Table 2-2. Operator/Crew Preventive Maintenance Checks and Services (Contd).

TM 9-2320-386-10

Table 2-2. Operator/Crew Preventive Maintenance Checks and Services (Contd).

ITEM TO

NOT FULLY

ITEM

INTERVAL

CHECK/

PROCEDURE

MISSION

NO.

SERVICE

CAPABLE IF:

VEHICLE EXTERIOR

ENGINE NOT RUNNING

After

Air dryer

WARNING

Operation

heater

Use caution when checking

(Contd)

air dryer heater. A malfunc-

tioning heater may be too hot

to touch and cause injury to

personnel.

Air dryer heater operates at

temperatures of 53F (12C)

and below. Air dryer heater

failure may result in equip-

ment damage and injury or

death to personnel.

NOTE

Air dryer heater must be

checked immediately after

shutting down engine.

Air dryer heater only operates

at temperatures of 53F (12C)

and below.

With engine shut off, ensure air dryer

Air dryer heater

heater (1) is functioning properly.

fails to operate at

Touch heater (1). If functioning

temperatures of 53F

properly, heater (1) should feel warm.

(12C) and below.

Air

Open drainvalves (3) on air reservoirs

reservoirs

(2) and exhaust air completely.

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