Lochinvar 1 manuel d'utilisation

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Un bon manuel d’utilisation

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Qu'est ce que le manuel d’utilisation?

Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Lochinvar 1 décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

Donc, ce qui devrait contenir le manuel parfait?

Tout d'abord, le manuel d’utilisation Lochinvar 1 devrait contenir:
- informations sur les caractéristiques techniques du dispositif Lochinvar 1
- nom du fabricant et année de fabrication Lochinvar 1
- instructions d'utilisation, de réglage et d’entretien de l'équipement Lochinvar 1
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

Pourquoi nous ne lisons pas les manuels d’utilisation?

Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Lochinvar 1 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Lochinvar 1 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Lochinvar en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Lochinvar 1, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Lochinvar 1, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Lochinvar 1. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    Service Manual Models: 1.0, 1.3, and 1.5 This manual must only be used by a qualified heating installer / service technician. Read all instructions, including this manual and the Armor X2 Installation and Operation Manual, before installing. Perform steps in the order given. Failure to comply could result in severe personal injury, death, or substa[...]

  • Page 2

    2 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.  DANGER  WARNING  CAUTION CAUTION NOTICE DANGER indicates an imminently hazardous situation which, if not avoided, will result [...]

  • Page 3

    3 Service Manual Installer – Read all instructions, including this manual and the Armor X2 Water Heater Installation and Operation Manual, before installing. Perform steps in the order given. Have this water heater serviced/inspected by a qualified service technician at least annually. Failure to comply with the above could result in severe perso[...]

  • Page 4

    What is in this manual? 4 Service Manual Service The Armor X2 water heater display • Display panel readout, buttons and their functions Control module inputs • Control module inputs and options Control module outputs • Control module outputs and options General • How the water heater operates • How the control module operates • Access m[...]

  • Page 5

    1 Service The Armor X2 display 5 Service Manual[...]

  • Page 6

    FLOW SW ITC H SEQUENCE R / BUILDING MANA GEMENT SYSTEM LOW VOLTAGE CONNECTION BOA RD PRIMARY /SECONDARY INLET TEMPERATURE SENSOR PRIMARY/ SECONDARY FLUE GAS SENSOR PRIMARY /SECONDARY HIGH LIMIT SENSOR PRIMARY /SECONDARY FLAME SENSOR BLOCKED DRAIN SWITCH TOUCH PANEL INTERFACE PC INTERFACE SECONDARY SMART CONTROL MODULE PRIMARY SMART CONTROL MODULE H[...]

  • Page 7

    LOW V OL T A GE CONNECTION BOA RD PRIM AR Y CONTROL MO DULE ALARM BELL RUN TIME CONT ACT S SEQUENCE R / BUILDING MANAGEM ENT SYSTEM HEA T EXCHANGER 1 / HEA T EXCHANGER 2 HW PUMP IGNITOR BLOW ER GAS V AL VE PC INTERF ACE SE CONDAR Y SMART T OUCH CONTROL MO DUL E TOUCH P ANEL INTERF ACE TOUCH DISPLA Y SMAR T TOUCH Control outputs 1 Service (continued[...]

  • Page 8

    General Operation How the water heater operates The Armor X2 uses two (2) advanced stainless steel heat exchangers and two (2) electronic control modules that allow fully condensing operation. The blowers pull in gas and air and push flue products out of the water heater through the heat exchangers and flue piping. The control modules regulate blow[...]

  • Page 9

    1 Service (continued) Sequence of operation Table 1A Sequence of operation Note: This unit is equipped with two (2) independent, but synchronized combustion systems. One of the heat exchanger combustion systems will fire first. If the demand cannot be met by one (1) combustion system the same sequence of operation will be followed to bring the seco[...]

  • Page 10

    Parameter table Table 1B This table lists the parameters and where to access them MENU DESCRIPTION SEE PAGE USER ACCESS INSTALLER ACCESS DISPLAY MODIFY DISPLAY MODIFY Service/Setup 17 Yes Yes Yes Yes Night Setback 17 Yes Yes Yes Yes Set points 17 Yes Yes Yes Yes Cascade 17 Yes Yes Yes Yes BMS 17 Yes Yes Yes Yes SETUP Demand Conf 18 Yes No Yes No Se[...]

  • Page 11

    Date and time 21 Yes Yes Yes Yes On Timer and Off Timer 21 No No Yes Yes NIGHT Table 1B (continued from previous page) This table lists the parameters and where to access them Casc Address 22 Yes Yes Yes Yes Casc off df 22 No No Yes Yes Casc off/on df 22 No No Yes Yes Max Outl temp 22 No No Yes Yes CASCADE 1 Service (continued) SETBACK BMS Type 23 [...]

  • Page 12

    Viewable and changeable control parameters Status Screen: When the ON/OFF switch is turned to the ON position, the first screen visible on the LCD display will be the Status Screen. This screen displays the current status of the Armor X2 water heater. The following items can be viewed or interacted with on the Status Screen: On/Off button - Pressin[...]

  • Page 13

    Configuration - This line shows the current configuration of the two control modules inside the unit. Outlet Water Temperature - This is a calculated temperature based on the readings of the outlet temperatures of the two (2) heat exchangers. Inlet Water Temperature - This is a calculated temperature based on the inlet temperature readings from the[...]

  • Page 14

    1 Service Details Screen: The Details Screen is accessed by pressing the DETAIL button on the Status Screen. This screen shows the status of the various safeties, inputs and outputs to each control module. Selection of the control module to be viewed is accomplished by pressing the SELECT button. The control module being displayed is shown in the m[...]

  • Page 15

    15 1 Service (continued) A blank message box is located on the Details Screen. This box will display various messages detailing the status of the control module. If a message is present in this box, the DETAILS button on the Status Screen will contain a yellow triangle with an exclamation mark (!) inside. Displayed items are as follows: • Delta T[...]

  • Page 16

    16 Main Screen: 1 Service The Main Screen allows navigation to eight (8) additional screens which are used to set temperatures, operating conditions, and monitor water heater operation. These screens are as follows: • Setup - Allows access to five (5) other screens for the adjustment of the control parameters. • Cascade - Shows the status of mu[...]

  • Page 17

    Setup Screen: The Setup Screen allows access to five (5) other screens for adjusting control parameters. These screens are as follows: • Service / Setup - Allows access to change service notification parameters, LCD backlight parameters, and temperature units. • Setpoints - Allows access to change the HW set point and ON/OFF differentials. • [...]

  • Page 18

    Service/Setup Parameters Screen: 1 Service The Service / Setup Screen allows access to 10 parameters. Those parameters are as follows: • Demand Configuration - Sets the configuration of the control modules inside the water heater. The configuration selections are: Demand Configuration 1: Cascade Set Point Thermostat based - the control modulates [...]

  • Page 19

    1 Service (continued) • Maximum Service Time - Service Mode allows the installer to control the fan speed of the individual control modules for the purposes of combustion analysis. Service Mode will override all other heat demands, however, all safeties will remain intact. Maximum service time sets the length of time the water heater will stay in[...]

  • Page 20

    1 Service Set Point Parameters Screen: The Set Point Screen allows access to 6 parameters. Those parameters are as follows: • Hot Water Tank Set Point - The hot water tank set point sets the target temperature of the water in the tank. This parameter can be changed by the user or the installer. The temperature range of this parameter is 60° to 1[...]

  • Page 21

    1 Service (continued) 21 Night Setback Parameters Screen: The Night Setback Screen allows access to 15 parameters. Those parameters are as follows: • Date and Time - The control uses an internal clock for the night setback feature and for logging of events. For these features to work correctly, the clock must be set when the heater is first insta[...]

  • Page 22

    1 Service 22 Cascade Parameters Screen: Cascade Operation When multiple water heaters are installed, they can be wired together in a cascade sequence. A maximum of eight (8) heaters can be controlled from a single control. In this application one heater would be designated as the Leader and all others would be designated as Members. The designated [...]

  • Page 23

    1 Service (continued) 23 0 - 10Vdc BMS Parameters Screen: 0-10Vdc Operation When the Demand Configuration parameter (see page 18) is set to either Cascade BMS Thermostat Based, Cascade BMS Voltage Based, Cascade Modbus BMS Thermostat Based, or Cascade Modbus BMS Voltage Based; a 0 - 10Vdc signal can be supplied to the terminal strip connection or t[...]

  • Page 24

    1 Service 24 • BMS Modulation at Minimum Voltage - Determines the modulation rate of the unit or cascade when the BMS input voltage is at or below the setting of the BMS Voltage at Minimum Modulation parameter. This parameter is only active when the BMS Type is set to modulation rate. This parameter can only be changed by the installer. The range[...]

  • Page 25

    1 Service (continued) 25 Cascade Screen: The Cascade Screen provides the status of the cascade system. Items that can be viewed on the Cascade Screen are as follows: Water Heater Power Level Indicators - For each water heater present in the cascade a power level indicator will be present above its corresponding number. The level will rise and fall [...]

  • Page 26

    1 Service 26 1 80 34 55 On Modbus Address - This is the address of a specific Armor X2 water heater. This address is set by dip switches on the Modbus communication board. The value displayed here should be the same as the value of the dip switches. The Building Automation System should use this address to communicate with the water heater. Boiler [...]

  • Page 27

    1 Service (continued) Temps Screen: The Temps Screen displays the various temperatures as measured by sensors connected to each control module. Items that can be viewed on the Temps Screen are as follows: • Inlet 1-2 - This is the water temperature as measured by the sensor located in the inlet of each heat exchanger. • Outlet 1-2 - This is the[...]

  • Page 28

    1 Service Burners Screen: This screen provides the status of the combustion air blowers and flame signals. Items that can be viewed on the Burners Screen are as follows: • Blower Power Level Indicator - Two (2) blowers are depicted on the display. The top blower corresponds with Heat Exchanger 1 or Top heat exchanger. The lower blower corresponds[...]

  • Page 29

    Graph Select Screen: The Graphs Screen consists of two (2) different screens. The first screen is the Parameter Selection Screen. By pressing the box beside the desired item, a check will appear in the selected box and the control will graph the status of that item. A maximum of five (5) items can be graphed at one time. The second screen is access[...]

  • Page 30

    History Screen: 1 Service The History Screen shows the status of various counters and faults for each control module. Selection of the control module to be viewed is accomplished by pressing the SELECT button. The control module being displayed is shown in the module box. Items that can be viewed on the History Screen are as follows: • Successful[...]

  • Page 31

    1 Service (continued) Service Mode Screen: The Service Mode Screen allows the individual control modules to override all other heat demands and operate at a full fire condition for the purpose of combustion analysis. Selection of the control module to be placed into Service Mode is accomplished by pressing the SELECT button. The control module bein[...]

  • Page 32

    2 Maintenance Maintenance and annual startup Table 2A Service and Maintenance Schedules Service technician (see the following pages for instructions) General: • Address reported problems • Inspect interior; clean and vacuum if necessary; • Clean condensate trap and fill with fresh water • Check for leaks (water, gas, flue, condensate) • V[...]

  • Page 33

    Follow the service and maintenance procedures given throughout this manual and in component literature shipped with the water heater. Failure to perform the service and maintenance could result in damage to the water heater or system. Failure to follow the directions in this manual and component literature could result in severe personal injury, de[...]

  • Page 34

    Flue vent system and air piping 1. Visually inspect the entire flue gas venting system and air piping for blockage, deterioration or leakage. Repair any joints that show signs of leakage. Verify that air inlet pipe is connected and properly sealed. 2. Verify that water heater vent discharge and air intake are clean and free of obstructions. Failure[...]

  • Page 35

    Inspect ignition and flame sense electrodes 1. Remove the ignition and flame sense electrodes from the water heater heat exchanger access cover. 2. Remove any deposits accumulated on the ignition/flame sense electrode using sandpaper. If the electrodes cannot be cleaned satisfactorily, replace with new ones. 3. Replace ignition/flame sense electrod[...]

  • Page 36

    2 Maintenance The water heater contains ceramic fiber materials. Use care when handling these materials per instructions on page 3 of this manual. Failure to comply could result in severe personal injury.  WARNING Cleaning water heater heat exchanger For recommended materials; including brush, appropriate extension(s), refractory cover, and deta[...]

  • Page 37

    3 Troubleshooting 37 Alarm Screen: If a fault occurs which requires a Manual Reset, the unit will go into a lockout condition and the Alarm Screen will be activated. The screen will switch between a black or red background every 5 seconds with the text “Alarm Unit Needs Servicing” shown on the display. A message box shows the alarm status of th[...]

  • Page 38

    3 Troubleshooting 38 Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Always disconnect power to the water heater before servicing. Failure to comply could result in severe personal injury, death, or substantial property damage. Never jumper (bypass) any device except for mome[...]

  • Page 39

    3 Troubleshooting (continued) 39 Table 3A Troubleshooting Chart - No Display FAULT CAUSE CORRECTIVE ACTION No Display - No 120 VAC supplied to unit. • Check external line switch, fuse, or breaker. • Check position of ON/OFF switch. Turn switch to the ON position. • Check 120 VAC through the ON/OFF switch. • Check wiring harness connection b[...]

  • Page 40

    3 Troubleshooting 40 Table 3B - Inlet/Outlet and Tank Sensor Resistance vs. Temperature Temperature Resistance Temperature Resistance 50 18,780 158 1,990 68 12,263 176 1,458 86 8,194 194 1,084 104 5,592 212 817 122 3,893 -- -- 140 2,760 -- -- Table 3C - Flue Temperature Sensor Resistance vs. Temperature Temperature Resistance Temperature Resistance[...]

  • Page 41

    3 Troubleshooting (continued) 41 Table 3D Troubleshooting Chart - Noisy System FAULT CAUSE CORRECTIVE ACTION Noisy Operation - Supply gas problem. Natural gas pressures should be between 4 inches w.c. (1.0 kPa) and 14 inches w.c. (3.5 kPa). LP gas pressures should be between 8 inches w.c. (2.0 kPa) and 14 inches w.c. (3.2 kPa). • Refer to Section[...]

  • Page 42

    3 Troubleshooting Table 3E Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Flow Switch/ LWCO (will require a manual reset once condition has been corrected. Press the RESET button on the display to reset.) Either the flow switch or the optional AUX switch is not making. • Check water [...]

  • Page 43

    3 Troubleshooting (continued) 43 Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Burner Did Not Light (cont’d) (will require a manual reset once the condition has been corrected. Press the RESET button on the display to reset.) The unit has fail[...]

  • Page 44

    3 Troubleshooting 44 Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Flame Lost While Running (cont’d) (will require a manual reset once the condition has been corrected. Press the RESET button on the display to reset.) The unit was running and [...]

  • Page 45

    Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Automatic Reset High Limit / HEX- Temp SW (will require a manual reset once the condition has been corrected. Press the RESET button on the display to reset.) Either the auto-reset high limit, or the[...]

  • Page 46

    3 Troubleshooting Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Blower RPM’s Too High (will require a manual reset once the condition has been corrected. Press the RESET button on the display to reset.) The actual fan rpm is 30% higher than wh[...]

  • Page 47

    Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Air Flow Too Low (will require a manual reset once the condition has been corrected. Press the RESET button on the display to reset.) Air pressure switch contacts are open. • Check the wiring conne[...]

  • Page 48

    3 Troubleshooting 48 Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Internal Fault The main control board has detected an internal fault. • Replace the main control board. Writing to Memos The main control board has detected an internal fault. [...]

  • Page 49

    3 Troubleshooting (continued) Table 3G Troubleshooting Chart - Combustion Levels POSSIBLE CAUSE CORRECTIVE ACTION Vent/Air Intake Length or Obstruction • Refer to Section 3 - General Venting of the Armor X2 Installation and Operation Manual for the proper venting and air intake methods for the Armor X2 water heater. • Check for obstructions at [...]

  • Page 50

    50 3 Troubleshooting Gas valve adjustment procedure If adjustment of the gas valve is deemed necessary, use the following procedures: ( Note: The procedures below are model specific.) THROTTLE A DJUSTM E NT SCREW Figure 3-2 Gas Valve Adjustment: Model 1.0 Model 1.0 Locate the throttle adjustment screw on top of the gas valve, see FIG. 3-2. Using a [...]

  • Page 51

    Notes 51[...]

  • Page 52

    Revision Notes: Revision A (ECO #C09645) initial release. AWX2-SER Rev A 1/12[...]