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Burner Specification & Data sheet — Power Flame Gas/Oil Burners — Model WCR
3
Part No. 550-142-029/0508
Burner specifications and settings
  (continued)
Gas train components and flame safeguards
Table 2 
Boiler 
Model 
Number
Pressure 
Drop Thru 
Gas Train 
Inches 
W.C.
Manifold 
Pressure 
Inches 
W.C.*
Gas Pressure 
Required At Gas 
Control Inlet 
Inches W.C.*
Initial Low Fire 
Damper Setting 
Inches
Oil Nozzle
(One Per Unit)
Oil Pressures 
Psig
Fuel Unit Data Burner-
Motor Driven 
3450 Rpm
Min
Max
Top
Bottom
Gph @ 
100 
Psig
Bypass 
Oil 
System
Brand**
Type
Spray 
Angle
Pump 
Capacity 
Psig
High Fire 
Pump 
Pressure
Approximate Return 
Psig
Type
Gear 
Gph
High Fire Low Fire
488R
2.20
2.10
4.10
14.00
M\,
M\,
4.50
No
Delavan
Solid
80°
300
295
—
100-150 B2TA-8850-4
37
488
2.20
2.10
4.30
14.00
M\,
M\,
4.50
No
Delavan
Solid
80°
300
300
—
100-150 B2TA-8850-4
37
588
1.80
2.60
4.40
14.00
1
1
5.50
No
Delavan
Solid
80°
300
300
—
100-150 B2TA-8850-4
37
688
2.70
1.70
4.40
14.00
C\,
C\,
7.00
No
Delavan
Solid
80°
300
300
183
100-150 B2TA-8851-4
43
788
2.50
2.30
4.80
14.00
C\,
C\,
8.50
No
Delavan
Solid
70°
300
300
195
100-150 B2TA-8851-4
43
888
3.90
1.20
5.10
14.00
C\,
C\,
9.50
No
Delavan
Solid
70°***
300
300
210
100-150 B2GA-8852
43
988R
4.60
1.60
6.20
14.00
C\,
C\,
10.00
No
Monarch
PLP
60°
300
300
110
80-100
B2GA-8852
47
988
4.50
1.90
6.40
14.00
C\,
C\,
11.00
No
Delavan
Solid
70°***
300
280
135
80-100
B2GA-8852
47
1088R
4.90
2.00
6.90
14.00
C\,
C\,
12.00
No
Monarch
PLP
60°
300
290
140
80-100
B2GA-8852
47
1088
4.00
2.30
6.30
14.00
C\,
C\,
16.00
Yes
Del. Variflo
BPS
80°
300
225
150
100-150
22R322D
105
1188
3.30
2.10
5.40
14.00
C\,
C\, 
(fixed)
14.00
Yes
Del. Variflo
BPS
80°
300
295
140
50-108
22R322D
105
1288
4.10
2.50
6.50
14.00
C\,
C\, 
(fixed)
16.00
Yes
Del. Variflo
BPS
80°
300
290
133
50-110
22R322D
105
1388
3.50
2.70
6.20
27.70
C\,
C\,
18.00
Yes
Del. Variflo
BPS
80°
300
244
166
60-108
22R322D
105
1488
4.70
3.60
8.20
27.70
Z\v
Z\v
20.00
Yes
Del. Variflo
BPS
80°
300
280
180
100-150
22R623D
105
1588
5.30
3.90
9.20
27.70
Z\v
Z\v
22.00
Yes
Del. Variflo
BPS
60°
300
290
165
100-150
22R623D
105
1688R
5.80
4.10
10.50
27.70
Z\v
Z\v
22.00
Yes
Del. Variflo
BPS
60°
300
295
175
100-150
22R623D
135
1688
6.20
4.40
10.50
27.70
Z\v
Z\v
22.00
Yes
Del. Variflo
BPS
60°
300
295
155
100-150
22R623D
135
1788
6.50
2.80
9.30
27.70
Z\v
Z\v
24.00
Yes
Hago
BPS
60°
300
300
165
100-150
22R623D
135
1888
7.10
3.20
10.30
27.70
Z\v
Z\v
26.00
Yes
Hago
BPS
60°
300
300
175
100-150
22R623D
135
*      Gas pressure shown are for standard gas train arrangement            **    Primary manufacturer. For alternate nozzles, contact Power-Flame
***  70° spray angle standard, 60° or 80° approved and available upon request
Standard Gas Control Components And Sizes In Inches
Boiler Model 
Number
Manual Hand 
Valve
Low Gas 
Pressure 
Switch
Gas 
Pressure 
Regulator
Combination 
Gas Valve And 
Regulator
Motorized 
Operating 
Gas Valve
Motorized Operating 
Gas Valve
(With Proof Of Closure)
Safety 
Gas Valve
Manual 
Checking 
Gas Valve
High 
Gas Pressure 
Switch
488R-488
1Z\v
Optional
Optional
1Z\v
Optional
Optional
1Z\v
1Z\v
Optional
588
1Z\v
Optional
Optional
1Z\v
Optional
Optional
1Z\v
1Z\v
Optional
688
1Z\v
Optional
Optional
1Z\v
1Z\v
Optional
*
1Z\v
Optional
788
1Z\x
Optional
Optional
1Z\x
1Z\x
Optional
*
1Z\x
Optional
888
2
Optional
Optional
1Z\x
1Z\x
Optional
*
1Z\x
Optional
988R
2
Optional
2
—
1Z\x
Optional
1Z\x
1Z\x
Optional
988-1088R
2
Standard
2
—
2
Optional
1Z\x
1Z\x
Standard
1088
2
Standard
2
—
2
Optional
2
2
Standard
1188-1588
2
Standard
2
—
2
Optional
2
2
Standard
1688R-1888
2
Standard
2
—
—
2
2
2
Standard
* Combination operating gas valve and regulator also serves as safety gas valve.
Light Oil Control Systems:
17. 
FALFS
 
On-off operation, fixed air, reduced fuel low fire start, high fire run.  Single-
position air, two-position oil.
OO
 
On-off operation, low fire start, high fire run.  Single-position air, single-position 
oil.
LHO
 
On-off operation, low fire start, high fire run.  Two-position air, two-position oil.  
Fixed damper pre-purge on 488-1288, open damper pre-purge on 1388-1888.
LHL
 
Low-high-low-off firing conditions.  Two-position air, two-position oil.  Fixed 
damper pre-purge on 488-1288. Open damper pre-purge on 1388-1888.
MOD
 
On-off operation, with proven low fire start and full modulating firing condi-
tions.  Proportional motor drives fuel metering valve and combustion air damper 
according to the firing conditions.  Fixed damper pre-purge on 488-1088R, open 
damper pre-purge on 1088-1888.
Gas/Light Oil Control Systems:
18. 
OO/FALFS
  Combines  gas  and  light  oil  characteristics 
listed above.
OO/OO
 
Combines  gas  and  light  oil  characteristics 
listed above.
LHO/LHO
  Combines  gas  and  light  oil  characteristics 
listed  above.    Open  damper  pre-purge  on 
1388-1888.
LHL/LHL
  Combines  gas  and  light  oil  characteristics 
listed  above.    Open  damper  pre-purge  on 
1388-1888.
MOD/MOD
  Combines  gas  and  light  oil  characteristics 
listed  above.    Open  damper  pre-purge  on 
1388-1888.