Aqua-Hot™ Hydronic Heating System Shop Manual REV-A 03/02
Fuel
Pump
5.7
Fuel Pump
S
SS
SSection 5: D
ection 5: D
ection 5: D
ection 5: D
ection 5: Diesel-B
iesel-B
iesel-B
iesel-B
iesel-Bur
ur
ur
ur
urner S
ner S
ner S
ner S
ner Ser
er
er
er
ervice, M
vice, M
vice, M
vice, M
vice, Maintenance, and R
aintenance, and R
aintenance, and R
aintenance, and R
aintenance, and Repair I
epair I
epair I
epair I
epair Infor
nfor
nfor
nfor
nformation
mation
mation
mation
mation
Figure 14
Page 13
(+) Clockwise rotation
increases fuel pressure.
(-) Counter Clockwise rotation
decreases fuel pressure.
Note: Adjust fuel pressure to
145 PSI.
Pressure
Regulation
(Adjustment)
Fuel Pump
Fuel Pressure Gauge
Note: Fuel Pressure gauge
replaces the Fuel Nozzle when
adjusting fuel pressure.