State Water Heaters SUF 100 THRU 250 Скачать руководство пользователя страница 40 | Manualshive

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38

Servicing should only be performed by a Qualified Service Agent

CONTROLS – PRESSURE SWITCHES – SUF 120 THROUGH 250

Note:

Check the website

www.statewaterheaters.com

for Technical Bulletin S023-06 “Air Pressure

Switches” under “Literature/Service Handbooks”

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Содержание SUF 100 THRU 250

Страница 1: ...0 thru 500 SERIES 100 101 and 104 500 Tennessee Waltz Parkway Ashland City TN 37015 PRINTED IN THE U S A 0511 198152 003 SERVICING SHOULD ONLY BE PERFORMED BY A QUALIFIED SERVICE AGENT Service Handboo...

Страница 2: ......

Страница 3: ...CHANGING THE DISPLAY UNITS 22 FAULT AND WARNING CONDITIONS ADVANCED DIAGNOSTIC INFORMATION 24 ACCESS TO THE CURRENT FAULT OR WARNING 25 FAULT CODES 26 VIEWING THE FAULT HISTORY VIEWING INFORMATION AB...

Страница 4: ...so a resource for installation and service information This handbook is intended for use by licensed plumbing professionals and reference should be made to the installation manual accompanying the pro...

Страница 5: ...increments Note A digital manometer is required for testing pressure switches and can replace a gas pressure gauge draft gauge or slack tube manometer for checking gas pressure UEi model EM200 or equ...

Страница 6: ...l space or an attic the hard wired carbon monoxide detector with alarm and battery back up may be installed on the next adjacent floor level In the event that the requirements of this subdivision can...

Страница 7: ...se to decrease gas pressure to obtain 4 0 w c 1 kPa for natural gas and 10 0 w c 2 5 kPa for L P Gas 3 Cycle the burner on and off several times to check its operation 4 Check the operation of the lim...

Страница 8: ...as models and 10 0 w c 2 5 kPa on the propane models Clockwise to increase gas pressure and input rate Counterclockwise to decrease gas pressure and input rate 4 Clock the meter as in step 2 above 5 R...

Страница 9: ...er heater must not exceed a maximum of 10 5 w c 2 95 kPa for natural gas or 14 w c 3 45 kPa for propane The minimum supply gas pressure is 4 8 w c 1 20 kPa for natural gas and 8 5 w c 2 12 kPa for pro...

Страница 10: ...manifold pressure using a pressure gauge manometer connected to the manifold pressure tap on the gas control valve If full rate adjustment is required remove cover screw from top of the gas control v...

Страница 11: ...9 Servicing should only be performed by a Qualified Service Agent INSTALLATION QUICK TIPS SUF 300 400 500 SEE MANUAL FOR COMPLETE INSTALLATION INSTRUCTIONS DETAILS...

Страница 12: ...is equipped with provision for draining condensate from vent system PH of condensate approximately 3 59 within tolerance for cast iron drains Type venting May be installed Direct Vent draws all fresh...

Страница 13: ...ws two 45 elbows equal one 90 elbow Four inch diameter 90 elbows are equivalent to 5 1 5 m of pipe Vent Length Table Equivalent Feet Meters 120 through 250 Number of 90 Elbows 3 Minimum Pipe Ft M 3 Ma...

Страница 14: ...the first vent or 12 on centerline vertically above the first vent Concentric kits may be extended to a maximum allowable length of 5 feet 152 cm Schedule 40 PVC pipe must be carefully measured and cu...

Страница 15: ...by the DMA Any water flow in the drain rapidly dilutes the condensate even more A can of leading carbonated cola drink measured a pH of 2 5 which is 300 times more concentrated than the SUF condensat...

Страница 16: ...ches 30 cm J Clearance to a non mechanical air supply inlet into building or combustion air inlet to any other appliance 6 inches 15 cm for appliances up to 10 000 Btu hr 3 kW 12 inches 30 cm for appl...

Страница 17: ...nches 15 cm J Clearance to a non mechanical air supply inlet into building or combustion air inlet to any other appliance 6 inches 15 cm for appliances up to 10 000 Btu hr 3 kW 12 inches 30 cm for app...

Страница 18: ...must terminate on the same exterior wall and must be located at a minimum of 24 61 cm from the vertical centerline of the exhaust vent terminal see Figure below In colder climates increasing this sep...

Страница 19: ...REMOVED BEFORE GLUING PIPE TO THE CONNECTOR THE INLET VENT PIPE MAY THEN BE GLUED TO THE AIR INTAKE PROVIDED ON THE UNIT Remove the balance plate SUF 400 500 only and mesh screen before gluing intake...

Страница 20: ...mediately above them on the screen While the water heater is operating the user interface will display the desktop screen if there are no active faults or warnings An example of this screen is shown b...

Страница 21: ...cted by the control but can also occur when an external system like an energy management system has asked the water heater to discontinue any further heat cycles The blower is being energized The blow...

Страница 22: ...he regulated temperature for the water in the tank This parameter is adjusted in the desktop Temperature menu Items in this menu allow you to monitor different temperature readings in the tank along w...

Страница 23: ...N buttons to change the temperature Set Point DISPLAY Note This procedure can also be used to change the Differential The tank Upper and Lower Temperatures are not user changeable They are determined...

Страница 24: ...can be found in the Display Settings menu Also in this menu you may adjust how the back light operates and the contrast of the LCD screen ACTION From the Main Menu press the DOWN button to highlight D...

Страница 25: ...23 Servicing should only be performed by a Qualified Service Agent ACTION Press Update to accept the change or Cancel to reject it DISPLAY...

Страница 26: ...may cause the water heater to operate in a less than optimal condition but does not pose a safety concern Note When these conditions occur continued heating cycles will continue and the heater will at...

Страница 27: ...control it will automatically be displayed on the screen and the back light will blink If you choose to leave the current fault or warning by pressing the Back key you can always return to the fault t...

Страница 28: ...Probe Short 0x46 Lower Probe Short 0x47 Upper Probe Open 0x48 Lower Probe Open 0xB4 Flame Probe Short 0xA9 Flame Detect Error 0xA5 Energy Cut Out ECO 0xA6 Low Gas 0xA7 Blocked Air Intake 0xA8 Blocked...

Страница 29: ...ion DISPLAY ACTION Press the DOWN key to scroll through the fault history If you select a specific fault or warning you may press the VIEW button to view details regarding this fault DISPLAY Viewing I...

Страница 30: ...will open allowing gas to enter the burner chamber 7 The igniter will remain on for a short predetermined time period then will be turned off 8 The control will monitor the flame sense probe to confir...

Страница 31: ...29 Servicing should only be performed by a Qualified Service Agent CONTROL SEQUENCE FLOW CHART...

Страница 32: ...by the settings given through the desk top menu UIM The CCB also monitors all pressure switches the hot surface ignitor tank temperatures the gas valve the anodes and the flame sensor The CCB directl...

Страница 33: ...31 Servicing should only be performed by a Qualified Service Agent This is the back of the UIM...

Страница 34: ...ressure tap only if the manual shut off valve gas cock is in the ON position Leaving the knob in the OFF position will not allow the burner to fire and will generate a fault code on the UIM Universal...

Страница 35: ...ater must not exceed a maximum of 10 5 w c 2 95 kPa for natural gas or 14 w c 3 45 kPa for propane The minimum supply gas pressure is 4 w c 98 kPa for natural gas and 9 w c 2 22 kPa for propane gas A...

Страница 36: ...he manifold pressure on this valve is 0 WC 0 kPa when the water heater is running Refer to the gas pressure chart on page 4 Note Tubing shown on pressure connections is installed for manometer connect...

Страница 37: ...ble pressure regulator The gas valve for the SUF Natural gas model is shown below This is a 24V solenoid operated gas valve Low Gas Pressure Switch Refer to the replacement parts information at the ba...

Страница 38: ...justable pressure regulator The regulator may be adjusted by removing the cap screw marked regulator The adjustment screw is underneath The gas valve for the SUF 500 Natural gas model is shown below T...

Страница 39: ...he blocked outlet proving switch electrical contacts are normally closed The blocked outlet proving switch electrical contacts will open on a rise in pressure Check to see if the condensate is allowed...

Страница 40: ...be performed by a Qualified Service Agent CONTROLS PRESSURE SWITCHES SUF 120 THROUGH 250 Note Check the website www statewaterheaters com for Technical Bulletin S023 06 Air Pressure Switches under Lit...

Страница 41: ...y be performed by a Qualified Service Agent CONTROLS PRESSURE SWITCHES SUF 300 400 500 Note Check the website www statewaterheaters com for Technical Bulletin S023 06 Air Pressure Switches under Liter...

Страница 42: ...so shown is the burner sight glass These features are typical for all models Flame Sensor Hot Surface Igniter Mounting Bolts Burner sight glass The new Ultra Force commercial water heater is equipped...

Страница 43: ...e CCB is 2 7 amps Once this threshold is met a check mark will appear by the igniter icon in the UIM display FLAME SENSOR This water heater is equipped with an electronic flame sensor The flame sensor...

Страница 44: ...MULTIMETER that has a Hertz Hz setting as shown in the illustration below If the Hz signal is within 5 of the numbers in the chart below the reading is normal Model High Speed Hz Low Speed Hz 199 N 1...

Страница 45: ...ol board that instructs the VFD to transmit the proper frequency to the blower to produce the proper blower speed and proper input Three conditions must be met for the frequency drive to start the blo...

Страница 46: ...variations in the DC voltage generated by the CCB If the water heater exhibits poor run characteristics check the frequency display If the frequency is more than 5 out of range check the DC volt signa...

Страница 47: ...ED EXHAUST BLOWER PROVER 24 VAC GAS VALVE B CENTRAL CONTROL BOARD C C 6 J 5 J 4 J 7 J 5 1 J 6 1 J 0 1 J 3 1 J 2 J 3 J 1 J TRANSFORMER INSIDE CCB ENCLOSURE 50VA GROUND STRIP BURNER GROUND BURNER BOLT O...

Страница 48: ...LOCKED INTAKE AIR BLOCKED EXHAUST BLOWER PROVER 24 VAC GAS VALVE B C C 6 J 5 J 4 J 7 J 5 1 J 6 1 J 0 1 J 3 1 J 2 J 3 J 1 J TRANSFORMER 50VA GROUND STRIP BURNER GROUND BURNER BOLT LOW GAS PRESSURE SWIT...

Страница 49: ...COMMERCIAL GAS HIGH EFFICIENCY WATER HEATERS 47 500 Tennessee Waltz Parkway Ashland City TN 37015 www statewaterheaters com...

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