TM-9-2320-273-20

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE

NOVEMBER 1980

TM-9-2320-273-20 - Page 738 of 1500

TM 9-2320-273-20

SENDING UNITS, SWITCHING DEVICES, AND WINTERIZATION KIT.

5-86. INSTRUMENT RELAY MAINTENANCE.

THIS TASK COVERS: (APPROXIMATE TIME REQUIRED FOLLOWS TASK DESCRIPTION.)

a. Removal.

(2)

b. Installation,

(2)

c. Operational Check. (1)

5 Minutes Total.

INITIAL SETUP

EQUIPMENT CONDITION

APPLICABLE CONFIGURATlONS

PARAGRAPH

CONDITION DESCRIPTION

1. M917, M918, M919 – Two Relays.

2. M915 – Seven Relays.

None.

None.

3. M916 and M920 – Eight Relays.

TEST EQUIPMENT

None.

SPECIAL TOOLS

None.

MATERIALS/PARTS (P/N)

None.

PERSONNEL REQUIRED

One (MOS-63B20).

REFERENCES (TM)

TM 9-2320-273-10.

SPECIAL ENVIRONMENTAL CONDITIONS

Vehicle Parked on Level Ground.

GENERAL SAFETY INSTRUCTIONS

Engine OFF.

Transmission in Neutral.

Park Brake Set.

TROUBLESHOOTING REFERENCES

None.

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