Purkeys DIRECT FLEX Diagnostics Manual
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Purkeys DIRECT FLEX Diagnostics Manual

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DIRECT FLEX/MAX
DIAGNOSTIC GUIDE
300-51 R1.00

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Summary of Contents for Purkeys DIRECT FLEX

  • Page 1 DIRECT FLEX/MAX DIAGNOSTIC GUIDE 300-51 R1.00...

  • Page 3: Table Of Contents

    CONTENTS Direct Flex (no severe service cables) ..............2 Direct Max (includes severe service cables) ...........3 Cover Assembly ....................4 Interior Light Module (optional) ..............5 Connections Inside Nosebox ..............5 Connections Outside Nosebox ...............6 Basic Troubleshooting ..................7 No Lights on Face of the Nosebox ............7 Batteries Not Being Charged ..............9...

  • Page 4: Direct Flex (No Severe Service Cables)

    DIRECT FLEX (NO SEVERE SERVICE CABLES)

  • Page 5: Direct Max (Includes Severe Service Cables)

    FLEX/MAX DIAGNOSTIC GUIDE DIRECT MAX (INCLUDES SEVERE SERVICE CABLES) P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...

  • Page 6: Cover Assembly

    COVER ASSEMBLY...

  • Page 7: Interior Light Module (Optional)

    FLEX/MAX DIAGNOSTIC GUIDE INTERIOR LIGHT MODULE (OPTIONAL) CONNECTIONS INSIDE NOSEBOX P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...

  • Page 8: Connections Outside Nosebox

    CONNECTIONS OUTSIDE NOSEBOX...

  • Page 9: Basic Troubleshooting

    • Place the negative lead on the ground stud. • If there is a battery voltage reading, skip to step 7. • If no voltage is shown, proceed to step 6. P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
  • Page 10 Step 6: Check the 30 amp circuit breaker using a voltmeter: • Place the positive lead on the circuit breaker stud that connects to the red junction stud closest to the DC/DC converter on the plate. • Place the negative lead on the negative post of the battery.

  • Page 11: Batteries Not Being Charged

    • Battery voltage should read a minimum of 10 volts. • If there is a voltage reading, proceed to the next step. • If there is no voltage reading, skip to step 10. P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
  • Page 12 Step 3: Unplug the 4-pin connector from the DC/DC converter. • Place the voltmeter positive lead in pin #1 (12 v + input). • Place the negative lead in pin #3 (ground). • Read the approximate tractor voltage. • If there is a voltage reading, proceed to the next step.
  • Page 13 • If the voltage reads 13+, proceed to the next step. • If the voltage does not read 13+, inspect the wiring between the junction stud and the circuit breaker and repair any issues. P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
  • Page 14 Step 7: Next: • Place the voltmeter negative lead on the negative battery post. • Place the positive lead on the circuit breaker closest to the battery post. • The voltage should read 13+ volts. • If the voltage reads 13+, reset the circuit breaker.
  • Page 15 11. • If the voltage is less than 10 volts: Ǭ Confirm the source voltage is above 13.4 volts. Ǭ If yes, proceed to step 11. Ǭ If no, replace the cover assembly. P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
  • Page 16 Step 11: Next: • Place the voltmeter positive lead where the blue wire is connected. • Place the negative lead where the white wire is connected. • If there is a voltage reading, inspect the wiring for defects and replace if necessary. •...

  • Page 17: Interior Lights Not Working (If Installed)

    • If there is a voltage reading, proceed to the next step. • If there is no voltage reading, inspect the wiring between the source and check the fuse for continuity. Replace if necessary. P: 479.419.4800 | F: 479.419.4801 | www.purkeys.net...
  • Page 18 Step 3: Next: • Place the voltmeter positive lead on the 30 amp fuse on the module. • Place the negative lead on the gray wire stud on the cover assembly. • The voltage should read 0 or a very low voltage. •...

  • Page 19: Limited Commercial Warranty Policy

    Product or failure of a part not manufactured by Purkeys. This warranty shall not apply if any Purkeys product is used for a purpose for which it is not designed or is in any way altered without the specific prior written consent of Purkeys. ANY...

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