Weil-McLain WCR - Manual (Page 3)

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.