Alamo T 7740 Filter Maintenance Procedure, When to Change Filter, Element Service Procedure, Date

TECHNICAL INFORMATION BULLETIN No. 080400

Alamo Industrial ™ Technical Services Department

1502 East Walnut

Seguin, Texas 78155

830-372-2708

Models: All Machete, A-boom, Versa Boom, Slopemower. Boom Mowers which utilize the Joystick operated control valve with the 02976069 oil Filter Kit installed.

Bulletin No: 080400

Date:

Aug. 4, 2000

Filter Maintenance Procedure:

The following Procedure should be followed to provide the correct maintenance of the 02976066 Filter assembly use as standard on the machete moddel boom and any mower using Joystick controlled hydraulic system, and filter as optional equipment.

When to Change Filter:

Inspect the visual indicator when the system is operating at normal operating temperature and under normal flow conditions. When red starts to enter the indicator window, change the element. This will occur prior to bypass by the filter.

Element Service Procedure:

1. Shut System down a disable tractor so it cannot be started. Let Oil cool to a safe temperature.

2.Place a suitable container under the filter to catch any spillage.

3.Unscrew the filter bowl using the wrench flats at the bottom of bowl. Remove the bowl and drain the oil into the container.

4.Pull the element (P/N 02976067) off the adapter

	an discard it.	O-Ring
5.	Remove the head to bowl seal and discard.
	Clean the seal area with a lint free cloth. Install
	the new seals as shown taking care not to cut	Back Up
	the new seals.
6.	Install the new element onto the element	Ring
	adapter boss.

7.Thoroughly clean the filter bowl and fill approxi- mately one half full with clean oil.

8.Screw the Bowl onto the head. Torque the bowl to 30 ft. lbs.

9.Operate the system to expel any trapped air and check for leaks.

10.Check and fill the tractor oil level as required.

This document does not authorize the repair or replacement of parts under warranty

MACHETE

© 2005 Alamo Group Inc. 1-37