Replacement Parts
BTC 439011301 A | 06.2021
Bosch Thermotechnology Corp.
6
Pos. Description Ordering no.
Distributor
Recommended
Stock
Contractor
Recommended
Stock
Remarks
300 High limit switch 7738007275
301 Elbow, Supply 7738007276
302 Heating Return Sensor 7738007277
303 HX connection pipe 7738007278
304 supply pipe 1 7738007279
305 Return Connector 7738007280
306 Pipe, Return 7738007281
307 Air vent 7738007282
308 Pump 7738007283
309 Return Valve Assembly 7738007284
310 Pipe, Feed outlet 7738007285
311 Pipe, Feed inlet 7738007286
312 Valve, Manual feed 7738007287
313 Nipple, Boiler return 7738007288
314 Flow Switch 7738007289
315 nipple, dhw inlet 7738007290
316 nipple, dhw outlet 7738007291
317 Pipe, DHW 7738007292
318 Nipple, Heating Supply/Return 7738007293
319 supply pipe 2 7738007294
320 DHW Sensor 7738007295
321 Valve, Diverter 7738007296
322 Pressure sensor 7738007297
323 Pipe, dhw inlet 7738007298
324 HX, Flate Plate 7738007299
325 Pipe, Circulation 7738007300
326 Connector, HX Flat Plate 7738007301
327 O-ring Kit 7738007302
328 Screw/Packing/Clip Kit 7738007303
540 Back up ring (Φ18.6) avail in kit only, item 327 for individual pieces, source locally
541 P16 Back Up Ring avail in kit only, item 327 for individual pieces, source locally
542 P18 Back Up Ring avail in kit only, item 327 for individual pieces, source locally
543 P14 Back Up Ring avail in kit only, item 327 for individual pieces, source locally
544 P6 Back Up Ring avail in kit only, item 327 for individual pieces, source locally
545 P16 O-ring avail in kit only, item 327 for individual pieces, source locally
546 O-ring (pump) avail in kit only, item 327 for individual pieces, source locally
547 P18 O-ring avail in kit only, item 327 for individual pieces, source locally
548 O-ring avail in kit only, item 327 for individual pieces, source locally
549 Overheat prevent sensor b/k if needed, replace item 300 not available separately
550 P18 Fixing Clip avail in kit only, item 328 for individual pieces, source locally
551 Plate to Plate HEX avail in kit only, item 328 for individual pieces, source locally
552 P14 Fixing Clip avail in kit only, item 328 for individual pieces, source locally
553 P6 Fixing Clip avail in kit only, item 328 for individual pieces, sou rce locally
554 Pump Fixing Clip avail in kit only, item 328 for individual pieces, source locally
555 Clip, Joint (16A) avail in kit only, item 328 for individual pieces, source locally
556 P22 Back Up Ring avail in kit only, item 327 for individual pieces, source locally
557 P22 Fixing Clip avail in kit only, item 327 for individual pieces, source locally
558 Return Body Connector if needed, replace item 309 not available separately
Singular 4000 | Singular 5200
Water Parts