Bearcat BC-502/CRC, Instruction Manual

Page: 78 / 164

BC-502/CRC
78
a. Open lids on top of exhaust stacks.
b. Make sure MASTER switch is off.
c. Turn R. or LOWER BURNER switch ON. Burner will ignite
automatically.
d. Turn L. or UPPER BURNER switch ON.
e. Monitor the temperature gauge. Do not allow the asphalt
temperature to exceed the maximum recommended by the
supplier.
Spray Bar Circulation while heating
a. On Cab Console select “Spread-Heat”.
b. Select Pump “FOR”.
c. Select “Manual”.
d. Use GSY “INC” switch to increase pump speed to 150 GSY.
Check Equalizers
If an equalizer valve is open, a plug of asphalt can form in the spray
bar and prevent material from circulating.
a. Visually verify that all three
equalizer valves are closed.
The actuating rods on the
pneumatic cylinders that drive
the valves must be fully
extended.
b.
Turn CRC unit ON and set CRC/
manual switch to manual.
c.
Run pump in FORWARD and adjust speed for approximately 80
gallons per minute.
d.
After a minute or two, touch
the ends of the spray bar. It
should be warm, indicating that
adequate circulation is taking
place.
Equalizer Valve Closed,
Cylinder shaft Extended