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dd85
dd85, Service Manager
Category: Medium and Heavy Trucks
Satisfied Customers: 523
Experience:  Service Manager in AG
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I have a 7740 sle from 93 and it does not move, when i turn

Customer Question

hello, i have a 7740 sle from 93 and it does not move, when i turn the ignition on the display i can see the working hours and then it disapears i nr 4 comes but now moving
JA: What is the complete model and serial number of your machine?
Customer: i will take a looke come beach in 5 min
JA: Anything else you want the equipment mechanic to know before I connect you?
Customer: gust haw can i fix this problem if i can 2 mecanics came this week and nothing
Submitted: 2 months ago.
Category: Medium and Heavy Trucks
Customer: replied 2 months ago.
tractor nr*BD21966* ; UNIT 2GD22B ; ENGINE(###) ###-####21 ; TRANSMISION 2G17B ; HZDRAULIC PUMP 2F26B ; HZDRAULIC LIFT 2G21B ; FWD 1.37774 MADE IN ENGLAND
Expert:  dd85 replied 2 months ago.

On the right side of the instrument cluster is there a number showing? and just above that is the triangle pointing to the gear? or which?

Also have you calibrated the transmission lately?

Customer: replied 2 months ago.
it is not about calibration, on the instrument cluster i can not see any gear number the tractor it is, the only thing i can see it is the working hours ( 5200) and then nr 4 comes on the lcd. i took some pictures whit tractor seet on gear, i traied to put the tractor on 4wd and still nothing. Calibration was done in December when i boat new battery .
Expert:  dd85 replied 2 months ago.

in picture 177 The 4 is the fuel sender short or open.

the area below the 4 rectangle, does anything ever show up there?

Customer: replied 2 months ago.
the fuel sender does not work since i boat the tractor. and under area 4 before this problem i could see in what gear the tractor was
Expert:  dd85 replied 2 months ago.

in picture 177 The 4 is the fuel sender short or open.

the area below the 4, in the rectangle, does anything ever show up there?

Have you checked fuses 3 , 12 , 13 , 15 , and 20?

Customer: replied 2 months ago.
all fuses are checked and are ok.
Expert:  dd85 replied 2 months ago.

Do the lights on the shifter show up?

Customer: replied 2 months ago.
a electrician ckecked the position sensor under the cab olso and they are ok.
Expert:  dd85 replied 2 months ago.

When running does the Transmission pressure light stay on?

Does the PTO come on?

Customer: replied 2 months ago.
when running the pressure light goes off in a second and the pto it is working.
Expert:  dd85 replied 2 months ago.

I am thinking electrical, But look at the attached, There should be a cable running from the clutch pedal to the safety start spool.

Expert:  dd85 replied 2 months ago.

If it is electrical, then it is going to be more than we can do here. I am going to OPT out.

Customer: replied 2 months ago.
under the seat there is to electrical valves what does they do. and betwen the fuel tank and transmision it is another sensor what does it do this one.