Section 1: ProFire Burner Parts CHAPTER 9
750-177 9-11
ITEM DESCRIPTION SIZE 1 SIZE 2 SIZE 3 SIZE 4
REQ PART NO. REQ PART NO. REQ PART NO. REQ PART NO.
1 BLAST TUBE WELDMENT 1 286-B-13 1 286-B-14 1 286-B-15 1 286-B-16
2 AIR BAFFLE 1 261-A-295 1 261-A-296 1 261-A-303 1 261-A-304
3 PILOT ACCESS COVER 1 19-1324 1 19-1325 1 19-1331 1 19-1339
4 RADIAL ORIFICE SPUD 6 42-A-11 10 42-A-11 12 42-A-11 14 42-A-13
5 PILOT ASSEMBLY 1 284-161 1 284-161 1 284-A-162 1 284-A-162
6 IGNITION CABLE 1 826-40 1 826-40 1 826-40 1 826-40
7 IGNITION CABLE PILOT
CONNECTOR
1 848-166 1 848-166 1 848-166 1 848-166
8 IINGITION CABLE STRAIN
RELIEF
1 848-1145 1 848-1145 1 848-1145 1 848-1145
9 INGITION CABLE
TRANSFORMER CONN.
1 848-157 1 848-157 1 848-157 1 848-157
10 BUTTERFLY VALVE 1 940-5300 1 940-5301 1 940-5302 1 940-5302
NS IGNITION TRANSFORMER 1 832-107 1 832-107 1 832-107 1 832-107
1
2
3
4
5
6
7
8
9
Figure 9-8. Blast Tube Assembly
10
NOTE:Burner size is shown on the nameplate. If necessary, size can also be
determined by measuring the oil gun nozzle and coupling length. (“B” figure 8-5)
• Size 1 = 23.0 in. • Size 2 = 24.5 in.
• Size 3 = 29.2 in. • Size 4 = 37.0 in.