New Holland LS140 Workshop Manual page 532

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4. Loosen the return line clamp at 1.

5. Remove the return line at 2, and rotate the line so

the oil drains into a clean suitable pan for reuse.

6. After the reservoir is drained, reconnect the

return lines and tighten all fittings and

connections.

7. Remove the PU/LTBL wire and B wire from the

8. Remove the sender from the reservoir by rotating

the sender counterclockwise.

9. Remove the grounding ring and washer from the

INSTALLATION

1. Install grounding ring, 1, and washer, 2, over

threads of sender, 3.

IMPORTANT: The grounding ring and washer must

be threaded all the way onto the sender before

installing the sender into the reservoir.

2. Use hydraulic thread sealant on the sender

threads and install the sender, 3, into the

IMPORTANT: Do not over tighten the sender or

damage to the reservoir threads may occur resulting

in oil leakage.

3. Reconnect the sender wires, B wire on the

ground blade, and the PU/LTBL wire to the center

sender terminal.

4. Refill the hydraulic reservoir with the oil

previously removed or new SAE 10W/30 API

Service SG-CF motor oil.

5. Reinstall the engine belly pan, and tighten the

retaining hardware.

6. Operate the unit and check for leaks. Repair if

SECTION 55 - ELECTRICAL SYSTEM

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