Lochinvar KNIGHT 210 Скачать руководство пользователя страница 43 | Manualshive

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Notes

Service Manual

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Содержание KNIGHT 210

Страница 1: ...n Read all instructions including this manual and the Knight Wall Mount Installation and Operation Manual before installing Perform steps in the order given Failure to comply could result in severe pe...

Страница 2: ...but not related to personal injury or property damage CONTENTS 2 Hazard Definitions 2 PLEASE READ BEFORE PROCEEDING 3 Handling Ceramic Fiber Materials 3 When servicing boiler 4 Boiler operation 4 Boil...

Страница 3: ...Cancer IARC has concluded Crystalline silica in the form of quartz or cristobalite from occupational sources is carcinogenic to humans Group 1 Normal operating temperatures in this appliance are below...

Страница 4: ...ve sediment The high efficiency heat exchanger can be damaged by build up or corrosion due to sediment Do not use petroleum based cleaning or sealing compounds in the boiler system Gaskets and seals i...

Страница 5: ...n Knight wall mount boiler operation A General B Temperature Setting C Data Logging D Functions E DHW Settings F Outdoor Air Reset Curve G Anti cycling H Control Modes I Circulation Pumps J Service No...

Страница 6: ...ce is included to specify the Near Boiler Piping specific to the Knight wall mount boiler This piping scheme is important for proper operation of the SMART SYSTEM control See the Knight Wall Mount Ins...

Страница 7: ...1 Service Service Manual 7 1 Service continued The Knight wall mount display...

Страница 8: ...TCH SYSTEM SENSOR OUTDOOR SENSOR SEQUENCER BUILDING MANAGMENT SYSTEM LOW VOLTAGE CONNECTION BOARD INLET TEMPERATURE SENSOR OUTLET TEMPERATURE HIGH LIMIT SENSOR FLUE GAS SENSOR FLAME SENSOR LOW WATER C...

Страница 9: ...1 Service Service Manual 9 1 Service continued Control outputs...

Страница 10: ...eration can be based on boiler outlet water temperature boiler return water temperature or system supply temperature depending on the parameter setting Sequence of operation Table 1 shows control modu...

Страница 11: ...prepurge cycle is complete and the blocked drain switch and auto reset high limit are closed the control starts the 5 second trial for ignition by sending spark voltage to the spark electrode and ope...

Страница 12: ...ng set point As long as both the space heating and DHW calls for heat remain active the control will switch back and forth between the two modes until one of them is satisfied BLR SH 41 RATE OUT 123 0...

Страница 13: ...1 Service Service Manual 13 1 Service continued Display panel menu access Table 1B Use this procedure to access menus from the display panel...

Страница 14: ...1 Service 14 Service Manual 1 Service Display panel parameter access Table 1C This is a typical example of accessing a parameter shown for parameter I2 boiler pump delay...

Страница 15: ...es Yes 4 SH Offset 17 No No Yes Yes 5 SH Differential 18 No No Yes Yes C 1 Hours Running SH 18 Yes No Yes No 2 Hours Running DHW 18 Yes No Yes No 3 Ignition Attempts 18 Yes No Yes No 4 Show Last 10 Er...

Страница 16: ...turn Temperature Differential for Ending Anti Cycling 20 No No Yes Yes 3 Ramp Delay On Off 20 No No Yes Yes ANTI CYCLING H 1 SH Controlling Sensor Outlet System Inlet 21 No No Yes Yes 2 SH Source Ther...

Страница 17: ...0 F to 190 F The default value is 125 F SH minimum set point The SH minimum set point sets the minimum water temperature set point that can be used for space heating operation The user or installer wi...

Страница 18: ...staller by accessing parameter D2 The time range of this parameter is 0 to 40 minutes The default value is 20 minutes E DHW settings DHW boiler set point When a DHW call for heat becomes active the co...

Страница 19: ...control will block all SH demands DHW demands will still be active This parameter can be changed by the user or the installer by accessing parameter F5 The temperature range of this parameter is 0 F t...

Страница 20: ...the display until the time has elapsed or the water temperature drops below parameter G2 This parameter can be changed by the installer by accessing parameter G1 The time range for this parameter is...

Страница 21: ...ether The designated Leader boiler determines the total output needed from the group based on the set point and controlling sensor reading It assigns portions of this output to itself Leader and the M...

Страница 22: ...s adjustable by the installer by accessing parameter I3 The time range for this parameter is 0 minutes to 40 minutes The default time is 30 seconds J Service Notification Service notification in month...

Страница 23: ...Installation and Operation Manual Flame inspection stable uniform Flame signal at least 10 microamps at high fire Clean the heat exchanger if flue temperature is more than 54 F above return water tem...

Страница 24: ...1 of the Knight Wall Mount Installation and Operation Manual If any of these are present in the boiler intake air vicinity they must be removed If they cannot be removed reinstall the air and vent lin...

Страница 25: ...night Wall Mount Installation and Operation Manual before proceeding further Safety relief valves should be re inspected AT LEAST ONCE EVERY THREE YEARS by a licensed plumbing contractor or authorized...

Страница 26: ...edures 2 Check settings of external limit controls if any and adjust if necessary Perform start up and checks 1 Start boiler and perform checks and tests specified in Section 10 Start up of the Knight...

Страница 27: ...hanger Cleaning Kits Model Kit Number Part Number Component Description 50 105 KIT30062 CTN20005 Rear Refractory Cover MSC20083 Nylon 4 Wheel Brush MSC20085 1 4 x 12 Drill Extension 150 210 KIT30063 C...

Страница 28: ...ith boiler on Minimum 4 inches w c natural 8 inches w c LP with gas flowing verify during boiler startup Check control module fuses ALWAYS check control module fuses before replacing control module or...

Страница 29: ...ote thermostat satisfied Review remote thermostat setting Outside air temperature above Warm Weather Shutdown WWSD set point for main control board Check location of outside air sensor Check resistanc...

Страница 30: ...ble 3D Outdoor Air Sensor Resistance vs Temperature Temperature Resistance Temperature Resistance 50 490 813 20 46 218 40 336 606 30 34 558 30 234 196 40 26 099 20 165 180 50 19 900 10 118 018 60 15 3...

Страница 31: ...Clean or replace the burner as necessary Low water flow through the heat exchanger Refer to Section 6 Hydronic Piping of the Knight Wall Mount Installation and Operation Manual for minimum flow rates...

Страница 32: ...ected excessive condensate build up inside the unit Check condensate tube from unit to floor drain for proper installation and obstructions Inspect condensate trap for blockage Clean if necessary Chec...

Страница 33: ...rify that the plastic hose from the gas valve to the air inlet is connected and is not damaged Verify that the vent air intake pipes are installed correctly and that there are no obstructions Check fo...

Страница 34: ...installed correctly and there are no obstructions Check for 24 vac to the gas valve at the 2 pin connection on the side of the main control board during the ignition attempt If no voltage is present r...

Страница 35: ...operating replace the pump If the system pump is a variable speed pump ensure that the system flow is not less than the boiler flow If operating on something other than an outlet sensor check temperat...

Страница 36: ...EM display to reset Either the inlet water or outlet water temperature sensor has been disconnected Check the sensors and their associated wiring Repair or replace the sensor or wiring if damaged Meas...

Страница 37: ...ation Manual for the proper piping methods for the Knight wall mount boiler Check for 120 vac to the boiler pump motor on a call for heat If voltage is not present check the wiring back to the main co...

Страница 38: ...en corrected Press the RESET button on the SMART SYSTEM display to reset After downloading parameters from a laptop the main control board must be reset Press the ENTER RESET button on the SMART SYSTE...

Страница 39: ...ce the main control board if necessary If 120 vac is present on a call for heat and the boiler pump is not operating replace the pump Verify that the boiler pump is set to the proper speed or that the...

Страница 40: ...Troubleshooting Chart Combustion Levels POSSIBLE CAUSE CORRECTIVE ACTION Vent Air Intake Length or Obstruction Refer to Section 3 General Venting of the Knight Wall Mount Installation and Operation Ma...

Страница 41: ...1 4 turn counterclockwise to decrease CO2 levels After performing one adjustment on the valve follow the Combustion Analysis Procedure on page 40 of this manual to measure the combustion If combustion...

Страница 42: ...4 Notes 42 Service Manual...

Страница 43: ...4 Notes Service Manual 43...

Страница 44: ...22 Revision C ECO C02545 reflects the addition of references to periodic cleaning of screens in vent terminations and safety shutoff testing and instructions Revision D ECO C05457 reflects changes mad...

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