Slant/Fin CONCEPT 21 CB-135 Replacement Parts List

CONCEPT 21
BOILER REPLACEMENT PARTS LIST
When ordering replacement parts, specify the boiler model number, serial number and gas by name (natural or
propane). For replacement parts, heating contractors should contact their Slant/Fin boiler distributor.
Ref Description
1 Gas Valve-RS7200 Dern
2 Combustion Blower
3† Electronic Control-U.T.1013-12
4 Circulator Pump-Taco 007
4A Circulator Pump-Grundfos UP15-42F
4B Circulator Pump-B&G NRF-22
5 Air Press. Switch (Standard, .12" set)
5A Air Press. Switch (Cat. I, .50" set)
6 24 Volt Transformer
7 Water High Limit
8 High Limit Well
9 Secondary High Limit (optional)
10 Temperature/Pressure Gauge
11 Pressure Relief Valve (30 psi)
12 Automatic Air Vent
13 Blower Connector Hose
14* Hot Surface Ignitor
14A* Hot Surface Ignitor Hold-down
14B* Ignitor Guide Assembly
14C* Ignitor Perforated Shield
15 Flame Detector
15A Flame Detector Bracket
15B Flame Detector Seal
16 Silicone Tubing 1/8" I.D. x 26" long
19 Thermostat Terminal Block
20 Water Outlet Manifold
21 Air Pressure Service Fitting
22 Gas Pressure Service Fitting
23 Clear Tubing 1/8" I.D. x 8" long
24 Clear Tubing 3/16" I.D. x 8" long
28 Flame Sensor Harness
29 Safety Circuit 9 Pin Harness
30 Power Supply Harness
31 Circulator Board Harness
32 Circulator External Harness
33 Air Filter Box Assembly
34 Air Filter 10" x 12"
*Special Note on Reference Item #14: This Hot Surface Ignitor part number is only for use with Concept 21 boilers which incorporate an
†For replacing the Ram Electronics control on older model boilers, contact Slant/Fin Technical Service Department for the U.T. 1013-12
control kit available.
This parts list must be left with owner, hung on or adjacent to
the boiler. Owner should retain parts list for future reference.
™
910373061
660510350
660501
660439
660598026
air-cooled ignitor guide and perforated shield. Refer to identification label above ignitor on boiler.
CB SERIES
Gas-fired • Sealed Combustion
Cast-iron • Hot water boilers
CB-45 CB-90
660520 660520
660527 660527
660589 660589
660561 660561
660562 660562
660564 660564
651302 651302
660591 660591
660528 660528
410699 410699
660507 660507
660524 660524
910373061
650550 650550
410547 410547
66051045
660720 660720
660276 660276
665038 665038
660721 660721
660501
660161 660161
660439
660598026
660523 660523
660005 660005
660529 660529
660530 660530
660531 660531
660532 660532
660660 660660
660650 660650
660652 660652
660653 660653
660655 660655
665007 665007
660515 660515
CB-135 CB-180
660520 660520
660527 660527
660589 660589
660561 660561
660562 660562
660564 660564
651302 651302
660591 660591
660528 660528
410699 410699
660507 660507
660524 660524
910373061 910373061
650550 650550
410547 410547
660510525 660510625
660720 660720
660276 660276
665038 665038
660721 660721
660501 660501
660161 660161
660439 660439
660598026 660598026
660523 660523
660005 660005
660529 660529
660530 660530
660531 660531
660532 660532
660660 660660
660650 660650
660652 660652
660653 660653
660655 660655
665007 665007
660515 660515
PUBLICATION CB-10PL
Part No. 66-1003
Rev. G