Unigas PBY1025 Manual Of Installation - Use - Maintenance page 8

Overall dimensions (mm)
A(*S) A(*L) AA AD
PBY1025 1784 1980 377 25
PBY1030 1761 2006 377 25
PBY1040 1769 1988 377 25
*S = measure referred to burner fitted with standard blast tube
*L = measure referred to burner fitted with extended blast tube
PBY1030/1040: It is necessary to place a counterflange between the burner and the boiler.
AH AI AM B(*S) B(*L) BB C
304 404 335 376 572 641 1408 680 1312 680 632 472 522 660 815 M16 651 460 460
138 608 589 353 598 657 1408 680 1312 680 632 633 524 660 815 M16
138 608 589 361 580 657 1408 680 1312 680 632 671 731 660 815 M16
CC D E F G H K
Reccomended counterflange
Burner flange
Boiler recommended drilling
template (PBY1025)
L M N O P PP QQ RR
x x 265
x 460 460 800 900 265
x 460 800 800 900 265
(PBY1030/1040)
Boiler recommended drilling
template (PBY1030/1040)
SS T W Y Z
80 49 1145 379 330
80 49 1145 400 330
80 49 1145 400 330