Crown Boiler CHB68-112 Furnace User Manual


 
Model
Heat Input Rate (BTUH):
140000 * 119,000 105,000 84,000
Nominal Thermal Efficiency (%):
Minimum Heating Capacity (BTUH):
114000 * 98,000 87,000 70,000
Nominal Temp. Rise (deg. F.):
Minimum AFUE Rating (%):
Gross Heat Exchange Area (sq. ft.) ** :
Casing Height (in.):
Casing Width (in):
Casing Depth (in.):
Nominal Flue Outlet Dia. (in.):
Supply Air Outlet Size (in. x in.):
Return Air Inlet Size (in. x in.):
Approx. Shipping Weight (lb.):
Electrical Requirements (VAC/Hz/Ph):
Total Current (Amps.):
Max. Fuse Size (Amps.):
Blower Specifications:
Blower Motor Size (HP):
Motor Type & Number of Speeds:
High Speed Airflow (SCFM) @ 0.4 in.
W.G. External Static Pressure:
Air Tube Length (in.):
Burner Head Type:
Fuel Type:
Nozzle Rating for Beckett AF (GPH):
1.00 0.85 0.75 0.60
Nozzle Rating for Beckett NX (GPH):
0.85 0.65 0.60 0.50
Nozzle Rating for Carlin EZ-1HP (GPH):
0.85 0.75 0.65 0.50
Nozzle Rating for Riello 40-F3 (GPH):
0.90 0.80 0.70 0.55
Spray Angle (Deg.) *** :
Spray Pattern ***:
Oil Pump Pressure (PSIG) *** :
Ignition Control Type:
Pre/Post Purge Feature(s):
Automatic Oil Solenoid Valve:
Combustion Chamber Type:
Clearances to Combustible Materials
(Minimums)
Sides (in.):
Top (in.):
Front (in.) ** :
Rear (in.):
Flue/Vent Pipe (in.):
Supply Plenum Surfaces (in.):
* with Riello 40-F3 burner the maximum heat input rate is 133,000 BTUH. The corresponding heating
capacity will be approx. 109,000 BTUH.
** for front flue model / for rear flue model
*** with Beckett AF burner / with Beckett NX burner / with Carlin EZ-1HP burner / with Riello 40-F3 burner
Burner Specifications:
None
9
Riello pressure atomizing type, Model 40-F3 (Alternate)
Preformed, refractory (ceramic fiber matrix material)
5.875, effective
Fixed, flame retention
# 2 distillate (domestic heating oil)
Hollow / Semi Solid / Hollow / Hollow
130 / 150 / 140 / 150
80 / 60 / 60 / 60
84.2
Interrupted, Direct Spark
None
15
R.W. Beckett pressure atomizing type, Model AF (Standard)
R.W. Beckett pressure atomizing type, Model NX (Alternate)
Carlin Combustion pressure atomizing type, Model EZ-1HP (Alternate)
Directly-driven, DWDI, FC centrifugal, w/ 10 in. dia. wheel
3
3
3
8 (front flue) / 3 (rear flue)
3
Crown Furnace Oil-Fired Lowboy Furnace Specifications
41.5
Air Filter Quantity & Size (in. x in.):
CLBF 68-112 (Front Flue) or CLBR 68-112 (Rear Flue)
27.8 (front flue) / 30.0 (rear flue)
37.5 (front flue opens upward)
Height from Floor to Center of Flue (in.):
47
6
20 x 20
85
82.0
120 / 60 / 1
10.2 (w/ R.W. Beckett oil burner)
300
31 (rear flue exits horizontally rearward)
22.25
20 x 12.5
two, 10 x 20 ea.
Permanent split capacitor, 4
1/2
1400
44