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Manuel d’utilisation Lochinvar 402 - 2072

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Summary
  • Lochinvar 402 - 2072 - page 1

    Copper-fin II/IIE Boiler and W ater Heater Service Manual Models: 402 - 2072 This manual must only be used by a qualified heating installer / service technician. Read all instructions, including this manual and the Installation and Operation Manual, before installing. Perform steps in the order given. Failure to comply could result in severe person ...

  • Lochinvar 402 - 2072 - 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 level s 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 ...

  • Lochinvar 402 - 2072 - page 3

    Copper-fin II/IIE Boiler and Water Heater Service Manual Please read before proceeding Installer – Read all instructions, including this manual and the Installation and Operation Manual, before installing. Perform steps in the order given. User – This manual is for use only by a qualified heating installer/service technician. Refer to the User? ...

  • Lochinvar 402 - 2072 - page 4

    4 What is in this manual? Service The Copper-fin 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 appliance operates • How the control module operates • Access modes -- user and installer ? ...

  • Lochinvar 402 - 2072 - page 5

    1 Service 5 MENU/E X IT DISPLAY SCREEN ENT ER/RESET T X E N S U O I V E R P N W O D P U • Press to turn heater off or back on • Press to select a menu item • Press after parameter programming to store parameter data • Press to exit Service Mode • Hold 5 seconds to enter code Input Mode (Menu Mode) • Press to move up one level in Menu Mo ...

  • Lochinvar 402 - 2072 - page 6

    1 Service 6 SMAR T SYSTEM CONTROL BOARD LOW VOLTAGE CONNECTI ON BOARD DHW THERMO STAT (OPTIONAL) ROOM T HER MOSTAT/ ZONE CO NTROL (OPTIONAL) SYSTEM SUPP LY/ ENABLE SENSOR (OPTIONAL) SYSTEM RETUR N SENSOR (OPTIONAL ON BOIL ER) SEQUEN CER BUIL DIN G MANAGE MENT SYS TEM (FIELD PR OVIDED) OUTDOO R SENS OR (OPTIONAL) LOUVER PROVING SWITCH (FIELD PR OVID ...

  • Lochinvar 402 - 2072 - page 7

    7 SMAR T SYSTEM CONTRO L BOARD LOW VOLTAGE CONNECTI ON BOARD THREE WAY V ALVE (OPTIONAL ON BOILER ) LOUVER RELA Y BUILDIN G MANAG EME NT SYSTEM RUN TIME CO NTACT S ALAR M CON TAC TS ALARM (OPTIONAL) UNIT PUMP SYSTEM PUM P RELA Y DHW P UMP RELA Y (BOILER) HOT SURFACE IGNITER BLOWER GAS VA LVES DISPLAY PAN EL PC INTE RFAC E (OPTIONAL) CASCADE INDICAT ...

  • Lochinvar 402 - 2072 - page 8

    1 Service 8 General Operation How the appliance operates The Copper-fin uses a finned copper tube heat exchanger to transfer heat from the flue products to the water. An electronic control module monitors various inputs to initiate a call for heat. The blower provides both primary and secondary air to the burner and forces the flue products out of ...

  • Lochinvar 402 - 2072 - page 9

    9 Sequence of operation Table 1A_ Sequence of Operation - Space Heating and DHW 1 Service (continued) OPERATION DISPLAY 1. The manual reset high limit must be closed before any action will take place. HTR: Standby OUT: 123.8F(129) 2. Upon a call for heat the control turns on the appropriate pumps (system and boiler pumps for space heating; DHW pump ...

  • Lochinvar 402 - 2072 - page 10

    1 Service 10 Sequence of operation Table 1A_ (continued from previous page) Sequence of Operation - Space Heating and DHW OPERATION DISPLAY 9. If the DHW thermostat remains on for more than 30 minutes, and the space heating call for heat is also on, then the control will turn on the boiler pump, turn off the DHW pump after 2 seconds, and resume fir ...

  • Lochinvar 402 - 2072 - page 11

    11 Display panel menu access Table 1B_ Use this procedure to access menus from the display panel 1 Service (continued) Note: Not all menu listings shown above are available on water heaters. Copper-fin II/IIE Boiler and Water Heater Service Manual ...

  • Lochinvar 402 - 2072 - page 12

    1 Service 12 Display panel parameter access Cascade BMS Table 1C_ This is a typical example of accessing a parameter, shown for parameter K2, SH pump delay Copper-fin II/IIE Boiler and Water Heater Service Manual ...

  • Lochinvar 402 - 2072 - page 13

    13 Parameter table A - Boiler Operation Table 1D_ This table lists SMART SYSTEM control module parameters and where to access them for boiler operation ONLY 1 Service (continued) Menu Sub Item Description See Page User Access Installer Access Display Modify Display Modify A 1 User Code 17 Yes Yes Yes Yes 2 Date and Time 17 Yes Yes Yes Yes 3 Softwar ...

  • Lochinvar 402 - 2072 - page 14

    1 Service 14 Parameter table A - Boiler Operation (continued) Table 1D_ (continued from previous page) This table lists SMART SYSTEM control module parameters and where to access them for boiler operation ONLY Menu Sub Item Description See Page User Access Installer Access Display Modify Display Modify G 1 Anti-cycle Time (Anti Cycl Tm) 21 No No Ye ...

  • Lochinvar 402 - 2072 - page 15

    Parameter table B - Water Heater Operation Table 1E_ This table lists SMART SYSTEM control module parameters and where to access them for water heater operation ONLY 1 Service (continued) Menu Sub Item Description See Page User Access Installer Access Display Modify Display Modify A 1 User Code 17 Yes Yes Yes Yes 2 Date and Time 17 Yes Yes Yes Yes ...

  • Lochinvar 402 - 2072 - page 16

    Parameter table B - Water Heater Operation (continued) Table 1E_ (continued from previous page) This table lists SMART SYSTEM control module parameters and where to access them for water heater operation ONLY Menu Sub Item Description See Page User Access Installer Access Display Modify Display Modify I 1 BMS Type 23 No No Yes Yes 2 Voltage at Mini ...

  • Lochinvar 402 - 2072 - page 17

    17 Viewable and changeable control parameters General User code The User Code allows the user to access and change a limited number of control parameters. The access code can be changed by the user or the installer to a code of their choosing. The default code is 0704. The code can be changed one digit at a time by using the arrow keys on the displ ...

  • Lochinvar 402 - 2072 - page 18

    1 Service 18 SH Maximum setpoint (boiler only) The SH maximum setpoint sets the maximum water temperature setpoint that can be used for space heating. The user or installer will not be able to program the control with a higher SH setpoint. The temperature range of this parameter is 32°F (0°C) to 230°F (110°C). The default value is 220°F (104° ...

  • Lochinvar 402 - 2072 - page 19

    1 Service (continued) 19 Copper-fin II/IIE Boiler and Water Heater Service Manual DHW/SH switching time (boiler only) The time that the SMART SYSTEM control services a DHW demand before returning to the SH demand is set by this parameter. The range of this parameter is 0 to 240 minutes. Setting this parameter to 0 disables the switching function. T ...

  • Lochinvar 402 - 2072 - page 20

    1 Service 20 Maximum SH setpoint When the outdoor temperature drops to its minimum setting (F1) the water temperature setpoint will be at this value, if the SH setpoint is set higher (FIG. 1-1). The temperature range of this parameter is 32°F (0°C) to 248°F (120°C). The default value is 180°F (82°C). Minimum SH setpoint When the outdoor tempe ...

  • Lochinvar 402 - 2072 - page 21

    1 Service (continued) 21 Outdoor air shutdown differential The outdoor air shutdown differential parameter is the number of degrees below parameter F5 the outdoor air temperature must go before the unit will respond to a SH demand. The temperature range of this parameter is 0°F (0°C) to 90°F (50°C). The default value is 10°F (5°C). Shift rese ...

  • Lochinvar 402 - 2072 - page 22

    Control modes SH controlling sensor (boiler only) The SH controlling sensor parameter selects the sensor the control will use to regulate the boiler firing rate. The sensor selections are as follows: The outlet sensor regulates the firing rate based on the outlet water temperature of the unit and the inlet sensor regulates the firing rate based on ...

  • Lochinvar 402 - 2072 - page 23

    1 Service (continued) 23 Cascade Boiler address The boiler designated as the Leader needs to be programmed with address 0. All the Member boilers require addresses from 1 to 7, and the addresses must be different for each Member. The addresses can be in any order, regardless of the order in which the units are wired together. The outdoor air (if us ...

  • Lochinvar 402 - 2072 - page 24

    24 Service Notification Service interval time (months) When the boiler control determines that a scheduled service is due based on days of installation, the boiler display will alternate the standard boiler display text with the message SERVICE DUE every 5 seconds. The time range for this parameter is 0 months to 36 months. The default time is 12 m ...

  • Lochinvar 402 - 2072 - page 25

    2 Maintenance 25 Maintenance and annual startup Service technician (see the following pages for instructions) General: • Address reported problems • Inspect interior; clean and vacuum if necessary; • Check for leaks (water, gas, flue, condensate) • Examine venting system • Check system water pressure/system piping/expansion tank • Check ...

  • Lochinvar 402 - 2072 - page 26

    26 Follow the service and maintenance procedures given throughout this manual and in component literature shipped with the appliance. Failure to perform the service and maintenance could result in damage to the appliance or system. Failure to follow the directions in this manual and component literature could result in severe personal injury, death ...

  • Lochinvar 402 - 2072 - page 27

    2 Maintenance (continued) 27 Check relief valve 1. Inspect the relief valve and lift the lever to verify flow. Before operating any relief valve, ensure that it is piped with its discharge in a safe area to avoid severe scald potential. Read the Water Connections Section of the Installation and Operation Manual before proceeding further. Safety rel ...

  • Lochinvar 402 - 2072 - page 28

    28 2 Maintenance Copper-fin II/IIE Boiler and Water Heater Service Manual Check all wiring 1. Inspect all wiring, making sure wires are in good condition and securely attached. Check control settings 1. Set the SMART SYSTEM control module display to Parameter Mode and check all settings. See Section 1 of this manual. Adjust settings if necessary. S ...

  • Lochinvar 402 - 2072 - page 29

    29 2 Maintenance (continued) Copper-fin II/IIE Boiler and Water Heater Service Manual Access to the burners will require the following steps: 1. Turn off main electrical power to the appliance. 2. Turn off main manual gas shutoff to the appliance. 3. Remove the upper and lower outer front access doors. 4. Disconnect the manifold(s) from the gas tra ...

  • Lochinvar 402 - 2072 - page 30

    2 Maintenance 30 Copper-fin II/IIE Boiler and Water Heater Service Manual Adjusting combustion air pressure The following is a recommended method for setting the combustion air pressure. The following pressure settings are for installations up to 4000 feet altitude. Contact the factory for high altitude air pressure settings. Upon removal of the up ...

  • Lochinvar 402 - 2072 - page 31

    2 Maintenance (continued) 31 Copper-fin II/IIE Boiler and Water Heater Service Manual PRESSUR E REGULA TO R ADJU STMENT (UNDER CAP SCREW ) INLET OUTLET GAS VALVE CONTRO L KNOB MANOME TER MANIFO LD PRESSUR E CHAM BER PRESSURE TEE TO BARBED FITTI NG Figure 2-4_ Measuring manifold gas pressure TABLE 2B Net Manifold Pressure Regulator Pressure Less Fro ...

  • Lochinvar 402 - 2072 - page 32

    2 Maintenance Copper-fin II/IIE Boiler and Water Heater Service Manual Inspect and clean the heat exchanger 1. Turn off the main electrical power to the appliance. 2. Turn off the main manual gas shutoff to the appliance. 3. Remove the lower outer fron access door. 4. Disconnect the manifold(s) from the gas train using the union(s) just below each ...

  • Lochinvar 402 - 2072 - page 33

    3 Troubleshooting 33 Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Always disconnect power to the appliance before servicing. Failure to comply could result in severe personal injury, death, or substantial property damage. Never jumper (bypass) any device except for momenta ...

  • Lochinvar 402 - 2072 - page 34

    3 Troubleshooting 34 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. No voltage through switch, replace switch. - Bad wiring connection. • Check wiring harness ...

  • Lochinvar 402 - 2072 - page 35

    3 Troubleshooting (continued) 35 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 15,311 0 85,362 70 11,883 10 62,465 80 9,299 Checking temperature sensors The appliance temperature sensors (inlet water, outlet water, system water, tank water, flue, ...

  • Lochinvar 402 - 2072 - page 36

    3 Troubleshooting 36 FAULT CAUSE CORRECTIVE ACTION Noisy Operation - Gas supply problem. • Re f er t o t h e Gas Connections Section o f th e Installation and Operation Manual for detailed information concerning the gas supply. - Gas/air mixture problem. • Refer to the Checking Manifold Gas Pressure and Combustion Analysis Procedure on pages 29 ...

  • Lochinvar 402 - 2072 - page 37

    3 Troubleshooting (continued) 37 FAULT DESCRIPTION CORRECTIVE ACTION Gas Pressure SW (Will require a manual reset once the condition has been corrected.) - Either the optional manual reset low gas pressure switch or the optional manual reset high gas pressure switch tripped. - Models 992 - 2072 (natural gas) - Automatic Reset Low Gas is open. • R ...

  • Lochinvar 402 - 2072 - page 38

    3 Troubleshooting 38 FAULT DESCRIPTION CORRECTIVE ACTION No Flame Ign (Will require a manual reset. Press the RESET button on the SMART SYSTEM display to reset.) The unit has failed to prove burner flame upon ignition. • Inspect igniter and associated wiring for damage and connection. Reference page 27 of this manual for removal and cleaning proc ...

  • Lochinvar 402 - 2072 - page 39

    3 Troubleshooting (continued) 39 FAULT DESCRIPTION CORRECTIVE ACTION No Flam e Running (Will require a manual reset once the condition has been corrected. Press the RESET button on the SMART SYSTEM display to reset.) The unit was running and lost the flame signal. • Inspect igniter and associated wiring for damage and connection. Reference page 2 ...

  • Lochinvar 402 - 2072 - page 40

    40 FAULT DESCRIPTION CORRECTIVE ACTION Manual Reset High Limit (Will require a manual reset once condition has been corrected. Press the RESET button on the SMART SYSTEM display to reset.) The outlet water temperature has exceeded the setting of the adjustable high limit. • Verify setting of adjustable high limit. • Verify that the system is fu ...

  • Lochinvar 402 - 2072 - page 41

    3 Troubleshooting (continued) 41 FAULT DESCRIPTION CORRECTIVE ACTION Louver Proving (Lockout will reset automatically after 5 minutes or may be reset immediately once condition has been corrected. Press the RESET button on the SMART SYSTEM display to reset.) An optional remote proving switch is not making. • Check function of remote devices. • ...

  • Lochinvar 402 - 2072 - page 42

    3 Troubleshooting 42 FAULT DESCRIPTION CORRECTIVE ACTION Temp O/Shoot (Lockout will reset automatically after 5 minutes or may be reset immediately once condition has been corrected. Press the RESET button on the SMART SYSTEM display to reset.) The temperature rise across the heat exchanger has exceeded the set parameters for the appliance. • Ver ...

  • Lochinvar 402 - 2072 - page 43

    3 Troubleshooting (continued) 43 FAULT DESCRIPTION CORRECTIVE ACTION Service Blk While the unit is in Service Mode, the outlet temperature has exceeded 185°F (85°C). • Establish a heating load to remove heat from the system. • Verify that the system is full of water and that all air has been properly purged from the system. • Verify that th ...

  • Lochinvar 402 - 2072 - page 44

    Revision Notes: Revision A (ECO #C11226) initial release to reflect the new manual name and removal of the pool heater information. Revision B (ECO C11706) reflects the update of information with the “SH Controlling Sensor (boiler only)” section on page 22. CFX-CHX-SER Rev B 11/12 ...

Fabricant Lochinvar Catégorie Plumbing Product

Les documents que nous recevons du fabricant de l'appareilLochinvar 402 - 2072 peuvent être divisés en plusieurs groupes. Ceux-ci sont, entre autres:
- dessins techniques Lochinvar
- manuels d’utilisations 402 - 2072
- fiches produit Lochinvar
- dépliants
- ou étiquettes-énergie Lochinvar 402 - 2072
Tous sont importants, mais les informations les plus importantes du point de vue de l'utilisation de l'appareil se trouvent dans le manuel d’utilisation Lochinvar 402 - 2072.

Un groupe de documents appelé manuels d’utilisation est également divisé en types plus spécifiques, tels que: Manuels d’installation Lochinvar 402 - 2072, manuels d’entretien, brefs manuels ou manuels de l’utilisateur Lochinvar 402 - 2072. Selon vos besoins, vous devriez chercher le document dont vous avez besoin. Sur notre site, vous pouvez voir le manuel le plus populaire d’utilisation du produit Lochinvar 402 - 2072.

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Manuel d’utilisation complet de l’appareil Lochinvar 402 - 2072, quelle devrait-elle être?
Le manuel d’utilisation, également appelé le mode d’emploi, ou tout simplement le manuel, est un document technique destiné à aider à utiliser Lochinvar 402 - 2072 par les utilisateurs. Des manuels sont généralement écrits par un rédacteur technique, mais dans un langage accessible à tous les utilisateurs Lochinvar 402 - 2072.

Le manuel d’utilisation complet Lochinvar, devrait inclure plusieurs éléments de base. Certains d'entre eux sont moins importants, tels que: la couverture / page de titre ou pages d'auteur. Cependant, la partie restante, devrait nous fournir des informations importantes du point de vue de l'utilisateur.

1. Introduction et des conseils sur la façon d'utiliser le manuel Lochinvar 402 - 2072 - Au début de chaque manuel, nous devrions trouver des indices sur la façon d'utiliser le document. Il doit contenir des informations sur l'emplacement de la table des matières Lochinvar 402 - 2072, FAQ ou des problèmes les plus fréquents - les points qui sont les plus souvent recherchés par les utilisateurs de chaque manuel
2. Table des matières - index de tous les conseils pour lLochinvar 402 - 2072 qui peuvent être trouvés dans le document courant
3. Conseils sur la façon d'utiliser les fonctions de base de l’appareil Lochinvar 402 - 2072 - qui devraient nous aider dans les premières étapes lors de l'utilisation Lochinvar 402 - 2072
4. Troubleshooting - séquence systématique des activités qui nous aideront à diagnostiquer et ensuite résoudre les principaux problèmes de Lochinvar 402 - 2072
5. FAQ - questions fréquemment posées
6. Détails du contact Informations sur l'endroit où chercher le contact avec le fabricant / service Lochinvar 402 - 2072 dans un pays donné, si le problème ne peut être résolu par nous-mêmes.

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