TM-9-2330-356-14

SEMITRAILER, TANK: 5000 GALLON, BULK HAUL, SELF LOAD/UNLOAD M967 AND M967A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, AUTOMOTIVE M969 AND M969A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, UNDER/OVERWING AIRCRAFT M970 AND M970A1

TECHNICAL MANUAL; OPERATOR’S, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1990

TM-9-2330-356-14 - Page 369 of 528

TM 9-2330-356-14

7-15. Oil Cooler and Lines (Fig. 7-11)

a.

Remove blower housing (para 7-14).

NOTE

Oil cooler and lines maybe filled with oil. Use

care to prevent spillage.

b.

Disconnect oil cooler hoses at valve of oil filter

adapter (11).

c.

Drain cooler into a suitable container.

1. Capscrew

7. Bracket

2. Clamp (2)

8. Hose

3. Capscrew (4)

9. Hose

4. Lockwasher (4)

10. Capscrew (2)

5 Nut (4)

11. Oil filter adapter

6. Oil cooler

TA100084

Figure 7-11. Oil Cooler and Lines.

CAUTION

Do not bend or damage the aluminum cooling

fins when removing cooler.

d.

Remove self-locking screw (1) and two retaining

clamps (2).

Remove four capscrews (3), lockwashers (4), and

nuts (5) attaching oil cooler (6) to mounting bracket (7),

and remove cooler.

7-16. Tachometer Sensor (M967, M969, and

M970) (fig. 7-12)

a.

Remove blower housing (pars 7-14).

b.

Unscrew bottom jam nut on sensor and remove

sensor from mounting bracket. Disconnect two electrical

leads from sensor and remove sensor.

Figure 7-12. Tachometer Sensor

7-17. High Temperature Switch (Fig. 7-13)

a.

Replacement of high temperature switch is done

from under the vehicle. The switch is attached to the

exhaust manifold behind the air shutter assembly on the

left side of engine.

b.

Block open louvers on air shutter.

Tag and disconnect two leads (1 and 2) from high

temperature switch (13).

d.

Remove two capscrews (3) and two washers (4)

holding switch bracket (10) to the exhaust manifold.

Remove bracket with pressure switch attached.

Remove the nut (5), star washers (6), terminal (7),

flatwasher (8), insulated washer (9), switch bracket (10),

insulated sleeve (11), insulated washer (12), and high

temperature switch (13).

7-13