WM97+ CT User Manual - Weil
Contents
1. 12 SELECT OPTIONA YV lt PREVIOUS ENTER lt PREVIOUS SELECT OPTIONAV WH 064a Use A and keys to highlight the desired item on a screen MAINTENANCE HHHHHEHREHEEE HHH HHH HHHH WM97 HHRH HHHHHH MM DD YY NAME PHONE MODEL CP INSTALLED LAST DATE MM DD YY NEXT DATE MM DD YY RESET REMINDER 4PREVIOUS ENTERE SELECT button press to select a highlighted entry and move to next screen MAINTENANCE RESET PRESS ENTER TO RESET MAINTENANCE REMINDER INSURE PROPER MAINTENANCE HAS BEEN PERFORMED SELECT OPTIONAV 4PREVIOUS ENTERE Pressing ENTER here will reset the maintenance reminder The display screen will return to normal after the reset Part number 550 142 086 1113 WNM97 GAS FIRED WATER BOILER User s Information Manual WM97 Boiler with AQUA LOGIC CWH NOTICE See the next three pages for information on control settings and adjustments for boilers with Aqua Logic CWH units DANGER an Mhin an lan BURN 2 9 WM97 Boiler Hot Water Can Scald Water heated to temperature for clothes washing dish washing and other sanitizing needs can scald and cause permanent injury Children elderly and infirm or physically handi capped persons are more likely to be permanently injured by hot water Never leave them unattended in bathtub or shower Never allow small children to use a hot wa2. e Do not use petroleum based cleaning or sealing compounds in boiler system Gaskets and seals in the system may be damaged This can result in substantial property damage e Leaks in boiler or piping must be repaired at once to prevent make up water Use this boiler ONLY in a closed loop system Con tinual fresh make up water will reduce boiler life Mineral buildup in heat exchangers reduces heat transfer overheats the materials and causes failure Addition of oxygen carried in by make up water can cause internal corrosion Do not add cold water to hot boiler Thermal shock can cause heat exchanger to crack Freeze protection fluids e NEVER use automotive or standard glycol antifreeze Use only freeze protection fluids made for hydronic systems Follow all guidelines given by the antifreeze manufacturer Thoroughly clean and flush any re placement boiler system that has used glycol before installing the new boiler WN97 GAS FIRED WATER BOILER User s Information Manual Prevent combustion air contamination Air contamination Common household and hobby products often contain fluorine or chlorine compounds When these chemicals pass through the boiler they can form strong acids in the vent system or boiler The acid can eat through the vent or boiler wall causing serious damage and presenting a possible threat of flue gas spillage into the building Please read the information on this page AWARNING
3. Active system O lt Move selection up Q lt Move selection down Q lt ___ D lt Next screen Q lt lt Previous screen HH MM AM MM DD YY STATUS HHH HEF MODULATION 7 TARGET HHH F SUPPLY HHH F RETURN HHH F OUTDOOR HHH F INPUT HH PUMPS HHH HF SETTINGS SELECTAY 4PREVIOUS ENTERS 10 lt Enter lt Time and date lt Active system type lt Firing rate lt Setpoint temperature lt Supply temperature lt Return temperature lt lt Outdoor air temperature J Zones calling for heat Circulators activated 123BC J BC boiler circulator Select to change settings to access the USER menu lt Scroll up or down lt lt Previous screen or ENTER WH 031U m WEIL Mc LAIN MM DD YY HH MM AM NO BACKLIGHT STANDBY Pressing any button changes background to blue below vim WEIL MLAIN HH MM AM MM DD YY BLUE BACKLIGHT PURPLE BACKLIGHT DHW HEATING Domestic hot water heating RED BACKLIGHT Alternating colors m WEIL MLAIN MM DD YY HH MM AM NO BACKLIGHT BOILER IN LOCKOUT Attention required to restart boiler Part number 550 142 086 1113 WM 97 GAS FIRED WATER BOILE User s formation Manual The WM9 7 control display corns Figure 7 WM97 boiler cont
4. 4 Loosen cap A one turn to allow vent to operate 5 Have vent replaced if it does not operate correctly Figure 3 Boiler condensate trap Ball float AWARNING Contact a boiler service techni cian immediately if you find the trap dry no water inside Figure 4 Automatic air vent Check display date and time 1 Observe the date and time shown in the upper right of the control display 2 Ifthe date or time is incorrect follow the instructions in Figure 6 page 10 and Fig ure 9 page 12 to access the USER MENU and change the date and or time settings 3 Keeping the data and time current makes sure the control can record problems accurately WNM97 GAS FIRED WATER BOILER User s Information Manual User maintenance procedures continued EVERY 6 MONTHS Maintenance Check boiler piping Check all gas lines and smell for gas odors Perform gas leak inspection per steps 1 through 7 Operating Instructions page 9 If gas odor or leak is detected immediately shut down boiler following procedures on page 9 Call a qualified service technician Visually inspect for water leaks around all piping circulators relief valves and other fittings Immediately call a qualified service tech nician to repair any leaks AWARNING Have leaks fixed at once by a qualified service technician Continual fresh makeup water will reduce boiler life Minerals can build up in the heat e
5. Check boiler area AWaRNING Jo prevent potential of se vere personal injury death or substantial property damage eliminate all materials dis cussed below from the boiler vicinity If contaminants are found Remove products immediately from the area If they have been there for an extended period call a qualified service techni cian to inspect the boiler and vent system for possible dam age from acid corrosion If products cannot be removed immediately call a qualified service technician to address the problem 1 Combustible flammable materials Do not store combustible materials gasoline or any other flammable vapors or liquids near the boiler Remove immediately if found 2 Air contaminants Products containing chlorine or fluorine if allowed to con taminate the boiler intake air will cause acidic condensate in the vent and boiler This will cause significant damage to the vent and or boiler if allowed to continue 3 Read the list of potential materials listed on page 4 of this manual If any of these products are in the room from which the boiler takes its combustion air they must be removed immediately or the boiler combustion air must be supplied from outside 4 See WARNING above Check air openings 1 Verify that combustion and ventilation air openings to the boiler room and or building are open and unobstructed 2 Verify that boiler vent discharge and air intake are clean and fre
6. Check boiler piping gas and water EVERY 6 MONTHS Operate relief valve Follow the service and maintenance procedures given throughout this manual and in component literature shipped with the boiler Failure to perform the service and maintenance could result in damage to the boiler or system Failure to follow the directions in this manual and component literature could result in severe personal injury death or substantial property damage Part number 550 142 086 1113 3 WNM9S7 GAS FIRED WATER BOILER User s Information Manual User maintenance procedures Boiler must 01 W 1 Ja i 1o mr lale aariak e DAILY Maintenance The boiler should be inspected and started annually at the beginning of the heat AWARNING p y g g ing season only by a qualified service technician In addition the maintenance and care of the boiler designated on page 5 and explained on the following pages must be performed to assure maximum boiler efficiency and reliability Failure to service and maintain the boiler and system could result in equipment failure causing possible severe personal injury death or substantial property damage ACAUTION The following information provides detailed instructions for completing the maintenance items listed in the maintenance schedule page 5 In addition to this maintenance the boiler must be serviced and started up at the beginning of each heating season by a qualified service technician
7. REMINDER MAINTENANCE RESET PRESS ENTER TO RESET MAINTENANCE REMINDER INSURE PROPER MAINTENANCE HAS BEEN PERFORMED SELECT OPTIONA V 4 PREVIOUS ENTERE NEXT screen Enter select Highlight next selection DOWN SET YEAR ELECT OPTIONA Y T A SET MONTH 12 ELECT OPTIONA YV T i N SET DATE 30 ELECT OPTIONA V T N N SET MINUTE 30 ELECT OPTIONAV PREVIO ENTER SET HOUR 12 ELECT OPTIONAV T Part number 550 142 086 1113 WNM97 GAS FIRED WATER BOILER User s Information Manual Aqua Logic CWH Performance Mode quick set up HOT WATER CAN SCALD Read DANGER information on page 13 before adjusting CONTROL NAVIGATION BUTTONS SUGGESTED CWH WM97 70 HIGH PERFORMANCE eee PERFORMANCE WM97 110 NORMAL Highlight next selection UP SETTINGS WM97 155 NORMAL Light loads If load is always light Performance mode can be set to ECONOMY If this setting does not PREVIOUS D B NEXT result in sufficient hot water change to NORMAL or HIGH PERFORMANCE instead screen Naas Heavy loads If maximum capacity is required set the Performance mode to HIGH PERFORMANCE D Scheduled performance Use the SCHEDULED Performance mode option to program the WM97 control to change performance mode based on time of day and weekdays vs weekends See instructions A Enter select in this manual for setting time periods in SCHEDULED mode Highlight next selection DOWN Excep
8. HHH F INSTALLED DD MM YY Select MANUAL RESET to reset ENPUTS LAST DATE DD MM YY condition Make sure to correct PUMPS NEXT DATE DD MM YY the cause of the problem if SETTINGS INTERVAL SETTINGS possible MANUAL RESET RESET REMINDER SELECTAY PREVIOUS ENTER PREVIOUS ENTERS Part number 550 142 086 1113 WH 032U 1 WN97 GAS FIRED WATER BOILER User s Information Manual The WM97 control settings without CWH USER Menu functions Date and time 1 Set year month date hour and minute l on the five screens shown below 2 Keep date and time current to ensure that maintenance information and control 2 fault history will be accurate Maintenance information Obtain installer information installation date and maintenance schedule last and next dates Use the final screen to reset the mainte nance reminder Figure 9 USER Menu access and navigation for WM97 boiler without optional Companion Water Heater Access USER MENU by selecting SETTINGS on the STATUS screen see Figure 6 page 10 SET YEAR 2011 SELECT OPTIONAV 4PREVIOUS ENTERE SET MONTH 12 SET DATE 30 SET MINUTE 30 SET HOUR 12 SELECT OPTIONAV 4PREVIOUS ENTERE SELECT OPTIONA V 4PREVIOUS ENTERE USER MENU SET DATE AND TIME MAINTENANCE TION AV SELECT 0 4PREVIOU P S ENTERE
9. SMELL GAS EE e Donottry to light any appliance e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e Do not touch any electric switch do not use any phone in your building e Ifyou cannot reach your gas supplier call the fire department Les OPERATING INSTRUCTIONS 1 STOP Read the safety information above on this label This appliance Gas valve CLOSED is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand Set room thermostat s to lowest setting Turn OFF all electrical power to the appliance Locate boiler manual gas valve in the gas piping below the boiler Turn boiler manual gas valve knob counterclockwise to OPEN gas supply Wait five 5 minutes to clear out any gas Then smell for gas including near the floor 7 If you smell gas STOP Turn the boiler manual gas valve to OFF Then follow WHAT TO DO IF YOU SMELL GAS above If you don t smell gas go to step 8 below 8 Turn ON all electrical power to the appliance 9 Set thermostat s to desired setting 10 The boiler display will show symbols and or text describing the status of the boiler as it proceeds through its operating sequence Standby status means the burner is off 11 If the appliance will not operate when there is a call for heat and piping is not hot follow the instructions To Turn Off Gas To Appliance below and call your servi
10. to valve operation a metal discharge line must be connected to relief valve out let and run to a safe place of disposal This discharge line must be installed by a quali fied heating installer or service technician in accordance with the instructions in the WM97 Boiler Manual The discharge line must be terminated so as to eliminate possibility of severe burns should the valve discharge Part number 550 142 086 1113 WNI97 GAS FIRED WATER BOILER User s Information Manual OPERATING INSTRUCTIONS Figure 5 Operating instructions See page 2 for location of manual gas valve OH FOR YOUR SAFETY READ BEFORE OPERATING PR A This appliance does not have a pilot It is C Use only your hand to turn the gas control knob Never use equipped with an ignition device which tools If the knob will not turn by hand don t try to repair it call automatically lights the burner Do not try to a qualified service technician Force or attempted repair may light the burner by hand result in a fire or explosion B Before OPERATING smell all around the D Do not use this appliance if any part has been under water appliance area for gas Be sure to smell next Immediately call a qualified service technician to inspect the to the floor because some gas is heavier appliance and to replace any part of the control system and any ak air and will settle on the floor See gas control which has been under water elow Lees WHAT TO DO IF YOU
11. M WEIL M LAIN User s Gas Fired Water Boilers l nfo rm at O n M a n ual With or without Aqua Logic CWH r l fim WEIL M LAIN CERTIFIED l __ Now available Matching High Performance AQWA LOGIC Companion Water Heater ENERGY STAR s Unit sold separately d If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance e Do not touch any electrical switch do not use any telephone in your building e Immediately call your gas supplier from a neighbor s telephone Follow the gas supplier s instructions e f you cannot reach your gas supplier call the fire department Installation amp service must be performed by a qualified installer service technician or the gas supplier Part number 550 142 086 1113 WNM9S7 GAS FIRED WATER BOILER User s Information Manual Please read this page first Learn See Hazard Definitions below precautions Locate boiler See illustration at right components Laundry room or pool make sure Prevent air boiler air is piped to boiler per manual contamination Read list of air con
12. aintenance that are important but not related to personal injury or property damage WM97 Boiler components WM97 70 110 shown Piping to system Pressure temperature lt gt gauge gt N Relief valve m ON OFF Switch Also available with Companion Water Heater not shown See page 13 for information Control display and buttons L Condensate trap and drain line drain line must be MANUAL GAS VALVE installed by quali fied technician per boiler manual NOTE Lower pipes may be connected to a domestic hot water storage tank Relief valve drain line must be run to safe drainage location must be installed by qualified technician per boiler manual Part number 550 142 086 1113 WM S9S 7 GaAs FIRED WATER BOILER User s STOP Read before proceeding Have this boiler serviced inspected by a qualified service technician at least annually Failure to comply with the above could result in severe personal injury death or substantial prop erty damage NOTICE BAME EELA E oiler Please have the boiler model number from the boiler rating label and the CP number from the boiler jacket Should overheating occur or gas supply fail to shut off DO NOT turn off or disconnect electrical supply to circulator Instead shut off the gas supply at a location external to the appliance Do not use this boiler if any part has been under water Immediately call a qu
13. alified service technician to inspect the boiler and to replace any part of the control system and any gas control that has been under water AWARNING Failure to adhere to the guidelines on this page can result in severe personal injury death or substantial property damage Boiler service and maintenance e To avoid electric shock disconnect electrical supply before performing maintenance e To avoid severe burns allow boiler to cool before performing maintenance e You must maintain the boiler as outlined in the manual and have the boiler started up and ser viced at least annually by a qualified ser vice technician to ensure boiler system reliability Boiler operation Do not block flow of combustion or ventilation air to boiler This boiler is equipped with a control which will automatically shut down the boiler should air or vent be blocked If vent or air blockage is easily ac cessible and removable remove it The boiler should attempt to restart within an hour If blockage is not obvious or cannot be removed have the boiler and system checked by a qualified service technician Combustion air e DONOT obstruct the combustion air intake or expose the air intake to corrosive chemicals see next page Part number 550 142 086 1113 Carbon monoxide detector A carbon monoxide detector that is wired on the same electrical circuit as the boiler is strongly recom mended Boiler water
14. ce technician or gas supplier aia a i D N to CLOSE E TO TURN OFF GAS TO THE APPLIANCE EE 1 Setroom thermostats to lowest setting 3 Turn boiler manual gas valve knob 2 Turn OFF all electrical power to the appliance clockwise y to close gas supply 550 101 264 1113 Part number 550 142 086 1113 9 e ce p g pm pm p F k a b Tri gt ay 7 Nate amp a E BE ho ow Ilea VOC B m Fa i ge ai ey Se fi N a Cy id Lae p ih FR pe FA fr gt Ye s Information Manu a qi The WM97 control display Figure 6 WM97 boiler control display states press the RIGHT ARROW button to see the INFORMATION screen HH MM AM MODULATION ES ee vim WWENL Mc LAIN MM DD YY O _ 1 Screen color Blue space heating or when a button is pressed Screen will show solid red with the exclamation mark symbol if a non shutdown failure occurs i e failure of a non critical sensor such as outdoor or Display above is typical for normal operation The center symbol changes to show operation status Press P to switch to INFO screen The INFO screen below is for at a glance information during normal operation BUTTONS system supply or return sensor lt lt Time and date 2 Status graphic 3 Firing rate bar 4 Operating status
15. e of obstructions Remove any debris on the air intake or flue exhaust openings Check boiler pressure temperature gauge 1 Make sure the pressure reading on the boiler pressure temperature gauge does not exceed 24 psig Higher pressure may indicate a problem with the expansion tank 2 Contact a qualified service technician if problem persists Verify that boiler door is securely closed 1 Visually inspect boiler front door to be sure it is sealed all around its perimeter Verify that the two door latches are tight AWARNING The boiler front door must be securely fastened to the boiler to prevent boiler from drawing air from inside the boiler room This is particularly important if the boiler is located in the same room as other appliances Failure to keep the door se curely fastened could result in severe personal injury or death Contact your installer or tech nician immediately if the front door does not close correctly or if the door gaskets are dam aged Part number 550 142 086 1113 WNM97 GAS FIRED WATER BOILER User s Information Manual User maintenance procedures continued MONTHLY Maintenance Part number 550 142 086 1113 Check vent amp air piping 1 Visually inspect the flue gas vent piping and air piping for any signs of blockage leakage or deterioration of the piping Notify your qualified service technician at once if you find any problem Failure to inspect the ven
16. efficiency Delivers hot water for a VALUES mode shower sinks or faucets continually except WM97 70 model Start time General setting for most times of the day a to four periods can be AM or PM Saves energy by operating with lower boiler temperatures and z AY kevs to hichlicht Ni a storing tank at lower temperature for lowest standby losses Not sia nei ONTON ECONOMY recommended for showering with 70 F temperature rise except for line to change the WM97 155 model Ideal setting in schedule mode for low use Press W to select the line WEEKEND DHW SCHEDULE a Use AP Y4 keys to L ANAN en Ene mode will not supply hot water to the user AY keys to change a PERFORMANCE HIGH l l l performance mode This mode allows programming up to 4 different performance modes HH MMAM HH MMAM to occur at different times of the day There are different schedules Press W to save value ME TEO RMA WCE T ORMA I for Weekdays M F and Weekends This allows energy savings b i HH MMAM HH MMAM SCHEDULED keeping aay at fa temperatures when not ce at ae A OPY PERFORMANCE ECONOMY peak demands during times of typical high usage These times must PO END ap OF SELECTAV lt gt ENTER be programmed by the contractor or user PREVIOUS period lt PREVIOUS MADJUST Part number 550 142 086 1113 15 WNMS7 GAS FIRED WATER BOILER User s Information Manual Vacation mode quick access Vacation
17. g products and other similar products Excessive dust and dirt Areas likely to have contaminants Dry cleaning laundry areas and establishments Swimming pools Metal fabrication plants Beauty shops Refrigeration repair shops Photo processing plants Auto body shops Plastic manufacturing plants Furniture refinishing areas and establishments New building construction Part number 550 142 086 1113 E Eo Bo Fo 5 lag x A A Pees _ Onn WAT ee 2 A D a CAF Q a Arrn aT O e WP lalli lias We ee mein ATAL TIn T au N v E lt i ait PAGEW EE Li aa E kema ci H Annual startup and general maintenance Figure 2 Service and maintenance schedules OWNER MAINTENANCE see the following pages for instructions Contact your boiler service technician to inspect service and start up your boiler You must have an annual start up performed by a qualified service technician to ensure reliable operation of the boiler and system BEGINNING OF SEASON Check boiler area e Check air openings e Check pressure temperature gauge Verify boiler front door is securely closed Check vent piping e Check air piping Check relief valve MONTHLY Check condensate drain system e Check automatic air vents if used Check display date and time e Aqua Logic CWH installations see last page of this manual
18. lf the boiler combustion air inlet is located in any area likely to cause contamination or if products which would contaminate the air cannot be removed you must have the com bustion air and vent re piped and terminated to another location Contaminated combustion air will dam age the boiler resulting in possible severe personal injury death or substantial property damage Do not operate the WM97 boiler if its combustion air inlet is located in a laundry room or pool facility for example These areas will always contain hazardous contaminants Combustion air contamination AWARNING Ensure that the combustion air will not contain any of the contaminants in Figure 1 Combustion air supply openings or intake terminations must NOT be near a swimming pool for example Avoid areas subject to exhaust fumes from laundry facilities These areas will always contain contaminants Figure 1 Corrosive contaminants and sources Products to avoid Spray cans containing chloro fluorocarbons Permanent wave solutions Chlorinated waxes cleaners Chlorine based swimming pool chemicals Calcium chloride used for thawing Sodium chloride used for water softening Refrigerant leaks Paint or varnish removers Hydrochloric acid muriatic acid Cements and glues Antistatic fabric softeners used in clothes dryers Chlorine type bleaches detergents and cleaning solvents found in household laundry rooms Adhesives used to fasten buildin
19. mode access 1 Use the sequence shown below for quick access to enable VACATION mode 2 When VACATION mode is turned OFF the WM97 control reverts to the Performance Mode previously selected CWH 4 F FEF STATUS DHW HIGH PERF MODULATION USER MENU SET DATE AND TIME Mc LAIN MM AM MM DD YY MAINTENANCE TARGET HHH F SUPPLY F DHW SETTINGS RETURN HHH F OUTDOOR HHH F VACATION MODE OFF STORAGE TANK HHH F press INPUTS press Bpumps siog ETTIN G S gt aiea gt BMANUAL RESET S LODULATION AVAFTAFET ee SELECT OPTIONAWV MiG SO See ae lt 4PREVIOUS ENTERG STANDBY screen STATUS shows active system or CWH USER MENU screen Scroll down to mode if CWH is calling for heat highlight VACATION MODE Scroll down to highlight SETTINGS to go Press ENTER key to set VACATION mode TT to USER MENU screen ON or OFF ATTENTION AQUA LOGIC CWH USER S AWARNING Have the water heater serviced at least once annually by a qualified service technician Follow the maintenance procedures below at least monthly Failure to comply with the above can result in severe personal injury death or substantial property damage MONTHLY maintenance by user At least MONTHLY visually check valves pipes and fittings for leaks l e Check hot water supply at several outlets Make sure water temperature is not too hot e Call qualified service technician to repair leaks or addres
20. rol MAINTENANCE notice screens alternates between wrench screen and maintenance screen a Mc LAIN gt MM AM TOOULETION MM DD YY 2 ALTERNATING SCREENS MAINTENANCE NAME 4 4 4 FHF PHONE F MODEL WM9O7 CCPH FHF EF INSTALLED DD MM YY LAST DATE DD MM YY The display turns red and shows the wrench symbol to indicate a situation requiring service attention The screen alternates between the wrench screen and the Maintenance screen This only occurs during standby not during boiler operation Press ENTER NEXT DATE DD MM YY to go to the Reset _ INTERVAL SETTINGS Reminder After resetting RESET REMINDER the control will no longer 4PREVIOUS ENTERE show the wrench screen WH 065 Figure 8 WM97 boiler control display LOCKOUT SCREEN screen turns red when boiler locks out highlight and select MANUAL RESET to reset boiler as shown below m wen McLAIN MM DD YY mwen McLAIN MM DD YY MODULATION ALERT INFON MODULATION ALERT INFON MM AM Cm WEN McLAIN MM DD YY MODULATION ALERT INFOS SEE TOP LINE OF DISPLAY FOR ERROR 3 MAINTENANCE jr a Alternating Date Time amp Error Info Here STATUS HHH NAME 4 4 44 MODULATION C PHONE 4 TARGET HHH F MODEL WM9O7 SUP Pie HHH F RETURN HHH F CCPH 44 F OUTDOOR
21. s problems Weil McLain u E L Mm L RIN 500 Blaine Street E Michigan City IN 46360 2388 http www weil mclain com
22. schedule settings if SCHEDULE mode is used will be ac curate Maintenance information 1 Obtain installer informa tion installation date and maintenance schedule last and next dates Use the final screen to reset the maintenance reminder DHW Settings 1 See page 15 for explana tion of performance mode settings Use the TANK STORAGE TEMPERATURE setting to customize the tank storage temperature This should not be necessary in most cases Tank temperature is automatically set when selecting a performance mode A DANGER Hot water can scald See DANGER information on page 13 before adjusting STANDBY screen MODULATION HH HHHHHEHH E TENSESO g0 4PREVIOU PREVIOUS screen AV ENTERS Ee STATUS shows active system or CWH mode if CWH is calling for heat Scroll down to highlight SETTINGS to go to USER MENU screen CWH 044 USER MENU SET DATE AND TIME MAINTENANCE DHW SETTINGS VACATION MODE Highlight VACATION MODE to toggle vacation mode on or off Highlight and select DHW SETTINGS to go to the DHW Settings screen this is where Performance Mode is selected Press ENTER to move to the Maintenance Reset screen Pressing ENTER here will reset the maintenance reminder The display screen will return to normal after the reset MAINTENANCE NAME HHEHHHHHHHHHE HHH HEHH HHHH WM97 HHHH HHH HH INSTALLED MM DD YY LAST DATE MM DD YY NEXT DATE MM DD YY
23. t air system as noted above and have them repaired by a qualified service technician can result in vent system failure causing severe personal injury or death Check the relief valve 1 Inspect the boiler relief valve and the relief valve discharge pipe for signs of weeping or leakage 2 Ifthe relief valve often weeps the expan sion tank may not be working properly Immediately contact your qualified ser vice technician to inspect the boiler and system Check the condensate drain system 1 Visually inspect the condensate drain tubing and the end of the tube Make sure the tube is in good condition and that condensate can run freely 2 Inspect the boiler condensate trap locat ed under the boiler see Figure 3 Make sure the ball float in the trap is in place and appears to be free to move Make sure the trap has water in it 3 Contact a boiler service technician if you observe any problems Check automatic air vents if used automatic air vents must be used with diaghragm type expansion tanks only 1 See Figure 4 2 Remove the cap from any automatic air vent in the system and check operation by depressing valve B slightly with the tip of a screwdriver AWARNING Scald hazard Water from air vent may be very hot Avoid contact to prevent possible severe personal injury 3 If the air vent valve appears to be work ing freely and not leaking replace cap A twisting all the way on
24. taminants you must avoid Set up a plan for maintaining the boiler using the schedule included in Maintain this manual boiler Schedule an annual start up by a qualified service technician before every heating season Sar Or oiowihe Lighting instueiidnsiosi ollow the Lighting instruction shee Shutdown details to start or shutdown your boiler boiler Understand and This page shows display screen modes and menu access information use the coniro WM97 boiler without Aqua Logic display CWH how to use the USER MENU Aqua Logic CWH overview and DANGER information WM97 with USER MENU functions and how to set date time and maintenance reminder AQUA LOGIC Companion Quick Set up of Aqua Logic CWH Water Heater Performance Mode and how to set Scheduled operation VACATION MODE quick access Hazard definitions The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important information concerning the life of the product INN a Indicates presence of hazards that will cause severe personal injury death or substantial property damage AWARNING Indicates presence of hazards that can cause severe personal injury death or substantial property damage ACAUTION Indicates presence of hazards that will or can cause minor personal injury or property damage NOTICE Indicates special instructions on installation operation or m
25. ter tap or draw their own bath If anyone using hot water in the building fits the above description or if state laws or local codes require certain water temperatures at hot water taps you must take special precautions Use lowest possible temperature setting Install a thermostatic protective device at each point of use in addition to the mixing valve installed at the water heater Water passing out of drain valves may be extremely hot To avoid injury Make sure all connections are tight Direct water flow away from any person Optional AQUA LOGIC Companion Water Heater For all applications Protection must be taken against excessive temperature and pressure Install a tem perature amp pressure T amp P relief valve like that provided with the water heater and ther mostatic mixing valve like that provided with the water heater In addition a thermostatic protective device at each point of use may also be necessary Part number 550 142 086 1113 13 WN97 GAS FIRED WATER BOILER User s Information Manual CWH Date Time amp Maintenance USER Menu functions Date and time 1 Set year month date hour and minute on the five CONTROL NAVIGATION BUTTONS Highlight next selection UP DATE TIME STATUS Active System MODULATION EA m WEIL Mc LAIN HH MM AM screens shown at right Keep date and time cur rent to ensure that mainte nance information control fault history and
26. tions USER DOMESTIC HOT WATER SETTINGS TANK STORAGE TEMPERATURE HHH F DATE TIME STATUS Active syst MODULATION E USER MENU SET DATE AND TIME com WEIL Mc LAIN MM AM MM DD YY MAINTENANCE VACATION MODE OFF ADJUST SCHEDULES WEEKDAY S WEEKENDS i SELECT OPTION AV SELECT OPTION AV e 4PREVIOUS ENT EREK 4PREVIOUS ENTER I STANDBY screen STATUS shows active o system or CWH mode if y CWH is calling for heat EEE WARNING DHW PERFORMANCE Scroll down to highlight SE PETECTER SETTINGS to go to USER anaes MENU screen HOT WATER STORAGE OFF DISABLED HIGH PERFORMANCE NORMAL CWH 043 Mode Design OOO If selected by a User Aqua Logic CWH operation is turned off can be turned on by user in the Performance Mode Menu NOTICE If a Contractor selects OFF DISABLE the CWH cannot be turned on by the user It can only be activated by a Contractor ECONOMY MAX SAVINGS VACATION SCHEDULE LECT OPTION AV E PREVIOUS ENTER E OFF DISABLED NORMAL Delivers the highest performance available and maximizes the energy of the stored water for demanding applications Use during peak demand periods when multiple fixtures will be running SETTING SCHEDULE Highlight WEEKDAY or to change WEEKEND A balance of performance and
27. x changer reducing heat transfer and causing overheating Heat exchanger failure can occur AWARNING Do not use petroleum based cleaning or sealing compounds in boiler system Severe damage to boiler and system components can occur resulting in possible severe personal injury death or sub stantial property damage Operate boiler relief valve Before proceeding verify that the relief valve outlet has been piped to a safe place of discharge avoiding any possibility of scalding from hot water Read the boiler pressure temperature gauge to make sure the system is pres surized 3 Lift the relief valve top lever slightly al lowing water to relieve through the valve and discharge piping If water flows freely release the lever and allow the valve to seat Watch the end of the relief valve discharge pipe to ensure that the valve does not weep after the line has had time to drain If the valve weeps lift the seat again to attempt to clean the valve seat If the valve continues to weep afterwards contact your qualified service technician to inspect the valve and sys tem If water does not flow from the valve when you lift the lever completely the valve or discharge line may be blocked Immediately shutdown the boiler fol lowing the lighting instructions on the inside jacket top Call your qualified service technician to inspect the boiler and system AWARNING To avoid water damage or scald ing due
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