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GAC AFR200 Series Product User Manual - 10 System Diagnostics
AFR200 Series, Product User Guide
This document is subject to change without notice.
Caution: None of GAC products are flight certified controls including this item
Copyright © 2010, Governors America Corp., All Rights Reserved
43
PUG4144 D
9 AFR Configuration & Calibration Procedure
This information is contained in the SmartVU Product User Guide available on
www.governors-america.com
. The
guide will cover the basics of connecting to the controller and the required first time setup instructions. In
addition, it covers diagnostic and troubleshooting information as well as advanced feature functionality.
10 System Diagnostics
10.1 AFR Indication LEDs
The AFR has 3 LEDs for determining the status of the unit. The following figure identifies the three LEDs as; the
top red LED is the fault indicator, the middle red LED is the status indicator, and the bottom green LED is the
power indicator.
AFR LEDs
LED Definition
1
Fault LED
2
Status LED
3
Power LED
AFR LED Definition
LED
Mode
Description
Power
OFF
Unit is not powered on.
Power
ON
Unit is powered on.
Status
OFF
Unit is operating in closed loop mode.
Status
ON
Unit is operating in open loop mode.
Status
Blinking
Unit is changing the position of the fuel valve.
Fault
OFF
While engine running, this indicates there are no new entries in the alarm
/ warning history.
Fault
ON
A warning or shutdown is active. The light will turn off when the condition
goes away and the unit has been power cycled.
Summary of AFR200 Series
Page 1
E ngine g overning s ystems afr200 series air fuel ratio controller governors america corp., 720 silver street, agawam, ma 01001 tel: 413.786.5600, fax: 413.789.7736 info@governors-america.Com www.Governors-america.Com product user guide.
Page 2
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 2 pug4144 d.
Page 3: Table Of Contents
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 3 pug4144 d table of contents 1 introduction ..............................
Page 4
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 4 pug4144 d 6.3 air-fuel mixer & control valve assembly ...................
Page 5: 1 Introduction
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 5 pug4144 d 1 introduction the air fuel ratio (afr) 200 series controlle...
Page 6: 2 Product Variations
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 6 pug4144 d 2 product variations there are a variety of different models...
Page 7
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 7 pug4144 d • engine sensor data monitoring and diagnostic capability: •...
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Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 8 pug4144 d 3 operational description 3.1 overview the afr’s fuel contro...
Page 9
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 9 pug4144 d opened and vacuum drops. The manifold absolute pressure (map...
Page 10
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 10 pug4144 d 3.5 communication & configuration the controller has both r...
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Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 11 pug4144 d 3.6.4 exhaust gas temperature (egt) sensor the afr has the ...
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Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 12 pug4144 d 4 system interconnect diagram.
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Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 13 pug4144 d.
Page 14
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 14 pug4144 d 5 afr components and optional equipment 5.1 afr & related g...
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Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 15 pug4144 d speed trim potentiometers numerous see information provided...
Page 16
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 16 pug4144 d 5.2.2 air-fuel mixer / control valve assembly the following...
Page 17
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 17 pug4144 d 5.2.3 zero pressure gas regulator there are two varieties o...
Page 18
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 18 pug4144 d speed trim potentiometers gac part number turns resistance ...
Page 19
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 19 pug4144 d 6 component information & installation 6.1 afr 200 series c...
Page 20
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 20 pug4144 d 6.1.1 application considerations • do not select a mounting...
Page 21
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 21 pug4144 d 6.2 gac actuator throttle body (atb) a representation of th...
Page 22
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 22 pug4144 d airflow indication 4. Torque the mounting bolts down to 9-1...
Page 23
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 23 pug4144 d the following figure shows a top view of the air-fuel mixer...
Page 24
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 24 pug4144 d mxmb – medium-bore mixer / air-fuel control valve dimension...
Page 25
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 25 pug4144 d 6.3.2 installation instructions the following information i...
Page 26
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 26 pug4144 d mixer on atb with regulator installed naturally-aspirated a...
Page 27
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 27 pug4144 d • the regulator has the following required fittings as iden...
Page 28
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 28 pug4144 d 5. Connect a hose (or equivalent) to the feedback port that...
Page 29
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 29 pug4144 d hose connection to filter direct filter connection to mixer...
Page 30
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 30 pug4144 d 7 engine sensor information & installation 7.1 magnetic eng...
Page 31
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 31 pug4144 d • adjust the pickup such that there is a nominal .015”-.030...
Page 32
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 32 pug4144 d manifold absolute pressure sensor dimensions dimensions sho...
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Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 33 pug4144 d typical stoichiometric o 2 sensors 7.3.1 application consid...
Page 34
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 34 pug4144 d 7.3.2 installation instructions 1. Install the oxygen senso...
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Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 35 pug4144 d 7.4.2 installation instructions 1. Apply thread sealant to ...
Page 36
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 36 pug4144 d oil pressure sensor dimensions dimensions shown as in. [mm]...
Page 37
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 37 pug4144 d 7.6.1 application considerations • the exhaust temperature ...
Page 38: 8 Electrical Connections
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 38 pug4144 d 8 electrical connections 8.1 afr connector definitions afr ...
Page 39
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 39 pug4144 d afr connector j2 pinout (14-pin) connector j2 is available ...
Page 40
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 40 pug4144 d 8.2 afr wiring diagram the following figure is a system wir...
Page 41
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 41 pug4144 d 8.3 system interface information the following sections pro...
Page 42
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 42 pug4144 d speed, oil pressure, and coolant temperature information. I...
Page 43: 10 System Diagnostics
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 43 pug4144 d 9 afr configuration & calibration procedure this informatio...
Page 44
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 44 pug4144 d 10.2 fault / warning blink codes the afr has a simplified b...
Page 45
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 45 pug4144 d afr supported p-codes the following table provides the gac ...
Page 46: 11 Symptom Troubleshooting
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 46 pug4144 d 11 symptom troubleshooting problem actions / possible solut...
Page 47: 12 Specifications
Afr200 series, product user guide this document is subject to change without notice. Caution: none of gac products are flight certified controls including this item copyright © 2010, governors america corp., all rights reserved 47 pug4144 d 12 specifications performance environmental isochronous ope...