Clearances - Dunkirk DCBF-100 Manual

4.3 Clearances

NOTE: Greater clearances for access should supersede
fire protection clearances.
Service Clearances
Left Side View of Boiler
Combustible Clearances
1 3/4 in
[45 mm
0 in /0 mm between Back of Unit and wall 0 in /0 mm between Back of Unit and wall
4 - LOCATING BOILER
TABLE 1: BOILER CLEARANCES
Dimension
Left Side
Right Side
Front
Back
Bottom
Combustion Air/Vent piping
Required distances measured from boiler jacket.
(1)
Service, proper operation clearance recommendation.
(2)
* Allowance for piping and venting not included.
100, 115,
165 & 205
125, & 150
23 ½ in
13 9/16 in
[597 mm]
[345 mm]
13.58 in /
345.00 mm
40 1/4 1/4 in
[1.02 m]
Minimum Clearance Minimum Clearance
17 3/4 in. [450 mm ] 17 3/4 in. [450 mm ]
From Front of Boiler From Front of Boiler
Back Back
0 in
[0 mm]
Top View Top View
Top View
1 3/4 in
[45 mm]
]
0 in
[0 mm]
Closet Installation
Combustible
Materials
(1)
Top
0" (0 cm)
1-3/4" (45 mm)
1-3/4" (45 mm)
0" (0 mm)
0" (0 mm)
0" (0 mm)
0" (0 mm)
12 in in 12
[305 mm] [305 mm]
1
3/4 in
[45 mm]
16
Manufacturer
Recommended for
Service
(1)(2)
8-5/8" (220 mm)
12" (305 mm)
1-3/4" (45 mm)
17-3/4"(450 mm)
0" (0 mm)
0"(0 mm)
6" (160 mm)
Front View of Boiler
8 5/8 in [220 mm]
17 3/4 in
[450 mm]
0
in
[0 mm]
17 3/4 in
[450 mm]
0
in
[0 mm]
Front View of Boiler
240013375 REV A, [07/01/2021]
1 3/4 3/4 in in 1
[45 mm] [45 mm]
1
3/4 in
[45 mm]