Exploded view of the EX series of boilers

Item Number Description Part Number Replacement Kit Numbers
10 Door 500-134 P-1209
20 Controller 500-044 P-242
30 Safety Ignition Module 500-105 P-270
40 Top panel 251-030 P-1227
50 Controller module chassis 251-042 P-1228
60 Gas valve relay 240-165 P-1233
70 Boiler pump relay 240-165 P-1233
80 Transformer 240-008 P-9059
90 Air pressure sensor (behind controller) 240-162 P-1210
100 Vessel high limit switch (behind controller) 240-030 P-9070
  Wiring harness (not shown)   P-1232

Exploded view of parts for IBC's EX 700 amd 800 models

Item Number Description Part Number Replacement Kit Number
150 Fan 240-156 P-1212
160 Fan gasket 255-126
170 Fuel mixer
180-254
180-255
180-256
180-257
P-1200 NG EX 700
P-1201 LP EX 700
P-1202 NG EX 850
P-1203 LP EX 850
180 Air filter compartment 500-136 P-1211
  Replacement air filters 180-126 P-381
190 Gas valve 500-147 P-1215
200 Gas line 190-201 P-1216
210 Heat exchanger gasket 255-125 P-1222
220 Refractory 255-123 P-1218
230 Burner 180-270 P-1224
240 Burner gasket 255-128 P-1223
250 Heat exchanger - 700 170-046 P-1230
  Heat exchanger - 850 170-047 P-1229
260 Boiler drain with cap 500-144 P-1220
270 Condensate trap 180-268 P-1221
280 Water pressure sensor 240-167 P-1231
290 Manual air vent 180-258 P-1219
300 Heat exchanger lid 170-049 P-1214
310 Sight glass kit 500-117 P-117
320 Ignitor 240-153 P-1213
  Ignitor cable 200-154 P-358

Exploded view of IBC's EX 700, 850 models showing sensors

Item Number Description Part Number Replacement Part Number
350 Low water cut-off probe 240-143 P-9078
360 Supply Water temperature sensor 240-159 P-1225
370 Tridicator - field installed 180-283 P-1234
380 Relief valve - field installed 180-279 P-1205
390 Air pressure sensor 240-132 P-361
400 Return water temperature 240-160 P-1226