FRANCO BELGE 921 15 02, Technical Manual

Page: 19 / 32

1. Description
1.1. Optional equipment
- Summer wood grate.
- Summer coal grate.
- White or amber color cover (“Grillon” only).
1.2. Technical details
Model . . . . . . . . . . . . . . . . . . . . . . . . . . . 921 15 02 . 921 22 02 . . 921 29 02 . 921 29 03
Total heat output BTU/hr
(with dry seasoned wood)
* . . . . . . . . . . . . . . . . . . 39,000 . . . 57,000 . . . . 77,000 . . . 77,000
Average heat radiated BTU/hr . . . . . . . . . . . . . . 3,000 . . . . . 3,900 . . . . 4,200 . . . . . -
Dimensions :
Width . . . . . . . . . . . . . . . . . . . . .
mm . . . . 330 . . . . . 450 . . . . . . 500 . . . . 500
Depth . . . . . . . . . . . . . . . . . . . . . mm . . . . 630 . . . . . 750 . . . . . . 810 . . . . 810
Height . . . . . . . . . . . . . . . . . . . . mm . . . . 800 . . . . . 800 . . . . . . 800 . . . . 800
Firebox Size
Width . . . . . . . . . . . . . . . . . . . . .
mm . . . . 250 . . . . . 350 . . . . . . 425 . . . . 424
Depth . . . . . . . . . . . . . . . . . . . . . mm . . . . 250 . . . . . 320 . . . . . . 350 . . . . 350
Height . . . . . . . . . . . . . . . . . . . . mm . . . . 430 . . . . . 430 . . . . . . 430 . . . . 430
Flue outlet O/D ** . . . . . . . . . . . . . . mm . . . . 139 . . . . . 153 . . . . . . 153 . . . . 153
Distance from Floor to Centre of Rear Flue Outlet
. . . . . . . . . . . . . . . . . . . . . . . . mm . . . . 685 . . . . . 685 . . . . . . 685 . . . . . -
Capacity of Water Jacket . . . . . . . . . . . . . . . 4,5 gals/21 l . 5,5 gals/25 l 6,5 gals/30 l 6,5 gals/30 l
Weight Packed . . . . . . . . . . . . . . . . . lbs . . . . 320 . . . . . 410 . . . . . . 500 . . . . 500
. . . . . . . . . . . . . . . . . . . . . . . . Kgs . . . . 145 . . . . . 186 . . . . . . 227 . . . . 227
Ref. A B C Ø D E G H
921 15 02 330 630 90 139 110 120 110
921 22 02 430 750 140 153 160 180 120
921 29 02 500 810 178 153 198 250 120
Figure 1 - Dimensions in mm
J - Rear flue outlet (except ref. 921.29.03)
K - Flow Ø 1 1/2" BSP (40x49) L - Return Ø 1 1/2" BSP (40x49)
* When burning solid-fuel, the outputs quoted will be increased by approximately 25 %. - ** A draught control box is
supplied as standard to fit to the top flue outlet collar. The I/D of the top section of the control box is 210 mm.
Document n° 343-4EN ~ 10/11/1998
Grillon - Buchère Solid fuel boilers 921 series
Technical manual 19