Document DvJENjMQwOvmoX8OZXeaVyy1M

AMERICAN STANDARD 1-G ASI-983 1-G-E Standard gas boiler Empire gas boiler water only i series 20B ft 21B l-GS-4 to l-GS-10 Cast iron repair parts for this boiler will be discontinued by senes as follows. series 20B - Dec. 31. 1971 series 21B - Dec. 31. 1975 series 20B ft 21B l-GW-4 to l-GW-10 Jacket parts for this boiler are no longer available. Pictures are shown for identification purposes only. * r i 11701 71 Repoir port pr/ce for eoch port number /s ^ounb ot back of book. cat. no. description 1 assembling nipple, 3" bottom 2 assembling nipple, 4" top 3 tillei plate 4 cleanout cover plate tiont oi back btiner door frame: 5 4 section 6 5 section 7 6 section 8 7 section 9 8 section 10 9 section 11 10 section front or back buner door. 12 4 section 13 5 section 14 6 section 15 7 section 16 3 section 17 9 section 18 10 section. R.H. 19 10 section. L.H. __ 20 manifold bracket 21 manifold bracket cap manifold 22 4 section 23 5 section 24 6 section 25 7 section 26 3 section 27 9 section 28 10 section 29 main Darner orifice secondary an baffle, steel 30 4 section 31 5 section 32 6 section 33 7 section 34 3 section 35 9 section 36 10 section 37 pilot burner. 2D 11-8 part no. 3076 3077 2932 2933 2903 2904 2905 2906 2907 2908 2909 2911 2912 2913 2914 2915 2916 2912 2913 2938 2935 9197 9198 9199 9200 9201 9202 9203 7613 82710 82711 82712 82713 82714 82715 82716 6962 senes no. 20B&21B 20B&21B 20B&21B 20B&21B 20B&21B 20B&21B 20B&21B 20 & 21B 0 1 o 3-4 12 - 19 21 22- 28 R ft 29 30- 36 37 note, parts ^arkea vvitn <> used on FRONT and BACK of boiler series 17B. 20B & 21B. used on FRONT only of boiler senes 18B & 19B. specify type of gas 11702 c 38 39 40 41 wR. S'CJ 42 43 44 45 oXc 46 47 - 53 54 - 56 57 58 59 60 1-G standard & 1-G-E Empire gas boilers note: parts are used for 20B & 21B where series is not shown cat. no. description part no. series no. 38 pilot orifice for 2011 burner (Nat.) 39 pilot bracket, manual 40 V," M x '4" straight tubing connector 41 V," M x elbow tubing connector 42 V," union tubing connector 43 union elbow connector 44 V," M x V straight tubing connector 45 M x elbow tubing connector 46 tubing tee burner support: 47 4 section 48 5 section 49 6 section 50 7 section 51 8 section 52 9 section 53 10 section 54 burner, Nat., & Mixed gas 55 burner, Mfd. gas 56 burner, LP-gas 57 ribbon burner, Mfd. gas 58 mixing tube '59 art shutter. Nat., 8. Mixed, LP*gas, LP-air, and Mfd. ribbon burner 60 air shutter: Mfd. gas, drilled port burner 7644 83303 (Rev.) 5733 5728 5737 5729 5736 5726 7823 21B 20B&21B 20B&21B 20B&21B 20B8.21B 20B&21B 20B&21B 20B&21B 20B&21B 2924 2925 2926 2927 2928 2929 2930 2920 2919 2922 2923 2921 77965 79B46 20B121B 208&21B * specify type of gas Repair part ^t^eufa^ each part number is found at bach of boot 11703 73 Repoir part price for each part number it found ot bock of book. cat. no. description canopy, steel: 61 4 section 62 5 section 63 6 section 64 7 section 65 8 section 66 9 section 67 10 section draft hood: 68 6" diameter - 4 section 69 7" diameter - 5 section 70 8" diameter - 6 section 71 9" diameter - 7 & 8 section 72 10' diameter - 9 & 10 section 73 gauge and water column fitting manual shut-off valve, 74 size V," 75 size 1" 76 size l'.y 77 size 1'/," 78 size ?' pilot patrol filters. 79 4 & 5 section 80 6 to 10 section 81 pilot valve, Male * Male 82 pilot throttling valve, V Male x V." tubing connector 83 pilot throttling valve. M x 'y tubing connector 84 terminal block, 5 ooint part no. series no. 57236 57237 57238 82660 82661 82664 82667 5947 5948 5949 82672 82673 2937 5691 5696 5698 5700 5702 6138 6141 5674 5680 5683 5106 17B to 21B 17B to 21B 17B to 21B 20B1 21B 20B & 21B 20B4 21B 20B & 21B 20B & 2 IB 20B & 21B 20B & 21B 20B & 21B 20B & 21B 19B to 21B 20B & 21B 20B & 21B 20B & 21B 20B& 21B 208 & 21B 20B & 21B 20B& 21B 20B & 21B 20B & 21B 20B 6 21B 20B & 21B I74 11704 1-G standard & 1-G-E Empire gas boilers note: parts are used (or 20B & 21B where series is not shown cat. no. description pilot valve bracket: 85 Nat., Mixed & Mfd. gas 86 LP-gas, 6 to 10 section 87 LP-air 88 push button valve, V," Male x female, 6 to 10 section, LP-gas 89 vent tube with tip 90 vent tube clip 91 dram valve part no. series no. 82709 82705 82702 5677 9144 5639 5662 20B & 21B 20B& 21B 20B & 21B 20B4 21B 20B 4 21B 20B & 21B [. > sections cat. no. description 500 right hand end section 501 left hand end section 502 center section Note: Order sections by part number. part no. 4710 4715 4712 pattern ref. no. 4710 4715 4712 Repair porifpri^fior each part number is found at bock of book. 11705 75