Installation Of The Burner; Venting - Walter Wilson LOW-BOY OLV154F20A Guide D'installation Et Manuel Du Propriétaire

Figure 2:Heating & Air Conditioning - With 4 Speed Motor
Figure 3:Thermostat Wiring- Haeting & Air Conditioning -
With ECM Variable Speed Motor
Figure 4:Thermostat Wiring-Heating &Aair
Conditioning/HeatPump - With ECM Variable Speed Motor
2.4

INSTALLATION OF THE BURNER

Also refer to the burner manufacturer's instructions.
1. Position the mounting gasket between the mounting
flange and the burner mounting plate. Align the holes 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, p.13);
4. Check the electrode settings;
5. Make the electrical connections;
6. Complete oil line connections.
N
2.4.1
OZZLES
The burner comes equipped with an appropriate nozzle.
However, if another size or a replacement nozzle is
required, use the manufacturer's recommended spray
angle and type a shown in Table 1 and based on a pump
pressure of 100 psi.
Always select nozzle sizes by working back from the
desired flow rate at operating pressure and not the nozzle
marking.
A T
2.4.2
IR AND
Before starting the burner for the first time, adjust the air
and turbulator settings to those listed in this manual. Once
the burner becomes operational, final adjustments will be
required. Refer to section 3 of this manual.
P
2.4.3
OST PURGE DELAY ADJUSTMENT
The post purge delay on the oil-fired burners is factory set
to zero second. This delay is applicable for all installations
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. Refer to the
burner control instruction manual and markings for proper
adjustment of the post purge delay.
2.5

VENTING

Poisonous carbon monoxide gas hazard.
Never install a hand operated damper in the vent pipe.
However, any Underwriters
electrically operated automatic type vent damper may
be installed if desired. Be sure to follow the
instructions provided with vent damper. Also, read
and follow all instructions in this section of the
manual.
Failure to properly vent this furnace or other
appliances can result in death, bodily injury and/or
property damage.
To ensure the safe and proper functioning of an oil
furnace, 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
URBULATOR ETTINGS
WARNING
Laboratories listed,