User Guide

33
103876-08 - 1/19
CL
Installation & Service Manual
3. Steam Boilers:
With an PA404A Pressure Limit - set cut-out
pressure (MAIN scale) on the pressure limit
for (1) PSI and differential pressure (DIFF.) for
.5 PSI. These pressures may be varied to suit
individual requirements of the system.
4. Steam Boilers with Tankless Domestic Water
Heaters, set boiler water temperature dial on
L4006 operating control at 190°F (max.). Set
differential at 10°.
5. Water Boilers without Tankless Heaters, are
equipped with an Intelligent Oil Boiler Control
(Boiler Control). The Boiler Control is factory
programmed with a High Limit setpoint of
180°F. The High Limit setpoint is adjustable
between 140°F and 240°F. This temperature
may be varied to suit the installation
requirements.
High Limit Differential is factory programmed at
15°F and is adjustable between 10°F and 30°F.
6. Water Boilers with Tankless Heaters are
equipped with a Warm Start Intelligent Oil
Boiler Control (Warm Start Boiler Control).
The Warm Start Boiler Control is factory
programmed with a High Limit setpoint of
180°F. The High Limit setpoint is adjustable
between 140°F and 240°F. High Limit
Differential is factory programmed at 10°F.
Additionally, the Warm Start Boiler Control
is factory programmed with a Low Limit
setpoint of 110°F. The Low Limit setpoint is
adjustable between 110°F and 220°F. These
temperatures may be varied to suit the
installation requirements.
7. Checkout
Put the system into operation and observe
at least one complete cycle to make sure
that the controller operates properly. See
Troubleshooting Section to use LED to assist in
determining system operation.
E. ADJUST OIL BURNER BEFORE STARTING.
Check Burner Settings and readjust if necessary,
see Burner Specifications, Tables 14A and 14B
at rear of this manual.
1. Beckett Burners
a. Inspect Beckett head setting on left side
of burner housing by insuring the blue line
MD(V1) or the line on the label MB(L1) are
aligned, readjust if necessary. Refer to
Figure 27 and Table 14A at the rear of this
manual.
b. Check burner air band and air shutter
settings. Readjust if necessary, see Burner
Specifications Table 14A at the rear of this
manual.
c. Open all oil line valves.
d. Attach a plastic hose to fuel pump vent
fitting and provide a pan to catch the oil.
e. Open Flame Observation Port cover on
burner swing door.
2. Riello Burners
a. Inspect Riello head setting on left side of
burner by reading the scale embossed on
the housing cover. Refer to Figure 8.
b. Inspect Riello burner air damper and
turbulator setting. Readjust if necessary,
see Table 14B at the rear of this manual.
c. OPEN ALL OIL LINE VALVES.
d. Provide a pan to catch oil.
e. Remove pressure port/bleeder plug from
fuel pump and install Riello Combination
Pressure Gauge and Bleeder Valve
Assembly.
f. OPEN FLAME OBSERVATION PORT COVER
on burner swing door.
CAUTION
Air Band is set for maximum
input and must be readjusted prior to starting
burner, if nozzle was changed to a lower firing
rate.
3. Carlin Burners
a. Inspect Carlin head setting on left side
of burner to ensure that the proper head
positioning bar matches the nozzle that is
installed in drawer assembly. Replace bar if
necessary.
b. Change the factory air settings according to
Table 14C (at rear of this manual)
c. Open all oil line valves.
d. Attach a plastic hose to fuel pump vent
fitting and provide a pan to catch the oil.
e. Open flame observation port cover on
burner swing door.
F. START OIL BURNER.
1. Open vent fitting on fuel pump.
2. Turn 'ON' Burner service switch and allow
burner to run until oil flows from vent fitting
in a solid stream without air bubbles for
approximately 10 seconds.
3. Close vent fitting and burner flame should
start immediately after prepurge is completed.
Prepurge prevents burner flame until 10
seconds has elapsed after initial power is
applied to burner. During prepurge the motor
5 System Start-Up (continued)