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Installation, Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 • Issue 02/2004

Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de

Parts List

Table 19 Gas valve VR8304

Gas Valve VR8304 (Fig. 45)

Item.

No.

Part description

Buderus

Part number

Model 37

Quantity

Model 44

Quantity

Model 53

Quantity

Model 62

Quantity

Gas supply pipe CE244 compl. "US"

with sleeve nut and gasket

6302-

5807

Sleeve nut G 1 1/4

0518-

1564

Gasket D27x38x2mm C4400 Klinger SIL, green

0548-

9356

Socket with Flange 25,4x25,4 compl.

with O-ring gasket and Screws

6302-

5821

Screw 8x32x1/2

s. Screw Set

Gas valve VR8304

O-ring gasket 24, 2x3 PERBUNAN

6302-

5931

VR8304 gas valve, complete w/ O-Ring, pressure
tap and screws

6302-

5794 5794 5794

5794

Pressure measuring orifice 394537

s. pressure

measuring set

CE244

Screw - Set gas valve VR8304 compl.

6302-

5928

100

Screw 8x32x11/4 A3T

s. Screw Set

Gas valve VR8304

Содержание Logano GA224

Страница 1: ...ration service or maintenance can cause injury loss of life or property damage Refer to this manual For assistance or additional information consult a qualified installer service agency or the gas sup...

Страница 2: ...4 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Please read this manual carefully Correct installation and adjustment of the burner and the control panel is a precondition for...

Страница 3: ...Boiler Water Connections 10 7 Electrical Supply 12 8 Gas Supply 13 8 1 Gas Connections 13 8 2 Installation at Higher Elevations 14 9 Combustion Air and Ventilation Openings 15 10 Installation of the...

Страница 4: ...o moderate bodily injury or physical damage WARNING DANGER due to electricity APPLICATION NOTICE Application comment for optimum use of equipment and adjustment as well as useful information WARNING D...

Страница 5: ...the requirements of CAN CGA B149 1 or 2 Installation Code for Gas Burning Appliances and Equipment Where required by the authority having jurisdiction the installation must conform to the Standard for...

Страница 6: ...n Pos 4 Boiler supply 1 Pos 5 Exhaust connection Pos 6 Air intake connection D C A B 1 2 3 4 5 6 Boiler model Heating capacity Air intake connection Exhaust connection Min Relief Valve No of Burners W...

Страница 7: ...nik buderus de 4 Packaging and Components The boiler is shipped as a packaged unit complete with jacket panels installed gas burner tray and gas valve and technical documents The following components...

Страница 8: ...rance is required for horizontal vent pipe installations The gas boiler is certified for installation on combustible flooring The boiler must not be installed on carpeting Provide 2 clearance between...

Страница 9: ...ents The boiler is very heavy when filled with water Make sure the floor is strong enough to support the load 5 3 Preparations for Boiler Installation z Unpack all boxes and cartons and check that all...

Страница 10: ...peration and service circulator replacement control replacement etc DANGER SYSTEM DAMAGE due to over heating during low water conditions z If this boiler is installed above radiation level it must be...

Страница 11: ...Section IV Mount the relief valve stem vertically Use street elbow as needed Water treatment Fig 6 Rear view Item 1 Gas boiler Item 2 Boiler supply connection Item 3 Relief valve Item 4 Boiler supply...

Страница 12: ...PA 70 Installations should also conform with CSA C22 1 Canadian Electrical Code Part 1 if installed in Canada The boiler must be electrically grounded in accordance with the requirements of the author...

Страница 13: ...t must comply with local regulations or if such regulations do not exist with the National Fuel Gas Code ANSI Z 223 1 In Canada the gas supply connection must comply with local regulations or if such...

Страница 14: ...ale threads of pipe joints To field convert the boiler for operation with LP gas please contact Buderus Hydronic Systems to obtain the proper components Do not convert the boiler without the proper pa...

Страница 15: ...or combustion Insufficient ventilation of the boiler room can lead to high air temperatures This can result in boiler damage z Make sure that intake and exhaust openings are sufficiently sized and no...

Страница 16: ...ot less than 3 inches All Air from Outdoor The closet shall be provided with two permanent openings one commencing within 12 inches from the top and one commencing within 12 inches from the bottom of...

Страница 17: ...Typ Heat fab SAF T vent SAF T vent O flex L Star 34 Pro Tech FasNSeal Z Flex Z Flex model SVE Table 5 Approved exhaust vent pipe manufacturers Vertical trough the roof configuration is not part of the...

Страница 18: ...ound opening in the outside wall at the desired location Refer to the information on the next page regarding limitations of termination location z Remove fresh air connection end from the terminal bod...

Страница 19: ...ed termination tee is required to ensure trouble free operation and prevent entry of foreign objects into the vent system The termination of the system shall be located at least 12 inches above the ma...

Страница 20: ...ire vent system including the concentric piping based on Table 7 page 24 to Table 9 page 25 The concentric piping permits a zero clearance to combustibles Note however that the exhaust vent pipe leadi...

Страница 21: ...6 or equivalent z Slide condensate drain on exhaust collar Fig 14 Item 4 and secure with the furnished pipe clamp Fig 14 Item 3 Heat Fab condensate drain will fit around outer collar other condensate...

Страница 22: ...loped down towards the boiler at least per foot In the case of multiple horizontal runs slope all runs towards the boiler to prevent moisture build up in the system Fig 16 Horizontal venting system It...

Страница 23: ...a qualified inspector at least annually following initial installation NOTICE Table 6 shows the equivalent length for each 45 and 90 elbow for each listed vent pipe manufacturer of each GA244 model b...

Страница 24: ...er room No air intake pipe needed Fig 18 Horizontal sealed combustion vent system Item 1 Exhaust vent pipe 3 Item 2 Air intake pipe 4 1 2 Sealed Combustion Configuration Boiler model Exhaust vent pipe...

Страница 25: ...ler model Exhaust vent pipe Air intake pipe 37 40 feet max 10 feet co axial 44 40 feet max 10 feet co axial 53 50 feet max 10 feet co axial 62 50 feet max 10 feet co axial Table 9 Maximum equivalent l...

Страница 26: ...move the side cover plate Fig 23 Item 2 Testing for leaks 6 Open the main gas supply shutoff valve 7 Test the equalizing hose Fig 23 Item 7 on the side of the gas valve connection Fig 23 Item 4 and on...

Страница 27: ...line pressure can be checked Check manifold pressure Set the manifold pressure according the values in Table 11 page 29 If corrections are necessary see Table 11 page 29 12 Open main gas piping shutof...

Страница 28: ...t try to repair it call a qualified service technician Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qual...

Страница 29: ...pplier 7 If the main burners light then the gas fittings union and orifices must be tested for leaks with a soap and water solution If no leaks are found then go to step 9 If any leaks are found turn...

Страница 30: ...main burner flame Fig 28 Item 1 through the viewing port Fig 25 Item 1 in the burner cover plate The flame should have a smooth firm contour and must be mostly blue color If the main burner flame is s...

Страница 31: ...pply and manifold pressure tabs in the gas control and replace the plugs 19 Repeat steps 1 to 6 and 13 to place the appliance back in operation Check the plugs in the gas control with a soap and water...

Страница 32: ...technik GmbH http www heiztechnik buderus de Placing the Boiler in Operation 11 11 3 Shut off of Gas Supply 1 Set thermostat to its lowest setting 2 Turn off all electric power to the appliance if ser...

Страница 33: ...with water and purge air from the system 5 Measure gas inlet pressure in inches water colum inches W C 6 Check manifold pressure and adjust if necessary inches W C 7 Leakage test during operation Chec...

Страница 34: ...onoxide content The measured carbon monoxide content must be converted according to the following formula to an air free state and entered in the record CO2 max for natural gas is approx 12 propane ap...

Страница 35: ...ng combustion ventilation and intake air 2 Inspect boiler 3 Inspect gas burner 4 Clean boiler 5 Clean gas burner 6 Measure gas supply pressure inches W C inches W C inches W C 7 Measure manifold press...

Страница 36: ...ual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Maintenance 12 Date Date Date Date Date inches W C inches W C inches W C inches W C...

Страница 37: ...on the form provided on page 35 Comments below refer back to points of maintenance record list on page 35 1 Examination of venting system including combustion ventilation and intake air components In...

Страница 38: ...ccess panel Fig 30 Item 1 and remove the boiler front access panel Fig 30 Item 2 3 Turn the gas control knob Fig 31 Item 1 counterclockwise to OFF Do not force Fig 30 Removal of boiler jacket front pa...

Страница 39: ...supply pipe Fig 32 Item 5 Place the gasket from the union in a safe position 9 Loosen air intake hose Fig 32 Item 8 and remove from burner tray box 10 Remove the nuts Fig 33 Item 1 that secure the bu...

Страница 40: ...Item 2 3 Remove the screws from the fan blower box and remove the cover plate from the fan blower box 4 Pull off the electrical connections 5 Remove the screws from the flue collector 6 Remove the sc...

Страница 41: ...passages b Spray cleaning combined cleaning 1 Select proper cleaning agent based nature of build up Soot or corrosive build up 2 Follow manufacturer s instructions with respect to use of cleaning uni...

Страница 42: ...ber 17 Vent the boiler room thoroughly 5 Cleaning of the gas burner 1 Remove burner tray cover plate screws from the burner tray box 2 Remove ignition cable Fig 38 Item 4 from pilot burner assembly Fi...

Страница 43: ...nd make sure to install the gasket discussed in step 8 on page 39 4 Replace gaskets and seals when necessary 5 Reconnect wires to the flame roll out switch Fig 39 Item 2 6 Remove rope or wire that sec...

Страница 44: ...us de Maintenance 12 11 Verify proper operation of the aquastat Fig 39 Item 10 12 Test low water cut off operation if present 13 Check boiler surroundings for irregularities Its surroundings must be f...

Страница 45: ...ls B1 B2 and terminal strip If 24 V between terminal 1 and 4 check for 120 V between terminals L3 and N of plug X3 If no 120 V check wiring between terminal strip and relay and between relay and termi...

Страница 46: ...tch Check for continuity of flame roll out switch If open circuit replace flame roll out switch Checking the pressure switch Check for 24 V between terminals 1and 2 of terminal strip If no 24 V presen...

Страница 47: ...ule Check for 24 V across MV MV PV terminals closed ciruit on module If no voltage replace module Check electrical connections between module and gas control If okay replace gas control Checking S8600...

Страница 48: ...ensed Spark generator off Main valve operator opens Main burner operation S 8600 H monitors pilot flame current Thermostat controller satisfied Main and pilot valve close burners shut off Fan motor is...

Страница 49: ...Snap nut 4 8 SNU2012 Mounting Material 2 2 2 2 120 Rear insulation board 63026 974 974 975 976 130 Sheet metal screw DIN7981 C ST4 8x22 Mounting Material 2 2 2 2 140 Screw ST3 9x9 5 A3T Mounting Mate...

Страница 50: ...ssue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Parts List 13 Fig 40 Boiler block 1021933 02 Kesselblock GA244 US CA 10 20 30 35 140 140 330 340 80 230 270 290 275 265 240 320 28...

Страница 51: ...26 226 227 228 70 Top front cover panel 63025 223 223 224 225 80 Front panel delivered until February 2004 63025 220 220 221 222 80 Front panel delivered from March 2004 63028 708 708 709 710 90 Side...

Страница 52: ...Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Parts List 13 Fig 41 Boiler jacket panels 1021934 02 Verkleidung GA244 US CA Bu...

Страница 53: ...m No Part description Buderus Part number Model 37 Quantity Model 44 Quantity Model 53 Quantity Model 62 Quantity 10 Measuring line set CE244 6302 5822 5822 5822 5822 The measuring line set contains t...

Страница 54: ...o technical modifications Installation Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Parts List 13 F...

Страница 55: ...nition module GAW028 US 63026301 1 1 1 1 100 Tooth lock washer DIN6797 A4 3 A3K see mounting material for GAW027 GAW028 US 110 Hose AWG 2x18 063 076 63015745 1 1 1 1 120 Cabling tree GAW 022 024 026 0...

Страница 56: ...F ST3 5x6 5 A3 10 10 10 10 40 Terminal strip 4 qmm 4 pin 1 1 1 1 50 Sheet metal screw DIN7981 F ST3 5x16 A3K 5 5 5 5 80 Screwe ST3 9x9 5 A3E 5 5 5 5 100 Tooth lock washer DIN6797 A4 3 A3K 5 5 5 5 190...

Страница 57: ...nce Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Fig 43 Control panel GAW028 10 40 20 30 30 60 50 50 180 170 280 200 210 230...

Страница 58: ...for burner tray assembly Gasket set 30 Secondary air guide plate 40 Lens screw DIN7985 M4x20 5 8 A3K 0588 3286 3286 3286 3286 50 Flame roll out switch 377Grad f 0047 1336 1336 1336 1336 60 Screw DIN7...

Страница 59: ...Installation Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Fig 44 Burner tray assembly 1021797 01 Ge...

Страница 60: ...mpl US with sleeve nut and gasket 6302 5807 5807 5807 5807 20 Sleeve nut G 1 1 4 0518 1564 1564 1564 1564 30 Gasket D27x38x2mm C4400 Klinger SIL green 0548 9356 9356 9356 9356 40 Socket with Flange 25...

Страница 61: ...technical modifications Installation Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Fig 45 Gas valve...

Страница 62: ...rifice union and screws 6302 5819 5819 5819 5819 20 Screws DIN7500 CE M5x12 CombiTorx 15 pieces set 6301 0217 0217 0217 0217 40 Pilot gas orifice for natural gas 390686 37 6302 4518 4518 4518 4518 40...

Страница 63: ...hnical modifications Installation Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Fig 46 Pilot burner...

Страница 64: ...6302 5802 5803 5804 5804 20 Insulation CE244 5 section compl US 6302 5811 5811 5812 5813 30 Ceramic clue Thermofix Tube 115gr 0203 7312 7312 7312 7312 40 Manifold CE244 5 section compl US 6302 5814 58...

Страница 65: ...3 00 1 95 0 2000 Orifice gasket Sea level in FT Type of gas in mm Natural gas G20 Propane G31 37 5 4 4 2 85 1 85 2001 4500 37 5 4 4 2 75 1 80 4501 6000 37 5 4 4 2 60 1 70 6001 8000 44 5 4 4 3 25 2 15...

Страница 66: ...Model 44 Quantity Model 53 Quantity Model 62 Quantity 10 Gas burner CE244 Gr 37 5 G20 compl US 6302 5798 5799 5800 5801 Gas conversion kit for propane CE244 G31 0 2000FT US 630 26333 26334 30003 26336...

Страница 67: ...tion and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Fig 48 Burner tray assembly Gas conversion kits Leistung 37...

Страница 68: ...2 0 3 6 m m 5 9 1 e c i f i r o n i a M 1 0 4 9 2 0 3 6 m m 5 0 2 e c i f i r o n i a M Main orifice 2 10 mm 63030024 4 0 4 9 2 0 3 6 m m 5 9 2 e c i f i r o n i a M Main orifice 3 00mm 63029145 6303...

Страница 69: ...y changes due to technical modifications Installation Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de...

Страница 70: ...due to technical modifications Installation Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Wiring di...

Страница 71: ...to technical modifications Installation Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 Issue 02 2004 Buderus Heiztechnik GmbH http www heiztechnik buderus de Fig 51 Wiring...

Страница 72: ...3 552 1100 Fax 603 584 1681 www buderus net BBT North America Corporation reserves the right to make changes without notice due to continuing engineering and technological advances Heating Contractor...

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