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COMMERCIAL IN CONFIDENCE 

 

 

 

  

MEC-PM-798 MEC Starter Kit ManualMEC-PM-798 MEC Starter Kit ManualMEC-
PM-798 MEC Starter Kit Manual 

Page 3 

 

 

1

 

REVISION HISTORY 

 

Version  Name 

Date 

Comments 

A 

B. Westerdijk 

9 April 2021 

Change document name & number 

(from TM-744) 

Cover all engine-types 
Update for Control Box with LCD 

 

 

 

 

 

 

 

 

 

1.1

 

Abbreviations 

 

AC 

Alternating Current 

BC 

(Hardware) Blocking Chain 

DC 

Direct Current 

LCD 

Liquid Cristal Display 

MEC 

Microgen Engine Corporation (brand) 

PCBA  Printed Circuit Board Assembly 
SW 

SoftWare 

TDSP   Thermo Dynamic Solution Provider B.V. 
USA 

United States of America 

VI 

Voltage and current(I) (monitoring)  

WCS  Water Cooled Seal 

 

 

Summary of Contents for PM-798-A

Page 1: ...THE NETHERLANDS Phone 31 0 85 489 1390 Fax 31 0 85 489 1399 This material may not in whole or part be copied stored electronically or communicated to third parties without prior agreement in writing f...

Page 2: ...0 5 1 5 Flow Meter 10 5 1 6 Mains Power 11 5 1 7 Cooled Seal and Inner Iron Protection Thermostats 11 5 1 8 Grounding 11 5 1 9 Engine Power 11 5 2 Controls Box functions explained 11 5 2 1 Demand On O...

Page 3: ...ocument name number from TM 744 Cover all engine types Update for Control Box with LCD 1 1 Abbreviations AC Alternating Current BC Hardware Blocking Chain DC Direct Current LCD Liquid Cristal Display...

Page 4: ...ow to run control and troubleshoot such a system is provided TDSP can provide Stirling Engines with the following Engine head variants Figure 2 1 Available Engine head type options The Biomass and Sol...

Page 5: ...n is shown in fig 3 1 on the next page The mechanical aspects related to the installation are Heating of the Engine head and heat protection of the rest of the Engine and Application the application o...

Page 6: ...built in sensors K type thermocouple for measuring the head temperature 2 pcs Inner iron thermostat 1 pc Over travel switch 2 pcs Water Cooled Seal thermostat 2 pcs The following sensors are provided...

Page 7: ...ENG L ENG N WCS WCS STAT STAT Heater Head IGN IGN FLAME Figure 4 1 Engine electrical connections TC1 TC2 Engine head thermocouples connections ENG L N Engine AC power cable connections locking type c...

Page 8: ...wires and connectors Figure 5 1 Control Box electrical connections The mains power connection must be hard wired in accordance with local regulations The ambient temperature thermistor is located insi...

Page 9: ...ock connectors 2 Engine Capacitor 3 Raspberry Pi and LCD 4 MEC Engine Control board 5 Start and Stop resistors 6 Ambient thermistor 7 24V 5V PSU Power supply Figure 5 3 Control Box internals 5 1 Contr...

Page 10: ...provided to your Application which can be used to help control the heat source in running the Engine optimally and safe Please contact TDSP for more information 5 1 4 Head Thermocouples Connect these...

Page 11: ...gine operation when the temperature of the engine seal plate becomes too high The Inner iron thermostat is mounted inside the engine it will inhibit engine operation when the internal temperature beco...

Page 12: ...erested in this feature 5 2 2 Emergency Stop Button The Emergency Stop button switch can be used to perform an emergency stop of the Engine Use only when absolutely needed in case of an emergency 5 2...

Page 13: ...f the fault will emergency stop the engine within 100ms or will allow the engine to run down to zero power then automatically disconnect the Engine from the grid a normal stop Please make sure to quic...

Page 14: ...x x 304 Grid protection x x 306 Alternator overload x x 309 VI protection trip x x 310 Head over temperature HW x x 311 Head under temperature HW x x 312 WCS thermostat trip x x 325 Unidentified BC t...

Page 15: ...5 Reset switch fault x x 610 Zero coolant flow rate x x Key AR Automatic reset UR User Reset NStop Normal stop i e Heat source disabled EStop Emergency stop i e Heat source disabled and engine stopped...

Page 16: ...Kit Manual Page 16 volt free contact for minimum of 1 to maximum 6 seconds A switch directly available to the user can be mounted in on the Application Alternatively the User Reset can be handled via...

Page 17: ...s Close Disconnect start resistors from circuit 5 Running Engine running directly grid connected 6 Overrun Engine stopped and waiting for the head temperature to cool down Heat source disabled 7 Shutd...

Page 18: ...r followed by the error text Both bars can be removed from the screen by pressing the Bin icon on the right end of the bar Please note the red bar will reappear until the root cause of the error has b...

Page 19: ...Wi Fi APs press the refresh button when needed A password entry window will appear enter the password and press the SUBMIT button Now wait until a second message window will appear Read the message an...

Page 20: ...uit Check coolant outlet sensor Check the wiring between the coolant outlet sensor and the control system Check sensor is fitted correctly Sensor should be 10K NTC thermistor Sensor connection to PCB...

Page 21: ...ce Reset 301 Inner iron over temperature Inner iron over temperature Open circuit in blocking chain Wait for thermostat to close which may take several minutes Spurious trip Visually inspect wiring co...

Page 22: ...mal Shutdown Automatic Reset 3 minutes 406 Head temperature measurement discrepancy More than 100 difference between the two sensors Check the heat distribution of the heating source Report to TDSP pr...

Page 23: ...Normal Shutdown Automatic Reset 5 seconds 501 Power meter communications checksum failure Power meter communications checksum failure Internal communication problem Report to TDSP provide logged data...

Page 24: ...temperature Ambient over temperature Check the ambient temperature Check the ambient temperature sensor Check the wiring between the ambient temperature sensor and the control system Normal Shutdown...

Page 25: ...Provider B V www microgen engine com Fabriekstraat 34 7005 AR Doetinchem THE NETHERLANDS Registered in NL no 71542000MEC PM 798 MEC Starter Kit ManualMEC PM 798 MEC Starter Kit Manual Page 25 PAGE LE...

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