TM-9-2320-431-10-2

TRUCK, WRECKER, 8X8, M984A1

TECHNICAL MANUAL; OPERATOR'S MANUAL; PART 2 OF 2

JUNE 2009

TM-9-2320-431-10-2 - Page 145 of 712

Use gloves and insulated pads as necessary. Failure to comply may

result in injury or death to personnel.

NOTE

If outside temperature is 0°F (-17°C) or lower, hydraulic fluid may be

below operating temperature. Operating system with PTO end hydraulic

pump engaged should warm hydraulic fluid to an operating temperature.

1.

Pull selector valve out. (Volume 1, WP 0043)

2.

Set PTO ENGAGE switch to ON. (Volume 1, WP 0043)

3.

Operate engine (Volume 1, WP 0044) for 20 minutes with PTO enabled to bring

hydraulic fluid up to operating temperature.

4.

Check hydraulic fluid temperature at reservoir. Reservoir should be warm.

HYDRAULIC

RESERVOIR

Figure 5.

5.

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