User Manual - Models 400
Contents
1. STANDBY The unit has not received a call for heat from a remote thermostat nor has it received a call for heat from a DHW thermostat START The unit has begun a burn cycle and is checking all safety circuits PREPURGE The unit has initiated a prepurge period on a call for heat IGNITION The unit has begun a spark period to ignite the main burner A Yo 4 The unit has fired and is running at the displayed percentage Boiler Status The call for heat has been satisfied and the unit runs the fan for an Bar POSTPURGE additional postpurge period to clear the combustion chamber and vent system of residual flue products SHUTDOWN The unit has been placed in the OFF position SETPOINT HET B Call for Heat Indicators The member unit is supplying heat while in Cascade Mode WAnt Outdoor Knight XL User s Information Manual 4 SMART SYSTEM control module continued Status Display Screens cont d Description SYSTEM The temperature read by the system supply sensor if connected TANK The temperature read by the tank sensor if connected OUTDOOR The temperature read by the outdoor sensor INLET TEMP The temperature read at the inlet to the heat exchanger OUTLET TEMP The temperature read at the outlet of the heat exchanger The temperature difference between the inlet and the outlet of the nn heat exchanger FLUE TEMP The temperature read by the flue sensor FLAME CURRENT The current measu2. 2 Remove the 2 PVC cap with the switch located at the top of the trap FIG 2 1 3 Fill with fresh water until the water begins to pour out of the drain 4 Replace the cap Press the cap onto the trap until the cap makes contact with the drain 5 Replace the retaining screw WET Outdoor Knight XL User s Information Manual 2 Maintenance schedule continea The condensate trap FIG 2 1 must A WARNING be filled with water during all times of boiler operation to avoid flue gas emission from the condensate drain line Failure to fill the trap could result in severe personal injury or death Figure 2 1 Condensate Trap 2 PVC CAP WITH BLOCKED DRAIN SWITCH 1 2 12 7mm PVC ELBOW FIELD SUPPLIED TO FLOOR DRAIN CONDENSATE FROM HEAT EXCHANGER Condensate disposal 1 This boiler is a high efficiency appliance that produces condensate 2 The side of the boiler has a 1 2 inch PVC union for connection of a 1 2 inch PVC pipe FIG 2 2 3 Slope condensate tubing down and away from the boiler into a drain or condensate neutralizing filter Condensate from the outdoor boiler will be slightly acidic typically with a pH from 3 to 5 Install a neutralizing filter if required by local codes Call your qualified service technician to inspect the boiler and system A Neutralizer Kit is available from the factory Kit 3087 for Models 400 501 and Kit 30002 for Models 601 801 Call your qualified service
3. lt lt e Perform start up checkout and performance verification per Section 10 e Test low water cutoff if used e Flame inspection stable uniform Periodically e Reset button low water cutoff e Flame signal at least 10 microamps at high fire e Clean the heat exchanger if flue temperature is more than 54 F 30 C above return water temperature e Check boiler piping gas and Every water for leaks If combustion or performance AGE On e Operate relief valve indicate need p e Clean heat exchanger e Remove and clean burner using compressed air only End of season months e Shut boiler down unless boiler used for domestic hot water e Clean the blower wheel Follow the maintenance procedures given throughout this manual Failure to perform the service and A WARNING l l i maintenance or follow the directions in this manual could result in damage to the boiler or system resulting in severe personal injury death or substantial property damage Kise Outdoor Knight XL User s Information Manual 2 Maintenance schedule Maintenance procedures Boiler must be serviced and maintained The boiler must be inspected and started annually at the beginning of the heating season by a qualified service technician In addition the maintenance and care of the boiler designated on page 5 of this manual and explained on pages 6 through 8 must be performed to assure maximum boi
4. 12 14 Cheek All PIPING sets cenene 6 NOLS Seige op ne ee eee neee dennen daders 15 Check Relief Valve cccccccccesssssseeeeeeceeeeeeeseeeaeneeeees 6 Revision Notes cccccccceeeeeeseeseeeesseeeeeeeeeeees Back Cover Check Condensate Drain System nnen 6 7 Check Air Vents unne ennnennsenrenen ens eennnnnnnnenn 8 Test Low Water Cutoff if installed 8 Reset Button low water Cutoff eee 8 Check Boiler Piping gas and water 8 Operate Relief Valve unne enne eennennnnenn 8 Shut Boiler DOWN Er 8 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 A DANGER end indicates an imminently hazardous situation which if not avoided will result in death or serious A WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious Injury A CAUTION CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate Injury CAUTION used without the safety alert symbol indicates a potentially hazardous situation which if not CAUTION avoided may result in property damage NOTICE NOTICE indicates special instructions on installation operation or maintenance that are important but not related to perso
5. NAVIGATION dial until the desired temperature unit is shown Save the new setting as described in the Saving Parameters section page 10 Manual and auto reset high limit set points The set points used by the Manual Reset High Limit and the Auto Reset High Limit are adjustable through the display To access these settings press the NAVIGATION dial once then press the LEFT SELECT LIMITS key once The two settings appear Rotate the NAVIGATION dial as needed so the arrow gt points to the limit setting you wish to adjust Press the NAVIGATION dial once The value of that setting will begin to flash Rotate the NAVIGATION dial to change the value to the desired set point Press the RIGHT SELECT SAVE key to save the new value or the LEFT SELECT EXIT key to leave the set point at the original value The other high limit setting may then be changed using the same procedure if desired When finished press the RIGHT SELECT HOME key to store the new settings or the LEFT SELECT EXIT key to return to the Space Heating and DHW Set Points Menu Space heating SH1 SH2 SH3 and tank set points CAUTION Mixing valves are required for the protection of any low temperature loops There are three 3 individual user set points for better zone control These are listed as SH1 Set Point through SH3 Set Point If multiple set points are calling for heat the highest set point has priority The range is SH Minimum Set point to SH Maximum Se
6. on page 3 615 889 8900 Fax 615 547 1000 R06313 www Lochinvar com OKBX USER Rev B 1 14
7. pilot It is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand BEFORE OPERATING smell all around the appliance area for gas Be sure to Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water OPERATING INSTRUCTIONS 1 STOP Read the safety information 8 Turn gas shutoff valve clockwise to ON above on this label Handle will be parallel to pipe e Do not touch any electric switch do not use any phone in your building 2 Set the thermostat to lowest setting 9 Install top cover 3 Turn off all electric power to the 10 Turn on all electric power to appliance appliance 11 Set thermostat to desired setting This appliance is equipped with an 12 If the appliance will not operate follow the ignition device which automatically lights the burner Do not try to light the burner by hand Remove top cover Turn gas shutoff valve counterclockwise to OFF Handle will be perpendicular to pipe Do not force Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow B in the safety information above on this label If you don t smell gas go to next step Set the thermostat to lowest setting Turn off all electric power to the appli
8. technician to install 4 Install the 1 2 inch PVC elbow field provided as shown in FIG 2 2 Call your qualified service technician to inspect the boiler and system 5 Do not expose condensate line to freezing temperatures 6 Use only plastic tubing or piping as a condensate drain line FIG 2 2 1 2 12 7mm PVC ELBOW FIELD SUPPLIED NOTICE Use materials approved by the authority having jurisdiction In the absence of other authority PVC and CPVC pipe must comply with ASTM D1785 or D2845 Cement and primer must comply with ASME D2564 or F493 For Canada use CSA or ULC certified PVC or CPVC pipe fittings and cement NOTICE To allow for proper drainage on large horizontal runs a second line vent may be required and tubing size may need to increase to 1 inch The condensate line must remain unobstructed allowing free flow of condensate If condensate is allowed to freeze in the line or if the line is obstructed in any other manner condensate can exit from the boiler tee resulting in potential water damage to property Call your qualified service technician to inspect the boiler and system 7 A condensate removal pump is required if the boiler is below the drain When installing a condensate pump select one approved for use with condensing boilers and furnaces The pump should have an overflow switch to prevent property damage from condensate spillage Call your qualified service technician to inspect th
9. value will begin flashing Rotate the NAVIGATION dial to adjust the minutes Repeat this procedure to adjust the month date and year Save the new settings as described in the Saving Parameters section this page For these features to 4 SMART SYSTEM control module continued Night Setback Override Any Night Setback On trigger currently active or scheduled within the next seven 7 days can be skipped To skip a trigger rotate the NAVIGATION dial until the arrow gt is next to the trigger you wish to skip Press the NAVIGATION dial once SK will appear next to that trigger to indicate that it will be skipped You can restore an upcoming trigger by selecting that trigger and pressing the NAVIGATION dial again The SK next to that trigger will disappear To save any changes and return to the Home Screen press the RIGHT SELECT HOME key To return to the Status Screen without saving the changes press the LEFT SELECT EXIT key Temperature Units The control can be configured to display temperature in either F or C This parameter can be changed by the user or the installer by accessing the Temperature Units parameter The default is F To change the temperature units access the clock menu as described in the User section this page Rotate the NAVIGATION dial until the arrow gt is pointing to TEMPERATURE UNIT F Press the NAVIGATION dial once The temperature unit will begin to flash Rotate the
10. OKBX USER Rev B COMMERCIAL BOILER Outdoor Knight XL User s Information Manual Models 400 801 IMG00330 This manual must only be used by a qualified heating installer service technician Read all instructions including this manual and the Outdoor Knight XL Service Manual before installing Perform steps in the order given Failure to comply could result in severe personal injury death or substantial property ochinvar High Efficiency Water Heaters Boilers and Pool Heaters Save this manual for future reference Contents HAZARD DEFINITIONS eneseeniecenensetinsteitenonkedenenmnen 2 3 OPERATING INSTRUCTIONS enntertereumeinineraneien 9 PLEASE READ BEFORE PROCEEDING 3 4 SMART SYSTEM CONTROL MODULE 1 PREVENT COMBUSTION AIR CONTAMINATION 4 SMART SYSTEM Control Module eee 10 2 MAINTENANCE SCHEDULE eneee 5 Access Modes cccccccceeceeeeeeeeeeececeeeeseaeaeeeeeeeeeeeess 10 Maintenance Procedures ccccssseeecessseeeceeeseeeseeeeeeeens 6 Saving Parameters cseeeeeccecceeeeseeeeeceeeeeeeeeeesseaeess 10 Boiler Must Be Serviced and Maintained 6 Adjusting Parameters anna nnnnnennn ennn ennen 10 Check Boiler Are a cccccccceeeceeesseeeeeeeeeeseessaaaaeneeeees 6 Temperature Settings nnn ven nennen 10 11 Check Pressure Temperature Gauge 6 Status Display Screens nuur eenen even
11. ance if service is to be performed Remove top cover TO TURN OFF GAS TO APPLIANCE instructions To Turn Off Gas To Appliance and call your service technician or gas supplier Gas Valve Gas Valve OPEN CLOSED to CLOSE 4 Turn gas shut off valve counterclockwise to OFF Handle will be perpendicular to pipe Do not force 5 Install top cover LBL2284 REV 4 SMART SYSTEM control WAnt Outdoor Knight XL User s Information Manual module M Outdoor Knight XL control module Use the control panel FIG 4 1 to set temperatures operating conditions and monitor boiler operation Figure 4 1 Control Panel i CO MMEEC BOILER RESET KEY LEFT SELECT KEY SOFT KEY NAVIGATION DIAL PRESS OR TURN RIGHT SELECT KEY SOFT KEY The information on the bottom of the display shows the functions of the two SELECT keys on either corner and the NAVIGATION dial in the center MENU Left SELECT Key SETPOINTS NAVIGATION Dial Pressing Down SHDN Right SELECT Key Access modes NOTICE User Please note that the brackets denote screen status The user can adjust space heating and tank target temperatures by pressing the NAVIGATION dial when LSETPOINTS is flashing at the bottom of the display The user can adjust the date and time temperature units and night setback override if active by pressing the LEFT SELECT MENU key for 5 seconds When the u
12. cy heat exchanger can be damaged by build up or corrosion due to sediment e Do not use petroleum based cleaning or sealing compounds in the boiler system Gaskets and seals in the system may be damaged This can result in substantial property damage Do not use homemade cures or boiler patent medicines Serious damage to the boiler personnel and or property may result e Continual fresh make up water will reduce boiler life Mineral buildup in the heat exchanger reduces heat transfer overheats the stainless steel heat exchanger and causes failure Addition of oxygen carried in by makeup water can cause internal corrosion Leaks in boiler or piping must be repaired at once to prevent makeup water Freeze protection fluids e NEVER use automotive antifreeze Use only inhibited propylene glycol solutions which are specifically formulated for hydronic systems Ethylene glycol is toxic and can attack gaskets and seals used in hydronic systems 3 WAnt Outdoor Knight XL User s Information Manual 1 Prevent combustion air contamination If 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 combustion air and vent re piped and terminated to another location Contaminated combustion air will damage the boiler resulting in possible severe personal injury death or substantial property damag
13. d 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 building products and other similar products Areas likely to have contaminants Dry cleaning laundry areas and establishments 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 Garages with workshops Kine Outdoor Knight XL User s Information Manual 2 Maintenance schedule Owner maintenance see pages 6 8 for detailed instructions Service technician see the Outdoor Knight XL Service Manual General e Address reported problems e Check boiler area e Inspect interior clean and vacuum if necessary e Check pressure temperature gauge e Clean condensate trap and fill with fresh water e Check for leaks water gas flue condensate e Verify flue and air passage ways in good condition and sealed tight e Check air and vent termination e Check system water pressure system screens piping expansion tank Monthly e Check control settings e Check relief valve eCheck ignition and flame sense electrodes sand off any deposits clean and reposition e Check condensate drain system e Check wiring and connections A gt am lt U l
14. e A WARNING If the boiler combustion air inlet is located in a laundry room or pool facility for example these areas will always contain hazardous contaminants Pool and laundry products and common household and hobby products often contain fluorine or chlorine compounds When these chemicals pass through the boiler they can form strong acids The acid can eat through the boiler wall causing serious damage and presenting a possible threat of flue gas spillage or boiler water leakage into the building Please read the information listed in Table 1 If contaminating chemicals will be present near the location of the boiler combustion air inlet have your installer pipe the boiler combustion air and vent to another location per the Outdoor Knight Boiler Installation and Operation Manual A WARNING To prevent the potential of severe personal injury or death check for areas and products listed in Table 1 before installing the boiler or air inlet piping If contaminants are found you MUST e Remove contaminants permanently _OR e Relocate air inlet and vent terminations to other areas Table 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 Paint or varnish removers Hydrochloric acid muriatic aci
15. e boiler and system Figure 2 2 Condensate Disposal IMG00331 FLOOR DRAIN OR DRAIN PAN 1 2 PVC UNION FACTORY SUPPLIED NEUTRALIZER KIT 2 Maintenance schedule Check air vents 1 Reference FIG 2 3 below 2 Visually inspect vent to make sure that no leaks are present 3 If there is leaking tighten the pin valve 4 Ifthe leak continues replace the air vent Figure 2 3 Manual Air Vent MANUAL AIR VENT VALVE Test low water cutoff if installed 1 Ifthe system is equipped with a low water cutoff test the low water cutoff periodically during the heating season following the low water cutoff manufacturer s instructions Reset button low water cutoff 1 Testing the low water cutoff shuts the unit off Press the RESET button on the low water cutoff to turn the unit back on Check boiler piping gas and water 1 Remove the boiler front access door and perform a gas leak inspection per steps 1 through 7 of the Operating Instructions on page 9 If gas odor or leak is detected immediately shut down the boiler following the procedures on page 9 Call a qualified service technician 2 Visually inspect for leaks around water piping Also inspect the circulators relief valve and fittings Immediately call a qualified service technician to repair any leaks WET Outdoor Knight XL User s Information Manual A WARNING Have leaks fixed at once by a qualified service technician Failure to comp
16. he LEFT SELECT key to return to the Status Screen and upload parameter changes SKIP Press the LEFT SELECT key when in the Night Setback Screen to access the Night Setback Skip Screen Turning the NAVIGATION dial will select the next or previous Status GASCREEN ad Pressing the NAVIGATION dial will show the next fault NSB Night HEAT Setback trigger or ramp delay setting E SELECT Pressing the NAVIGATION dial will select the setting indicated by the cursor NAVIGATION Dial Function 5ETPOINTS Pressing the NAVIGATION dial will display the Set Points Screen ga 0 ROLL Turning the NAVIGATION dial will move the cursor up or down Turning the NAVIGATION dial will increase or decrease the current SHDN Press the RIGHT SELECT key to turn the boiler OFF Press the RIGHT SELECT key to turn the boiler ON F RIGHT SELECT NO Press the RIGHT SELECT key to cancel the shutdown operation key function SAVE Press the RIGHT SELECT key to save the current change Press the RIGHT SELECT key to return to the Status Screen and HOME upload parameter changes MENU 14 WET Outdoor Knight XL User s Information Manual Notes 15 ta o n f Lochinvar Revision Notes Revision A ECO C11234 initial release High Efficiency Water Heaters Boilers and Pool Heaters 300 Maddox Simpson Parkway Revision B ECO C 14411 reflects condensate trap changes R6594 Lebanon TN 37090 along with the addition of the corrosive contaminant warning
17. ler 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 The following information provides detailed instructions for completing the maintenance items listed in the maintenance schedule on 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 Check boiler area A WARNING To prevent potential of severe personal injury death or substantial property damage eliminate all materials discussed below from the boiler vicinity and the vicinity of the boiler combustion air inlet If contaminants are found Remove products immediately from the area If they have been there for an extended period call a qualified service technician to inspect the boiler for possible damage from acid corrosion If products cannot be removed immediately call a qualified service technician to re pipe vent and air piping and locate vent termination air intake away from contaminated areas 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 contaminate the boiler intake air will cause acidic condensate in the boile
18. ly the valve or discharge line may be blocked Immediately shut down the boiler following the operating instructions on page 9 of this manual Call your qualified service technician to inspect the boiler and system Shut boiler down unless boiler is used for Domestic Water 1 Follow To Turn Off Gas to Appliance on page 9 of this manual 2 Do not drain the system unless exposure to freezing temperatures will occur 3 Do not drain the system if it is filled with an antifreeze solution 4 DO NOT shut down boilers used for domestic water heating they must operate year round Kise Outdoor Knight XL User s Information Manual 3 Operating instructions FOR YOUR SAFETY READ BEFORE OPERATING WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life e Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions e If you cannot reach your gas supplier call the fire department Use only your hand to turn the gas control knob Never use tools If the handle will not turn by smell next to the floor because some gas hand don t try to repair it call a qualified service is heavier than air and will settle on the technician Force or attempted repair may result floor in a fire or explosion WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance This appliance does not have a
19. ly could result in severe personal injury death or substantial property damage 3 Replace the front access door Operate relief valve 1 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 A WARNING To avoid water damage or scalding due to valve operation a metal discharge line must be connected to the relief valve outlet and run to a safe place of disposal This discharge line must be installed by a qualified heating installer or service technician in accordance with the instructions in the Outdoor Knight Boiler Installation and Operation Manual The discharge line must be terminated so as to eliminate possibility of severe burns or property damage should the valve discharge 2 Read the boiler pressure temperature gauge to make sure the system is pressurized Lift the relief valve top lever slightly allowing water to relieve through the valve and discharge piping 3 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 system 4 If water does not flow from the valve when you lift the lever complete
20. nal injury or property damage Kiser Outdoor Knight XL User s Information Manual Please read before proceeding The Outdoor Knight Boiler Installation Boiler service and maintenance NOTICE i l and Operation Manual along with the NOTICE A WARNING Outdoor Knight Boiler Service Manual are for use only by a qualified heating installer service technician Refer only to this User s Information Manual for your reference Improper installation adjustment alteration service or maintenance can cause property damage personal injury exposure to hazardous materials or loss of life Installation and service must be performed by a qualified installer service agency or the gas supplier who must read and follow the supplied instruction before installing servicing or removing this boiler This boiler contains materials that have been identified as carcinogenic or possibly carcinogenic to humans When calling or writing about the boiler Please have the boiler model and serial number from the boiler rating plate Consider piping and installation when determining boiler location Any claims for damage or shortage in shipment must be filed immediately against the transportation company by the consignee Factory warranty shipped with unit does not apply to units improperly installed or improperly operated Failure to adhere to the guidelines on this page can result in severe personal injury death or substantial p
21. r This will cause significant damage to the boiler if allowed to continue 6 Read the list of potential materials listed in Table 1A on page 4 of this manual Check pressure temperature gauge 1 Make sure the pressure reading on the boiler pressure temperature gauge does not exceed 24 psi 165 5 kPa Higher pressure may indicate a problem with the expansion tank 2 Contact a qualified service technician if problem persists Check all piping for leaks Eliminate all system or boiler leaks Continual fresh makeup water will reduce boiler life Minerals can build up in sections reducing heat transfer overheating heat exchanger and causing heat exchanger failure Leaking water may also cause severe property damage 1 Inspect all water and gas piping and verify to be leak free 2 Look for signs of leaking lines and correct any problems found 3 Contact a qualified service technician if problem persists Check relief valve 1 Inspect the boiler relief valve and the relief valve discharge pipe for signs of weeping or leakage 2 If the relief valve often weeps the expansion tank may not be working properly Immediately contact your qualified service technician to inspect the boiler and system Check condensate drain system 1 Inspect the condensate drain line condensate PVC fittings and condensate trap Fill condensate trap with water 1 Remove the PVC cap retaining screw from the PVC cap FIG 2 1
22. red by the flame sense circuit FAN SPEED The speed of the combustion blower BOILER PUMP The status of the boiler pump output C SYSTEM PUMP The status of the system pump output Operational Information DHW PUMP The status of the DHW pump output BMS VOLTAGE The voltage received from a BMS system BLR PUMP OUTPUT The speed signal sent to a variable speed boiler pump in percent SYS PUMP INPUT The speed signal received from a variable speed system pump control RATE OUTPUT A 0 10V signal indicating the firing rate of the boiler SH RUN HOURS The total hours of operation in the Space Heating Mode SH CYCLES The total burner cycles in the Space Heating Mode DHW RUN HOURS The total hours of operation in the DHW Mode DHW CYCLES The total burner cycles in the DHW Mode LAST 10 FAULTS NO The last 10 lockouts NIGHT SETBACK Shows the next Night Setback trigger if active 13 WAnt Outdoor Knight XL User s Information Manual 4 SMART SYSTEM control module Status Display Screens cont d Section Display __ Description Press and hold the LEFT SELECT key for 5 seconds to enter the Menu Screen EXIT Press the LEFT SELECT key to exit the current screen or setting D Press the LEFT SELECT key to confirm that the boiler needs to YES shutdown alt LSG P he LEFT SELECT k h hat all A ress the ey to enter the screen that allows you to key function NE adjust the limit settings HOME Press t
23. roperty damage ARNINGI DO NOT install units in rooms or environments that contain corrosive contaminants see Table 1 on page 4 Failure to comply could result in severe personal injury death or substantial property damage e To avoid electric shock disconnect electrical supply before performing maintenance e To avoid severe burns allow boiler to cool before performing maintenance Boiler operation A WARNING Do NOT install the appliance where it will be exposed to freezing temperatures e Do not block flow of combustion or ventilation air to the 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 accessible and removable remove it The boiler should attempt to restart If blockage is not obvious or cannot be removed have the boiler and system checked by a qualified service technician e Should overheating occur or gas supply fail to shut off do not turn off or disconnect electrical supply to the circulator Instead shut off the gas supply at a location external to the appliance e Do not use this boiler if any part has been under water The possible damage to a flooded appliance can be extensive and present numerous safety hazards Any appliance that has been under water must be replaced Boiler water Thoroughly flush the system without boiler connected to remove sediment The high efficien
24. ser password 0000 appears then press the RIGHT SELECT SAVE key do not change the password Installer Most parameters are available only to the installer accessible only by entering the installer password see the Outdoor Knight XL Service Manual Saving parameters Press the RIGHT SELECT SAVE key one time to return to the parameter listing Press the RIGHT SELECT HOME key again to store the new settings and return to the Status Screen 10 Adjusting parameters CAUTION The control uses an internal clock for the night setback feature and for logging of events work properly the clock must be set when the boiler is first installed or any time the boiler has been powered off for more than four 4 hours This parameter must be accessed to set the clock NOTICE To set the clock access the clock menu as described in the User section Rotate the NAVIGATION dial if needed until the arrow gt is pointing to TIME amp DATE Press the NAVIGATION dial once If the date and time are incorrect press the NAVIGATION dial again The hours value will begin flashing Rotate the NAVIGATION dial until the hour Before changing parameters note the settings so that the unit can be returned to its original operating parameters The internal clock does not adjust for Daylight Savings Time and therefore will require a manual adjustment and AM PM values are correct Press the NAVIGATION dial again The minutes
25. t point 32 F 0 C 190 F 88 C The default is 125 F 52 C By installing a tank sensor the SMART SYSTEM control can perform the tank thermostat function The SMART SYSTEM control automatically detects the presence of this sensor and generates a DHW call for heat when the tank temperature drops 6 F 14 C below the tank set point differential Tank Set point Differential parameter and finishes the call for heat when the tank temperature reaches tank set point offset This parameter can be changed by the installer by accessing the DHW Tank Set point parameter The temperature range of this parameter is 68 F 20 C to 190 F 88 C The default value is 125 F 52 C Press the NAVIGATION dial once A menu will appear showing the SH1 SH2 SH3 and DHW Set Points Rotate the NAVIGATION dial until the arrow gt is pointing to the setting you wish to change Press the NAVIGATION dial again The value of the selected setting will begin to flash Rotate the NAVIGATION dial to adjust the value Save the new setting as described in the Saving Parameters section page 10 17 WAnt Outdoor Knight XL User s Information Manual 4 SMART SYSTEM control module Figure 4 2 Status Display Screen BOILER CALL FOR SYSTEM c TANK OPERATIONAL E E T E E f INFORMATION D LEFT SELECT KEY RIGHT SELECT KEY NAVIGATION DIAL Status Display Screens Section Display Description _
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