S E P / 0 2 / 2 0 0 8 / T U E 0 8 : 1 7 A M UTC TECH PUB FAX No, 317 240 5662 ^/ MODEL Inst^llatioiii Instructions SERIES g GAS FIRED WATER OR STEAM BOILER I A. G. A. APPROVED note;: 39234D3 10/5/64 these [HSTRUCTI ONS MUSTPE LEFT ON OR NEAR THE BOILER. The Model 234 is a low pressure, sectional, cast iron water and steam boiler, approved by A.G.A. for use with natural, manufactured and propane gases.
SEP/02/2008/TUE 08:17 UTC TECH PUB FAX No, 31 7 240 5662 P, 002 RATINGS AND CAPACITIES \ A,G,A, RATINGS Boiler Net Output Gross Input BTUH Boiler Water Approx. G,r05.5 Output Type Sixie Nat&Mfd Capacit.y in Sh ipping Nqt^Mfd Nat&MfdpTOpqne Propane Propane BTUH Sq.;Ft, Sq. Ft/ BTUH Sq. Ft: BTUH Sq. Ft. Galfoas Weight BTUH , "i 3 PW 90,000 85,000 72,000 5.0 277 ■■■ '#P'; 6s,ooo:■ 453''- 54;00.0 360 ^ 51,000. 340 ’ .88,000. 75/000' 500 66,000 440 PW 125,000 ■ 340 n0;00:o 100,000’^^67? 587 \ 4.
SEP/02/2008/TUE 08:17 AM UTC TECH PUB FAX No. 317 240 5662 P. 003 F-‘£“ N,P.T, TAPPING (NEAR SIDE) H-a“N.PT TAPPING (FAR SIDE) OPTIONAL ENCLOSURE G-£"N.P.T TAPPINQ '(NEAR SIDE) J- £"N.RT, TAPPING ( FAR SIDE) r Model Size Type 234-3GW 234-4GW 234-5GW 234-6GW 234-7GW A 9-3/4 12-5/8 15-1/2 18.
UTC TECH PUB SEP/02/2008/TUE 08:18 FAX No, 317 240 5662 ■) F“e"N,RI TAPPING (NEAR SIDE ) H“ Z" N,RT TAPPING (FAR SIDE) G- 2" N.PT TAPPING (NEAR SIDE) J- £" N*RT. TAPPING (FAR SIDE) Modd B Size & A Type 23.4-5PW 15-1/2 50-9/16 234-6PW 18-3/8 53-5/16 234-7PW 21-1/4 53-5/16 234-4CW 15-1/2 50-9/16 .. :234i'5CW.
S E P / 0 2 / 2 0 0 8 / T U E 0 8 : 1 8 A M UTC TECH PUB Model SizeSt Type 234-3S A 9-3/4 B C FAX No, 317 240 5662 P 46^9/16 13-3/4 E 5 8-5/8 F G open open H J plugged plugged P. 005 Gas Inlet Size Nat Mfd Propane Mfd D5 D2 D4&D5 1/2 1/2 1/2 1/2 O F- 2”N.RT. TAPPING (NEAR SIDE) OPTIONAL ENCLOSURE r N.RT* TAPPING ( FAR SIDE ) G“ 2" N,RT TAPPING (NEAR SIDE) J- 2" N. P.
SEP/02/2008/TUE 08:18 ni N o , 3 1 7 2 4 0 5 6 6 2 UTC TECH PUB LOCATING THE UNIT Consult local building codes or ordinances that may apply. 1. The boiler should be installed on a level founda tion. Metal shims may be used to level if required. Locate boiler near gas vent or chimney. 2. Combustible Floors - When the boiler is installed on a combustible floor it is necessary to ¡nsulote the floor» Bryqnt supplies, as optional equipment, □ combustible floor installation kit.
SEP/02/2008/TUE 08:18 UTC TECH PUB FAX Mo. 31 7 240 5662 _plied sparingly and only to the male threads of the Joints. Consult local supplier for type of compound to he used. The manual gas shut-off valve should be approxi mately 5 feet above the floor. Install the valve so that the 1/8 " tapping used to connect the pilot gas supply line is located on the inlet (supply) side* P.
SEP/02/2008/TUE 08:18 UTC TECH PUB STÁRT-.UP AND ADJUSTMENT Check to be sure that all connections have been made. Before attempting any operation, fill the system with water. Never light a burner under an empty boiler. After filling system with water, bleed all air from the radiators. Add water and bleed again. Repeat as necessary until system is free of air. Open all valves on water supply and- return lines.
SEP/02/2008/TUE 08:19 AM UTC TECH PUB FAX No. 31 7 240 5662 J'urthex change in gas xate can be accomplished if necessary by changing the fiired orifice to the burners* Propane Gas: Propane gas units axe not equipped with gas pressure regulators. Burner orifices are sized to give the rated input at a manifold pressure of 11" w.c. The only check for rated input is the manifold.pressure. CHECK CONTROLS Bryant Gas Control Valve: If not already checked when .
S E P / 0 2 / 2 0 0 8 / T U E 0 8 : 1 9 A M UTC TECH PUB FAX No, 317 240 5662 GAS PRESSURE REGULATOR The gas pressure regulator, provided with all units except those using LP Gas, is of the adjustable spring loaded type. It functions to give a constant gas pressure to the burners during all main line gas pressure fluctuations. This regulator is factory adjusted to produce 3" manifold pressure.
S E P / 0 2 / 2 0 0 8 / T U E 0 8 : 1 9 A M UTC TECH PUB FAK No, 31 7 240 5662 P. 01 PRESSURE LIMIT CONTROL (St0am Boilers Only) 'This control will shnt off the gas supply to the bur ners in the event that the steam pressure in the boiler reaches the *'cut-out” setting. It will also permit gas flow to the burners when the steam pres sure drops to the “cuHn"* setting. The range be tween these two settings is called the *'differen tial”.
SEP/02/2008/TUE 08:20 AM UTC TECH PUB FAX No, 317 240 5662 CLEANING STEAM BOILERS Caution: The boiler should not be left unattended d u r i n g the cleqn-out process. 1, Skimming off Impurities Some of the impurities in the boiler water will float on the water .and must be skimmed off. Run a tem porary connection from the skimmer tee.
SEP/02/2008/TUE 08:20 UTC TECH PUB 1.81 7 240 5662 7 018 CARE AND MAINTENANCE ^Flye Pqssqgei: FJue passages between sections should be examined yearly and cleaned as required. Boiler Controls: Check all boiler controls for proper operation at the start of each heating season. If boiler is operated year-roundj check controls at least every six months.
SEP/02/2008/TUE 08:20 UTC TECH PUB FAX No. 817 240 5662 3 E s 'e I- lE 3 oìt оCilk-J J § ^$ß 22 g (A tn eoo ооо с f“ f“ 'Ч- Ю fN а .û а i....
SEP/02/2008/TUE 08:20 UTC TECH PUB P.015 FAX Ho. 317 240 5662 WATER BOILER WIRING ROOM THERMOSTAT .55 AMP. HEAT ANTICIPATOR. LIMIT L |0. ■ 4___22_^ „ RELAY 3 : 1 CIRCULATOR j' 1 n TRANS. I PR! J BRYANT yALVE;,:vh, [¡/.'li..
SEP/02/2008/TUE 08:20 FAX No, 317 240 5662 UTC TECH PUB P.
