POWER TAKE-OFF (PTO) DOES NOT OPERATE (CONT)

TM 9-2320-366-20-2

e91. POWER TAKE-OFF (PTO) DOES NOT OPERATE (CONT)

e91.

WARNING

Read WARNING

KNOWN INFO

TEST OPTIONS

21.

Circuit breaker OK.

Voltage Test or

on following page.

Vehicle starts.

STE/ICE-R #89

Is 24 vdc present on

REASON FOR QUESTION

PTO OK.

WTEC III relay K37

If 24 vdc is not present,

PTO cable assembly OK.

terminal 86?

WTEC III transmission ECU

Auxiliary panel cable

is faulty. If 24 vdc is

assembly OK.

present, WTEC III relay

PTO switch OK.

K37 is faulty.

WTEC III dashboard cable

assembly OK.

POSSIBLE PROBLEMS

Faulty WTEC III relay K37.

Replace WTEC III transmission

YES

Faulty WTEC III

ECU (para 8-7).

transmission ECU.

Replace WTEC III relay

K37 (para 7-9).

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