Unpacking Boiler - Burnham Apex APX399 Installation, Operating And Service Instructions

I. Product Description, Specifications and Dimensional Data
Table 2a: rating Data - Models aPX399, aPX500 and aPX800 (0 to 5000 Feet Elevation above Sea Level)
input (MBH)
Model
number
Min. Max.
APX399 80 399
APX500 100 500
APX800 160 800
notes: * Gross Output
Maximum Allowable Working Pressure, Water - 160 PSI
Safety Relief Valve Pressure, Water - 50 PSI Shipped from Factory (std.) (APX399 and APX500); 60 PSI Shipped from
Factory (std.) (APX800); 80 PSI and 100 PSI - optional (APX399, APX500 and APX800)
Maximum Allowable Temperature, Water - 210°F
APX399 and APX500 Boiler models are factory shipped as Natural Gas builds and have to be field adjusted for LP
gas application. Refer to 'System Start- Up Section of this manual for detailed procedure.
APX800 Boiler Model is factory shipped as either Natural Gas build or LP gas build.
Ratings shown are for installations at sea level and elevations up to 2000 Feet. For elevations above 2000 Feet,
ratings should be reduced at the rate of two and half percent (2.5%) for each 1000 Feet above sea level.
Table 2B: rating Data - Models aPX399, aPX500 and aPX800 (5001 to 10000 Feet Elevation above Sea Level)
input (MBH)
Model
number
Min. Max.
APX399 80 399
APX500 167 500
APX800 267 800
notes: * Gross Output
Maximum Allowable Working Pressure, Water - 160 PSI
Safety Relief Valve Pressure, Water - 50 PSI Shipped from Factory (std.) (APX399 and APX500); 60 PSI Shipped from
Factory (std.) (APX800); 80 PSI and 100 PSI - optional (APX399, APX500 and APX800)
Maximum Allowable Temperature, Water - 210°F
APX399 and APX500 Boiler models are factory shipped as Natural Gas builds and have to be field adjusted for LP
gas application. Refer to 'System Start- Up Section of this manual for detailed procedure.
APX800 Boiler Model is factory shipped as either Natural Gas build or LP gas build.
Ratings shown are for installations at sea level and elevations up to 2000 Feet. For elevations above 2000 Feet,
ratings should be reduced at the rate of two and half percent (2.5%) for each 1000 Feet above sea level.
ii. Unpacking Boiler
CaUTiOn
Do not drop boiler.
A.
Move boiler to approximate installed position.
B.
Remove all crate fasteners.
C.
Lift and remove outside container.
10
net aHri
* Output
ratings Water
(MBH)
(MBH)
375 326
475 413
760 661
net aHri
* Output
ratings
(MBH)
Water (MBH)
375 328
475 413
760 661
apex Series gas-Fired Boilers
Thermal
Combustion
Efficiency
Efficiency (%)
(%)
94.1 94.5
95.0 95.0
95.0 93.0
apex Series gas-Fired Boilers
Thermal
Combustion
Efficiency
Efficiency (%)
(%)
94.1 94.5
95.0 95.0
95.0 93.0
D.
Remove boiler from cardboard positioning sleeve on
shipping skid.
installation of this boiler should be undertaken
only by trained and skilled personnel from a
qualified service agency.
E.
Move boiler to its permanent location.
(continued)
Heat Transfer
Boiler Water
Volume (gal.)
(Sq. Ft.)
3.4
4.2
5.0
Heat Transfer
Boiler Water
area
Volume
(gal.)
(Sq. Ft.)
3.4
4.2
5.0
Warning
area
41.8
50.8
65.3
41.8
50.8
65.3