Related Manuals for State Water Heaters SUF 130 300
Summary of Contents for State Water Heaters SUF 130 300
- Page 1 COMMERCIAL GAS WATER HEATERS SERVICE HANDBOOK HIGH EFFICIENCY COMMERCIAL GAS SERIES FOR MODELS: • SUF 60 120 • SUF 100 150 • SUF 100 199 • SUF 100 250 • SUF 130 300 • SUF 130 400 PRINTED 0509 198152-002...
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Page 2: Table Of Contents
ULTRAFORCE COMMERCIAL GAS WATER HEATER INTRODUCTION...2 QUALIFICATIONS...2 TOOLS REQUIRED...3 GENERAL INFORMATION...4 GAS PRESSURE SPECIFICATIONS ...4 INSTALLATION QUICK TIPS – SUF 120 and 150 GAS PRESSURE ...5 ADJUSTMENT PROCEDURE: ...5 GAS PRESSURE ...5 SUF120 AND 150 MODELS...5 HIGH ALTITUDE INSTALLATIONS ...5 SUF 120 - 150 ...5 INSTALLATION QUICK TIPS - SUF 199 AND 250 GAS PRESSURE ...6... -
Page 3: Introduction
ULTRAFORCE COMMERCIAL GAS WATER HEATER INTRODUCTION The service handbook is designed to aid in servicing and trou bleshooting S tate W ater Heaters Ultra Force SUF commercial water heaters i n t he f ield. reproduction of t his bo ok m ay be m ade without the express written authorization o f State Water Heaters . -
Page 4: Tools Required
ULTRAFORCE COMMERCIAL GAS WATER HEATER TOOLS REQUIRED ELECTRICAL MULTIMETER CAPABLE OF MEASURING CONTINUITY/ OHMS, AC ● & DC VOLTS, AMPERES, MICROAMPERES, MILLIVOLTS, and FREQUENCY(Hz) UEi Model DL289 or equivalent ○ DIGITAL MANOMETER + 60” W. C. in .01” 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. -
Page 5: General Information
ULTRAFORCE COMMERCIAL GAS WATER HEATER GENERAL INFORMATION INSTALLATION REQUIREMENTS FOR THE COMMONWEALTH OF MASSACHUSETTS For al l side w all terminated, hor izontally vented power vent, direct vent, and power direct vent gas fueled w ater heat ers installed i n ev ery dwelling, building or structure used in w hole or i n p art f or residential pur poses, including t hose ow ned or operated by the Commonwealth and where the side... -
Page 6: Installation Quick Tips - Suf 120 And 150 Gas Pressure
ULTRAFORCE COMMERCIAL GAS WATER HEATER INSTALLATION QUICK TIPS – SUF 120 and 150 GAS PRESSURE ADJUSTMENT PROCEDURE: GAS PRESSURE SUF120 AND 150 MODELS Main line gas pressure to the water heater for natural gas should be between a maximum of 10.5"W.C. (2.59kPa) for natural gas, 14.0"W.C.(3.45kPa) for propane and a minimum of 4.8W.C.(1.18kPa) for Natural Gas, and 8.5"W.C. -
Page 7: Installation Quick Tips - Suf 199 And 250 Gas Pressure
ULTRAFORCE COMMERCIAL GAS WATER HEATER INSTALLATION QUICK TIPS - SUF 199 AND 250 GAS PRESSURE ADJUSTMENT PROCEDURE: GAS PRESSURE SUF 199 AND 250 MODELS IMPORTANT NOTE THE SUF 199 AND 250 MODELS INCORPORATE A NEW GAS CONTROL, WHICH OPERATES AT A MANIFOLD PRESSURE OF 0"W.C. -
Page 8: Installation Quick Tips - Suf 300, 400 Gas Pressure
ULTRAFORCE COMMERCIAL GAS WATER HEATER INSTALLATION QUICK TIPS - SUF 300, 400 GAS PRESSURE ADJUSTMENT PROCEDURE: GAS PRESSURE SUF 300,400, A minimum dynamic gas supply pressure of 5.2" w.c. (1.29 kPa) for Natural Gas and 11" w.c. (2.74 kPa) for LP Gas is required before making any adjustment to the gas control pressure regulator. -
Page 9: Installation Tips - Suf 300, 400
ULTRAFORCE COMMERCIAL GAS WATER HEATER SUF 120 thru 400 SERVICE HANDBOOK INSTALLATION TIPS - SUF 300, 400 State Water Heaters – Technical Training Department 8 Ashland City, Tennessee © 2009 Servicing should only be performed by a Qualified Service Agent 198152-002... -
Page 10: Venting Tables Suf 120 - 250
ULTRAFORCE COMMERCIAL GAS WATER HEATER VENTING TABLES SUF 120 – 250 Maximum equivalent feet of intake and vent pipe using 3” PVC is 50 feet (15.2m). Equivalent feet must include any 90° elbows (two 45° elbows equal one 90° elbow). Three inch diameter 90° elbows are equivalent to 5' (1.5m) of pipe. -
Page 11: Venting - All Models - Single Pipe Power Vent - Using Room Air
ULTRAFORCE COMMERCIAL GAS WATER HEATER SUF 120 thru 400 SERVICE HANDBOOK VENTING - ALL MODELS – SINGLE PIPE POWER VENT – USING ROOM AIR State Water Heaters – Technical Training Department 10 Ashland City, Tennessee © 2009 Servicing should only be performed by a Qualified Service Agent 198152-002... -
Page 12: Venting - All Models - Two Pipe Direct Vent - Using Outside Air
ULTRAFORCE COMMERCIAL GAS WATER HEATER SUF 120 thru 400 SERVICE HANDBOOK VENTING – ALL MODELS – TWO PIPE DIRECT VENT – USING OUTSIDE AIR State Water Heaters – Technical Training Department 11 Ashland City, Tennessee © 2009 Servicing should only be performed by a Qualified Service Agent 198152-002... -
Page 13: Vent Termination - Direct Vent - All Models
ULTRAFORCE COMMERCIAL GAS WATER HEATER SUF 120 thru 400 SERVICE HANDBOOK VENT TERMINATION – DIRECT VENT – ALL MODELS WHEN LOCATING THE TERMINALS ON A SIDEWALL, THE FOLLOWING SPECIFICATIONS PERTAINING TO TERMINAL LOCATION MUST BE FOLLOWED. 1. The intake vent terminal and the exhaust vent terminal must terminate on the same exterior wall and must be located at a minimum of 24"... -
Page 14: Direct Venting - All Models
ULTRAFORCE COMMERCIAL GAS WATER HEATER DIRECT VENTING – ALL MODELS The air intake provided on the unit contains a mesh screen to prevent large particles from entering the unit. WHEN THE UNIT IS TO BE SET UP AS A DIRECT VENT, THE BALANCE PLATE AND MESH SCREEN MUST BE REMOVED BEFORE GLUING PIPE TO THE CONNECTOR. -
Page 15: Control Overview
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROL OVERVIEW CONTROL OVERVIEW – ALL MODELS Interaction with the water heater controller is done through an LCD display called the Universal Interface Module (UIM).This screen is also referred to as the “desktop” or “desktop menu”. Up and down buttons and three operation buttons allow navigation through the control menus and to make adjustments to the water heater. -
Page 16: Adjusting Tank Temperature - Operating Set Point - Differential
ULTRAFORCE COMMERCIAL GAS WATER HEATER ADJUSTING TANK TEMPERATURE – OPERATING SET POINT - DIFFERENTIAL The Operating Set Point of this water heater determines the 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 with adjusting the Operating Set Point and Differential. -
Page 17: Changing The Display Units
ULTRAFORCE COMMERCIAL GAS WATER HEATER CHANGING THE DISPLAY UNITS The desktop menu has the option of selecting between degrees Fahrenheit and degrees Celsius for temperature displays. This 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. -
Page 18: Fault And Warning Conditions - Advanced Diagnostic Information
ULTRAFORCE COMMERCIAL GAS WATER HEATER FAULT AND WARNING CONDITIONS – ADVANCED DIAGNOSTIC INFORMATION This w ater heat er c ontrol has t he abil ity t o m onitor almost all aspects of the water heater's operation. In the c ase t hat there i s an undes irable or uns afe condition t hat o ccurs, t he water heat er control will detect t his c ondition and de termine the appropriate action. -
Page 19: Access To The Current Fault Or Warning
ULTRAFORCE COMMERCIAL GAS WATER HEATER ACCESS TO THE CURRENT FAULT OR WARNING When a fault or warning has been detected by the 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 through the display menu through the menu. -
Page 20: Viewing The Fault History - Viewing Information About The Heater
ULTRAFORCE COMMERCIAL GAS WATER HEATER VIEWING THE FAULT HISTORY - The controller for this water heater will store a history of ten of the last Fault and Warning conditions that occurred. This is stored in the Fault History. The information about the fault or warning will include diagnostic information as well as an estimate of how long ago the fault occurred. -
Page 21: Control Sequence (Typical All Models)
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROL SEQUENCE (TYPICAL ALL MODELS) TYPICAL SEQUENCE 1. When the control is powered it should display “waiting for connection” and “UIM v2.06”*. The manufacturer and unit model will be next. The next display will include water temperature, temperature setting and heater status. -
Page 22: Control Sequence Flow Chart
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROL SEQUENCE FLOW CHART If checks are not passed the control will display an error or warning . The control will store an error history to show what fault occurred and t he time elapsed since the fault. -
Page 23: Controls - Central Control Board - Ccb
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – CENTRAL CONTROL BOARD – CCB The Central Control Board or CCB is contained in the housing shown below. Access to the board and the wiring harness plugs can be accomplished by removing two Phillips screws holding the cover. -
Page 24: Controls - Gas Valve Suf 120
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – GAS VALVE SUF 120 The gas control valve on the SUF 120 has a built i n adj ustable pre ssure regulator. T he adjustment screw i s a ccessed by removing the cap screw m arket regulator i n t he illustration. -
Page 25: Controls - Gas Valve Suf 199 And 250
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – GAS VALVE SUF 199 and 250 ADJUSTMENT PROCEDURE: GAS PRESSURE SUF 199 AND 250 MODELS IMPORTANT NOTE THE SUF 199 AND 250 MODELS INCORPORATE A NEW GAS CONTROL, WHICH OPERATES AT A MANIFOLD PRESSURE OF 0"W.C. -
Page 26: Controls - Gas Valve Suf 199 And 250
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – GAS VALVE SUF 199 and 250 Pressure readings may be taken on the gas valve by connecting to the pressure ports on the valve. The manifold pressure on this valve is 0”w.c. (0kPa) when the water heater is running. -
Page 27: Controls - Gas Valve , Orifice Chart- Suf300,400
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – GAS VALVE , ORIFICE CHART– SUF300,400, The gas cont rol va lve h as a bu ilt in field adjustable pressure regulator. The regulator may be adjusted by removing the cap screw marked “regulator”. The adjustment screw is underneath. -
Page 28: Controls - Pressure Switches - All Models
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – PRESSURE SWITCHES – ALL MODELS All SUF models are provided with four pressure switches. T hese s witches ar e es sential to the safe an d pr oper op eration o f the uni t. T he switches are wired to the c entral c ontrol board (CCB) individually an d ea ch i s monitored... -
Page 29: Controls - Pressure Switches - Suf 120 Through 250
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – PRESSURE SWITCHES – SUF 120 through 250 BLOCKED INLET PRESSURE SWITCH M ODEL PRESSURE 0.85”WC Norm ally Clos e d / Ope n on a Ris e in Pres s ure Tolerance +/-.05”WC Note: Check the website www.statewaterheaters.com Pressure Switches”... -
Page 30: Controls - Pressure Switches - Suf 300,400
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – PRESSURE SWITCHES – SUF 300,400, M ODEL Natural BLOCKED INLET PRESSURE SWITCH M ODEL PRESSURE -.085”WC -1.25”WC -1.35”WC Norm ally Clos ed/ Ope n on a Ris e in Pres s ure Tolerance +/-.05”WC Note: Check the website www.statewaterheaters.com Pressure Switches”... -
Page 31: Controls - Connections, Igniter, Flame Sensor, Sight Glass, Powered Anodes
ULTRAFORCE COMMERCIAL GAS WATER HEATER CONTROLS – CONNECTIONS, IGNITER, FLAME SENSOR, SIGHT GLASS, POWERED ANODES The connections for the h ot surface i gniter and the flame sense rod are shown below. Also shown is the burner sight glass. These features are typical for all models. -
Page 32: Hot Surface Igniter / Flame Sensor / Control Timing
ULTRAFORCE COMMERCIAL GAS WATER HEATER HOT SURFACE IGNITER / FLAME SENSOR / CONTROL TIMING HOT SURFACE IGNITER This water i s eq uipped with a n electric hot surface i gniter. The i gniter m aterial i s silicone carbide and should not be handled with bare hands because of possible damage to the igniter. -
Page 33: Blower Speed Control Suf 199 And 250
ULTRAFORCE COMMERCIAL GAS WATER HEATER BLOWER SPEED CONTROL SUF 199 AND 250 The i nput of the SUF 199 and SUF 250 is determined by the blower. The input of the water heater may be determined by clocking the meter as shown on page 5 or by making sure the b lower i s rece iving the pro per Hz signal. -
Page 34: Variable Frequency Drive - Suf 400
ULTRAFORCE COMMERCIAL GAS WATER HEATER VARIABLE FREQUENCY DRIVE – SUF 400 The Ultra Force SUF 400 model has a variable frequency drive (VFD) that controls the rpm of the blower motor. The VFD receives a signal from the central control board that instructs the VFD to transmit the proper frequency to the blower to produce the proper blower speed and proper input. -
Page 35: Variable Frequency Drive - Blower Speed And Pressure Readings
ULTRAFORCE COMMERCIAL GAS WATER HEATER VARIABLE FREQUENCY DRIVE - BLOWER SPEED AND PRESSURE READINGS The instructions for the VFD are sent from the CCB to in the form of a DC current. The chart below lists the current readings, the frequency signal displayed by the VFD, and the pressure switch settings needed for the CCB to let the burner operate. -
Page 36: Wiring Diagram - Suf 120 - 300
ULTRAFORCE COMMERCIAL GAS WATER HEATER SUF 120 thru 400 SERVICE HANDBOOK WIRING DIAGRAM – SUF 120 – 300 State Water Heaters – Technical Training Department 35 Ashland City, Tennessee © 2009 Servicing should only be performed by a Qualified Service Agent 198152-002... -
Page 37: Wiring Diagram - Suf 400
ULTRAFORCE COMMERCIAL GAS WATER HEATER SUF 120 thru 400 SERVICE HANDBOOK WIRING DIAGRAM – SUF 400, State Water Heaters – Technical Training Department 36 Ashland City, Tennessee © 2009 Servicing should only be performed by a Qualified Service Agent 198152-002... - Page 38 500 Tennessee Waltz Parkway Ashland City, TN 37015 www.statewaterheaters.com...