UB90-50/75/100 Series 4 Models UB90-50 UB90-75 UB90-100 GAS-FIRED, DIRECT VENT, CONDENSING, HOT WATER BOILER PARTS, KITS AND OPTIONAL ACCESSORIES Ordering Instructions Order Parts through your nearest supplier. When ordering parts, obtain Model Number and Serial Number from data plate on your boiler. Include following information when ordering. Part Number Part Description Boiler Model Number Boiler Serial Number Manufactured by: ECR International, Inc.
REPAIR PARTS Jacket and Base Assembly 1 9 13 10 12 2 11 14 8 3 7 4 6 5 2
REPAIR PARTS Jacket And Base Assembly KEY # DESCRIPTION QUANTITY ITEM NUMBER 109008720AD 1 BACK PANEL 1 2 RACO 232 4x4x2⅛ BOX 1 14631316 3 COVER PLATE BLANK 4" SQUARE 1 212000009 4 RIGHT PANEL 1 109008718AD 5 CO-2366 GLIDE 4 14631091 6 1 550002650 7 1 109008717AD REPLACEMENT BASE ASSEMBLY (Includes item 5) FRONT PANEL 8 DOOR PULL 9 LEFT PANEL 10 CONTROL PANEL 11 120VAC/24VAC 40VA TRANSFORMER 12 UT CONTROL 13 TOP PANEL 14 HYDROLEVEL CONTROL ‡ TACO CIRCULATING PUMP ‡ GRUNDFOS CIRC
REPAIR PARTS Boiler Block and Piping Assembly 1 2 3 30 4 5 29 6 28 7 14 8 16 25 9 24 10 23 22 11 21 20 17 18 17 12a 16 15 13 14 4 12b
REPAIR PARTS Boiler Block and Piping Assembly KEY # 550002627 INCLUDES ITEMS LISTED HERE ITEM NUMBER DESCRIPTION KIT BLOCK REPLACEMENT QTY 11 550002627 5 14607202 NPL,3/4X4½,BI,STD 1 2 6 14695802 SCR,8-32 X 3/16,RH,ALH,CAP 2 7 14631000 SWITCH CASTING TEMP Q90 36T26-42930 300 1 10 14631005 FITTING, 125HBL-4-21/8" X 1/4" BR.
REPAIR PARTS Mixer and Air Pressure Switch Assembly 28 27 15 26 25 12 13 29 1 24 2 3 22 12 4 14 21 5 6 18 7 17 20 8 9 10 15 12 13 13 11 29 15A 12 KEY # DESCRIPTION QUANTITY ITEM NUMBER 1 BURNER GASKET 1 14631023 2 BURNER KIT, 90-50/75/100 NAT/LP, 0’-10,000’ (Contains: 1, 2, 4, ) 1 550002632 RESTRICTOR PLATE 90-50 1 109006405 RESTRICTOR PLATE 90-75 NATURAL GAS 1 109006406 RESTRICTOR PLATE 90-75 PROPANE 1 109009107 RESTRICTOR PLATE 90-100 1 109009105 3 6
MIXER AND AIR PRESSURE SWITCH ASSEMBLY - CONTINUED KEY # DESCRIPTION QUANTITY ITEM NUMBER 4 MIXER GASKET 1 14631025 5 ¼”-20 HEX NUT W/SERRATED WASHER HEAD 5 14695810 6 MIXER CASTING MACHINED 1 12101008 7 8 2”´x 1½” FLEXIBLE COUPLING 1 14631311 90-100 AIR BAFFLE 1.00" DISC 1 109008977 90-75 AIR BAFFLE 1.17" DISC 1 109008915 90-50 AIR BAFFLE 1.
REPAIR PARTS Flue Adapter and Exhaust Assembly 1 17 2 3 16 4 5 14 13 15 6 9 12 11 7 8 9 10 8
REPAIR PARTS Flue Adapter and Exhaust Assembly KEY # Kit 550002628 Includes DESCRIPTION QTY.
REPAIR PARTS Condensate Drain Trap Assembly 1 2 4 3 KEY # 1 2 3 4 DESCRIPTION 59020 TUBE, VINYL, 5/8” ID x 13/16” OD 57134 ¾” SNAP GRIP CLAMP CONDENSATE TRAP ASSEMBLY TUBE 1/2" ID EPDM60 WITH CLAMPS 10 QUANTITY 9.
REPAIR PARTS Wiring Harness DESCRIPTION WIRING HARNESS Q90-100 WIRING HARNESS Q90-50, Q90-75 11 QUANTITY ITEM NUMBER 1 1 240010102 240010101
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