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Governors America Corp. © 2020 Copyright All Rights Reserved

EEG6550 Enhanced Electronic Governor

   

5-2020-A1

   

 

PIB1118

  

SYmPTom

normal reaDInG

ProBaBle caUSe of aBnormal reaDInG

Actuator does not

 energize fully

1. Measure the voltage at the

battery while cranking.

1. If the voltage is less than: 

    a. 7 V for a 12 V system, or 

    b. 14 V for a 24 V system, 

Then: 1. Check wiring

          2. Check circuit protection/relay

          3. Check charging system

          4. Check battery

2. Momentarily connect Terminals A and F. The 

actuator should move to the full fuel position.

1.

2.

3.

4.

5.

Actuator or battery wiring in error

Actuator or linkage binding

Defective actuator

Fuse open. Check for short in actuator or harness.

Check START FUEL and CRANK

Engine remains below 

desired governed speed

1. Measure the actuator output, Terminals A & B, 

while running under governor control.

1.

2.

If voltage measurement is within 2 V DC of the battery supply 

voltage level, then fuel control is restricted from reaching full 

fuel position, possibly due to mechanical governor, carburetor 

spring, or linkage interference.

Check SPEED, IDLE, GAIN, START FUEL, and CRANK

  UnSaTISfacTorY Performance

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SYSTEM TROUBLESHOOTING (CONTINUED)

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If unsuccessful in solving instability, contact GAC for assistance.

[email protected] or call: 1-413-233-1888

Summary of Contents for EEG6550 Series

Page 1: ...ustrial engine applications from generator sets and mechanical drives to pumps or compressors The EEG6500 Series Quikset Display allows its operator to monitor and configure parameters without needing...

Page 2: ...ation allows for the draining of fluids in moist environments Avoid Extreme Heat mm in Dimensions Use an overspeed shutdown device independent of the governor system to prevent loss of engine control...

Page 3: ...switches J Variable Speed Input 20 0 52 5K Resistive 0 2 5 V DC or 4 20 mA Increasing voltage or resistance of current increases speed K Droop Select 16 1 31 Active when connected to Terminal H L Idle...

Page 4: ...ters Overcurrent Quikset Menu Fuel Limit If the EEG detects that the FUEL LIMIT setting has been exceeded the display will flash the FUEL LIMIT along with the warning indicator Parameters will be unch...

Page 5: ...near Voltage Input Select 5dc voltage to 4 25 V above 4 25 V the variable speed function will be clamped at 100 RPM response to voltage is linear Resistive Input Select rES Connect a 5K potentiometer...

Page 6: ...e LFG feature ON for use with these low current actuators The letters LFG display in place of the Primary Parameter Units when adjusting GAIN and STABILITY to indicate the feature is ON The LFG Featur...

Page 7: ...Current Amps 0 0 9 5 0 5 FLCU Full Load Current Amps 0 5 10 0 4 0 SSWS Speed Switch Setting RPM 100 to 4000 2000 SSWP Speed Switch Normally Closed nC or Normally Open nO nC nO nO SSWL Speed Switch Lat...

Page 8: ...allowed from trim input Enables Manual Auto locking of display Press and hold UP and DOWN arrows simultaneously for 3 seconds to UNLOCK or LOCK the display START FUEL DROOP FUEL RAMP Range 0 100 Defa...

Page 9: ...activate the DROOP mode following these sequence steps 1 Go to the Advanced menu Press and hold all three buttons simultaneously for two seconds to switch to Advanced Menu 2 Confirm that the VSPD Var...

Page 10: ...t to V SPEED setting variable speed input unresponsive Flip V SPEED and SPEED settings 206 No potentiometer signal detected on variable speed input when VSPD enabled WARNING indicator blinks speed set...

Page 11: ...ngine operation for a binding b high friction c poor linkage DeadTime Parameter set too high Non Periodic Erratic Engine Behavior 1 Increasing the GAIN should reduce the instability but not totally co...

Page 12: ...5 Actuator or battery wiring in error Actuator or linkage binding Defective actuator Fuse open Check for short in actuator or harness Check START FUEL and CRANK Engine remains below desired governed s...

Page 13: ...y Settings Customer Settings of Teeth 120 Crank 400 RPM Speed Ramp 300 RPM sec Overspeed 2000 RPM V Speed 1800 RPM VSPD 0 Hz Trim Start Fuel 100 Droop 5 0 Fuel Ramp 10 Speed 1500 RPM Idle 900 RPM Fuel...

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