Installation Of The Burner; Venting; Figure 2: Thermostat Wiring, Heating And Air Conditioning With 4 Speed Motor; Figure 3: Thermostat Wiring, Heating And Air Conditioning With Ecm Variable Speed Motor - CAC / BDP OBL112 Installation Instructions Manual

Figure 2: Thermostat wiring, heating and air conditioning
with 4 speed motor
Figure 3: Thermostat wiring, heating and air conditioning
with ECM variable speed motor
Figure 4: Thermostat wiring, heating and air
conditioning/heat pump with ECM variable speed
motor
Note: On units with 2 stage cooling or heat pump, terminal Y1
must be used. When Y1 on the electronic control receives
a 24 VAC signal, the air flow is reduced by 20%. Do not
use terminal Y1 with a single stage cooling or heat pump.
2.4 IN STALLATION OF THE BURNER
Also refer to the burner manufacturer's instructions
1. Position the mounting gasket between the mou
flange and the burner mounting plate. Align the
in the burner mounting plate with the studs on the
mounting flange and bolt securely in place.
2. Remove the burner drawer assembly or the air tube
assembly;
3. Install the nozzle (refer to Technical Specifications,
Table 7);
4. Check the electrode settings;
5. Make the e lectrical connection
6. Complete oil line connections.
2.4.1 Nozzles
The burner comes
However, if anoth er size or a replacement nozzle is
required, use the manufacturer's recommended spray
angle and type a shown in Table 7 and based on a pump
pressure of 100 psi.
Always select nozzle sizes by working back from the
desired flow rate at op
marking.
2.4.2 Air and Turbulator Settings
Before starting the burner for the first tim
and turbulator settings to those listed
(Table 7). Once the burner becomes operational, final
adjustments will be required. Refer to section 3 of this
manual.
2.4.3 Post purge delay adjustment
The post purge delay on the oil-fired burne
to zero second. This delay is applicable for
with chimney venting. For heating units installed with side
wall venting and burners equipped with this feature, the
post purge delay must be set to 15 seconds. No delay is
required for Riello burners. Refer to the burner control
instruction manual and markings for proper adjustment of
the post purge delay.
2.5

VENTING

Poisonous car bon
hazard.
Read and follow all instructions in this section.
Failure to properly vent this furnace can result in in
death, bodily injury and/or property damage.
To ensure the safe and proper functioning of an oil
fu rnace, it must always be connected to a flue with
sufficient draft or to an approved side-wall venting system.
In addition, it is strongly recommended to perform a
complete inspection of all the existing venting systems.
5
s;
equipped with an appropriate nozzle.
erating pressure and not the nozzle
e, adjust the air
in this manual
rs is factory set
all installations
WARNING
monoxide gas, f ire and explosion
.
nting
holes