust vent. Note air shutter position. Next, slowly open
the air shutter until white smoke just starts to appear.
Turn air shutter halfway back to the black smoke position
pre vi ous ly noted. Tighten locking screws.
Air Band
Figure 5 - Burner Adjustment

INSTALLATION INSTRUCTIONS

Pressure
Adjustment Screw
Fuel
Filter
HOTSY 965SS-1075SS • 8.914-401.0 • Rev. 09/11
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 ap pears from burner
exhaust vent during start-up or operation, dis con tin ue
use and readjust air bands.
NOTE: If a fl ue is installed, have a professional ser -
vice man ad just your burner for a #1 or #2 smoke spot
on the Bacharach scale.
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