Buderus Logamatic 4321 Operating Instructions Manual
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Buderus Logamatic 4321 Operating Instructions Manual

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Operating Instructions

Logamatic 4321/4322
Control panel
For the user
Please read carefully
before use

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Summary of Contents for Buderus Logamatic 4321

  • Page 1: Operating Instructions

    Operating Instructions Control panel Logamatic 4321/4322 For the user Please read carefully before use...

  • Page 2: Table Of Contents

    ........44 Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 3 ........... . . 78 Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 4: Introduction

    Some examples of these are: – Automatic warm weather shut down (WWSD) changeover – Party/pause function – Vacation function – DHW heating at the touch of a button Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 5: What You Should Know About Your Heating System

    (e.g. gas or oil) and heats the water inside the boiler. Using pumps, this hot water is transported through the pipes to the consumers (radiators, radiant heating system, etc). Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 6 (open fireplace, occupants, lamps, etc.) – closed or open windows You should take these factors into consideration to achieve a comfortable room temperature. Fig. 2 Influences on the room climate Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 7 – Room temperature control (room reset) – Weather-compensated control with room temperature compensation (outdoor reset with room compensation) Fig. 3 Heating zone curve (example) x Outdoor temperature y Supply temperature Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 8 With this kind of control you always need to keep all radiator valves (if equipped) in the reference room fully open. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 9 When changing from total shutdown to reduced heating based on outdoor temperature, the boiler will remain shut down as long as the outdoor temperature exceeds a preset level. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 10: Tips On Energy-Efficient Heating

    Research has shown that it is generally sufficient to run the recirculation pump for only three minutes every half hour. z Arrange with your local heating contractor to have your heating system serviced annually. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 11: Safety

    RISK OF LIFE Identifies possible dangers emanating from a product, which might cause serious WARNING! injury or death if appropriate care is not taken. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 12: Cleaning Control

    Disposal z Dispose of the control panel packaging in an environmentally-responsible manner. z The lithium battery in the CM431 module must be replaced by a heating contractor only. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 13: Controls And Mec2 Remote Control

    B Slot B: MEC2 (CM431) – MEC2 remote control 3 Slot 3: e.g. FM441 – heating zone 5, DHW/recirculation 4 Slot 4: e.g. FM458 – strategy module (for multi-boiler systems) Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 14: Mec2 Remote Control

    6 Input DHW temperature/reloading The unit automatically returns to the standard display if 7 Flap for the keypad of control level 2 no entry is detected for some time. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 15 13 Warm weather shut down (WWSD) temperature 6 Input day 14 Back to standard display 7 Input vacation days 15 Select a timer program 8 Select standard display 16 Select heating zones/DHW zone Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 16: Switching On The Control

    In an emergency: Isolate the heating system from the mains supply with the emergency shut-off switch outside of the boiler room, or by disengaging the heating system circuit breaker. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 17: Basic Functions

    Set the desired room temperature by turning the dial. (Condition: For this, the flap must be closed.) The display shows the set value. room temp set 70°F day mode always Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 18: Permanent Display

    Factory-set permanent display if the MEC2 is installed as a wall-mounted remote control unit. room temp 67°F outdoor temp 32°F USER NOTE The display "system supply" will only be shown for multi-boiler systems. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 19: Select Operating Mode

    (Æ Chapter 6.3.2). You can also use manual mode to heat on cooler days when the system operates in summer mode. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 20 5:30 am 10:00 pm (05:30) (22:00) 6 720 618 326-05.1RS Fig. 9 Changeover from day and night mode at fixed times (example) 1 Day mode 2 Night mode Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 21 63°F night mode alwys USER NOTE If you have selected manual mode, other automatic controls will also be switched off, e.g. the summer/wintertime changeover (Æ Chapter 7.13). Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 22: Set The Room Temperature

    Turn the dial to the desired day room temperature (here: "73°F" (23°C)). The day room temperature is now adjusted to 73 °F (23 °C). The selected permanent display will then appear again. room temp set 73°F automatic day Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 23 USER NOTE If you are currently in automatic night mode, and you wish to adjust the day mode, proceed as described above, but instead hold down "Day mode". Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 24: Heating Domestic Hot Water

    (Æ Fig 10). USER NOTE The DHW temperature has fallen below the set value if the green "DHW" LED lights up. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 25 Depending on the size of the storage tank and the boiler output, DHW will be available after approximately 10 to 30 minutes. With instantaneous water heaters or combination boilers, DHW is available almost immediately. actual 131°F reloading Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 26: Extended Functions

    4 Set the time 5 Change temperature values 6 Warm weather shut down (WWSD) temperature 7 Back to standard display 8 Select a timer program 9 Select heating zones/DHW zone Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 27: Controlling The Extended Functions

    – Measured DHW temperature* – Set DHW temperature* – DHW operating mode* – Operating status of recirculation pump and tank primary pump* * Only if a DHW module has been installed. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 28: Changing The Permanent Display

    Hold the "Display" button down, and select the desired permanent display with the dial (here: "date"). Release the "Display" button. The selected permanent display has now been saved. system supply 113°F date 08/20/2009 Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 29: Setting The Date And Time

    Setting the time Hold down "Time", and select the desired time with the dial. The time is set in one-minute steps. set time Release "Time" to save your input. 03:52:58 Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 30: Selecting A Heating Zone

    Release the "Heating zone" button. The displayed heating zone is now selected. select heat zone As soon as the heating zone has been selected, the display returns to the permanent display. heating zone 2 Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 31: Adjusting The Room Temperature For Another Heating Zone

    2 As soon as the heating zone has been selected, the display returns to the permanent display. room temp 67°F outdoor temp 32°F Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 32 For heating zones with individual remote control panels (e.g. BFU), you can adjust the room temperature only via this remote control (Æ instructions for the relevant remote control panel). Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 33: Heating Zones With Mec2 Remote Control

    "timer not supported primary zone select" timer will appear. not supported primary zone Enter these settings for each heating zone separately (Æ Chapter 7.6). select Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 34: Selecting And Modifying A Heating Program

    USER NOTE After commissioning, check whether the selected heating program suits your lifestyle. If not, several options are available for matching the heating program to your individual requirements. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 35 "day mode always", and DHW is being heated by "heating zone". USER NOTE DHW will not be heated if you are operating all heating zones in "night mode alwys" and DHW is heated by "heating zone". Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 36: Selecting A Standard Program

    (here "seniors' program"). seniors' program Monday at 05:30am 70°F Press "Back" to return to the permanent display. USER NOTE Switching programs are only effective in automatic mode (Æ Chapter 6.3.1). Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 37: Summary Of Standard Programs

    (Æ Chapter 8.2). This will be saved under "custom" and the number of the heating zone. Tab. 1 Standard programs ("ON" = day mode, "OFF" = night mode) Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 38: Modifying The Standard Program By Moving Set Points

    Hold down "PROG" and select the desired standard program with the dial. Release the "PROG" button. timer program selction family The first set point (Monday, 5:30 am (05:30 h)) appears. family program Monday 70°F at 05:30am Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 39 "ON" = day mode; "OFF" = night mode. z Ensure that a stop point is associated with every start point. The modified standard program is saved under "custom" and the number of the heating zone. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 40: Setting The Warm Weather Shut Down (Wwsd) Temperature

    Press "Day mode" if you want to heat at short notice although the system is in summer mode. The heating system returns to automatic summer mode if you press "AUT". Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 41 86 °F (30 °C). The display shows "wintr mode alwys". summer / winter Release "Su/Wi" to save your input.Your heating system operates continuously in winter mode. wintr mode alwys Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 42: Setting The Dhw Operating Mode

    DHW heating is switched off. By pressing "DHW", you will switch heating on for a single DHW charge. Press "Night mode" to stop DHW heating. After approximately three seconds, the permanent display will appear again. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 43: Setting The Operating Mode For Dhw Recirculation

    DHW recirculation pump on for the duration of a single DHW charge. Press "Night mode" to switch off DHW recirculation. After approximately three seconds, the permanent display will appear again. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 44: Set The Vacation Function

    63°F USER NOTE The "room temp set" display only appears if the "room setback" vacation reduction type or "setback" has been set by the heating contractor. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 45 A separate DHW vacation function can be entered if DHW is produced according to a separate time program ("program selction custom DHW", Æ Chapter 8.3). The DHW circulation pump is switched off automatically during the DHW vacation function. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 46: Interrupting And Continuing The Vacation Function

    In this case the system heats according to the set night temperature (Æ Chapter 6.4). night mode alwys Continuing the vacation function Press "AUT" to continue the interrupted vacation function. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 47: Setting The Party Function

    3 hours If you want to cancel the pause function, call up pause function as described above and turn the dial to "0". Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 48: Room Temperature Matching

    Release "Temp" to save your input. room temperature correction +1.0°F Press "Back" to return to the permanent display. The display shows the corrected temperature (73.5 °F (22.5 °C)). Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 49: Automatic Maintenance Message

    Inform the heating contractor to have the inspection and service done. service after date required USER NOTE The automatic service message remains pending until the heating contractor has reset the message. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 50: Additional Programming Options

    Fig. 16 Inserting set points to interrupt a heating phase A "family program" B New program "custom program 2" 1 Day mode 2 Night mode Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 51 Hold "Temp" down, and select the desired temperature with the dial (here: "63°F" (17°C)). The display shows the set value. new set point Release "Temp" to save your input. Friday at 10:00am 63°F Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 52 To enter the next set point (e. g. Friday, 1:00 pm (13:00), 70 °F (21 °C)), initially copy the procedure detailed above. new set point -------------- at --- ---- Press "Back" to return to the permanent display. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 53 Turn the dial to the set point you want to delete (here: "10:00pm" (22:00)). The set point to be deleted is displayed. family program Monday 70°F at 10:00pm Simultaneously press and hold "Vacation" and "Display". Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 54 You can call up your new program by pressing "PROG" and turning the dial at 5:00 pm at 05:00pm 70°F 21 ° (Æ Chapter 7.10). Press "Back" to return to the permanent display. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 55 Fig. 18 Deleting a heating phase A "daytime program" B New program "custom program 2" 1 Day mode 2 Night mode 3 Delete Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 56 You can call up your new program by pressing "PROG" and turning the dial 70°F 21 ° at 5:00 pm at 05:00pm (Æ Chapter 7.10). Press "Back" to return to the permanent display. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 57 Fig. 19 Connecting two heating phases A "daytime program" B New program "custom program 2" 1 Day mode 2 Night mode 3 Turn from 1:00 pm (13:00) to 5:00 pm (17:00) Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 58 You can call up your new program by pressing "PROG" and turning the dial Monday (Æ Chapter 7.10). at 10:00pm 63°F Press "Back" to return to the permanent display. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 59: Creating A New Heating Program

    Select the standard program "program selction new" for this heating zone (Æ Chapter 7.10). The display shows the blank mask "new set point". new set point -------------- ---- at --- Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 60 (Æ Chapter 6.4). Mon - Fri 70°F at 05:00am Release "Temp" to save your input. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 61 Your heating program will now operate according to your "custom program". You can call up your new "custom program" by pressing "PROG" and turning the dial. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 62: Creating A New Dhw Program

    DHW heating will now operate according to your "custom program DHW". You can call up your new "custom program DHW" by pressing "PROG" and turning the dial (Æ Chapter 7.6). Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 63: Creating A New Dhw Recirculation Pump Program

    Your DHW recirculation pump will now operate according to your "custom program CR". You can call up your new "custom program CR" by pressing "PROG" and turning the dial. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 64: Modules And Their Functions

    All other modules are explained in separate technical modules, i.e. FM441 and FM442 function modules, are module documentation. described on the following pages. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 65: Zm434 Burner And Boiler Circuit Module (Standard Equipment)

    Modulation output is reduced LEDs for boiler circuit functions Display Boiler in summer mode Display Boiler pump operating Display Mixing valve opens towards boiler Display Mixing valve opens towards heating zone Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 66 If a boiler pump is installed, it is switched off. The boiler loop actuator can be operated manually. "Flue gas test" button (explanation Æ Chapter 10). Current functions are indicated by LEDs. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 67: Fm441 Function Module (Accessory)

    DHW in night mode below the set temperature Display Heating pump in operation Display Tank primary pump in operation Display Recirculation pump in operation Display Thermal disinfection active Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 68 DHW recirculation pump are switched off. The mixing valve is switched to zero volt. The control functions continue to operate. Current functions are indicated by LEDs. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 69: Fm442 Function Module (Accessory)

    The heating zone is operating in automatic mode. The heating pump is switched off. The mixing valve is switched to zero volt. The control functions continue to operate. Current functions are indicated by LEDs. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 70: Boiler Flue Gas Test

    Press "Flue gas test" again to terminate the flue gas test. During the flue gas test the MEC2 will show the display on the left. testing flue gas boiler temp 167°F Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 71: Correcting Faults And Troubleshooting

    – No master control panel installed – Heating zone 1 – 8 (if installed) in manual mode – DHW in manual mode – Boiler loop in manual mode – Burner in manual mode Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 72: Simple Troubleshooting

    – Re-program the switching program. DHW cool – External heat sources supply insufficient – Check heat sources. (if DHW is heated by external heating energy. heat source) Tab. 3 Simple troubleshooting Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 73: Troubleshooting

    Boiler loop in manual The control functions mode; continue operating during manual mode but do not Burner in manual mode affect the system. Tab. 4 Troubleshooting Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 74: Operation In The Event Of A Fault

    In emergency mode, all pumps continue to run and the mixing valves are volt-free. They can be set manually. In such cases, notify your heating contractor. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 75 . Burner stage 1 is always directly actuated. Burner stage 2 must be adjusted with the manual switch on the module. z Set the control panel ON/OFF switch to Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 76 In case of fault inform the heating contractor immediately. He will guarantee professional service. It is helpful for the contractor if you can provide detailed information about the fault. Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 77: Setup Log

    "l.h. side of the first floor". Heating zone Assignment heating zone 1 heating zone 2 heating zone 3 heating zone 4 heating zone 5 heating zone 6 heating zone 7 heating zone 8 Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

  • Page 78: Index

    ..... . 64 Modules installed ....13 Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
  • Page 79 Notes Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.

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