Barometric Draft Regulator - Viessmann VITOROND 100 Installation And Service Instructions Manual

Initial Start-up and Service
Initial Start-Up
(continued)
Burner calibration (continued)
Boiler model
Burner model
Fuel type
Pump pressure
Oil nozzle
Oil nozzle flow rate
Air tube length
Air tube insertion
Air tube combination
Head type
Head setting
Air setting
Static plate
Baffle
Solenoid valve
Flange
*1
The Beckett burner for the VR1-63 boiler is shipped with factory setting and oil nozzle installed. For VR1-50 boiler,
replace installed nozzle with nozzle packaged with burner.

Barometric draft regulator

36
Model No.
Beckett
oil
psig
kPa
Danfoss
Delavan
Hago
GPH@psig
inches
mm
inches
mm
see head setting
VR1-40
NX-VI 102 AFG-VI 201
No. 2 fuel oil
195
1344
n.a. 1.10x60°AS
0.85x60°B
0.85x60°B
1.15@195
7
178
5
3 /
8
92
NX70LB AFG90MDAQ
9-slot
3.25
n.a.
n.a.
21844
32073
During operation of the burner, the
barometric draft regulator installed in
the vent system must move freely.
VR1-50
*1
AFG-VI 201
175
1207
1.10x60°B
n.a.
1.40@175
1
9 /
16
230
7¼
184
AFG90MDAQ
V1
1
10/1
2-3/4U
21844
31309
VR1-63
175
1207
n.a.
1.35x60°B
1.35x60°B
1.75@175
1
9 /
16
230
7¼
184
V1
4
10/2
2-3/4U
21844
31309