Section III. OPERATION UNDER UNUSUAL CONDITIONS

TM 32-5410-221-14&P

CAUTION

(2) Disconnect power cord from receptacle

for an extended shutdown period.

When

emergency

stopping

(3) Close intake grille damper.

procedure is used, set all circuit

(4) Attach exterior rain cover.

breakers and equipment power

switches to OFF before restarting the

NOTE

equipment.

This will prevent

overloading the power source during

Refer to TM

5-4120-222-14 for

initial current drain.

detailed air conditioner operating

instructions.

To turn the equipment off in an emergency, set the

MAIN POWER SWITCH to OFF

3-5

EMERGENCY STOPPING PROCEDURE.

Section III. OPERATION UNDER UNUSUAL CONDITIONS

3-6

SCOPE. The S-281/G is fully insulated and

c. In hot, dry climates, connectors, receptacles and

weatherproofed for operation in hot, cold, or moderate

binding posts are subject to dust and dirt damage.

climates. It provides protection from the elements for

Close entrance box and receptacle covers when not in

personnel and equipment. However, under extreme

use.

conditions, the following precautions are necessary:

d. In warm, damp climates, equipment is subject to

moisture and fungus damage. Wipe moisture and

fungus from equipment with a lint-free cloth.

a. Extreme cold causes cables and wires to

become hard, brittle, and difficult to handle. Be careful

handling and connecting cables to avoid kinks, loops,

and stress that may result in permanent damage.

b. Be sure that entrance box binding post and

connectors are free from frost, snow, and ice. Close

entrance box and receptacle covers when not in use.

Keep open connectors out of water, snow, and ice to

keep them dry.

Section IV. PREPARATION FOR MOVEMENT

3-7

SCOPE.

Preparation of the S-28 1/G for

(a) Central or Commercial Power. Set

movement is limited to disconnecting equipment and

main power source circuit breaker to OFF.

securing it as follows:

(b) Individual Generator Power. Stop

the generator.

a. Cleaning. Clean interior and exterior of shelter.

(3) Disconnect power cable at source.

See paragraph 5-9.

(4) Unplug power cable from shelter power

b. Air Conditioner.

entrance box.

(1) Turn SELECTOR SWITCH to OFF.

(5) Roll power cable onto cable reel.

(2) Disconnect and secure air conditioner

(6) Secure cable reel in tiedown position.

power cable in tiedown position.

d. Grounding Assembly.

(3) Close intake grille damper.

(1) Disconnect ground strap from shelter

(4) Attach exterior rain cover.

ground lug and ground rod.

(5) Refer to the applicable manual for

(2) Clean and secure ground strap in tiedown

additional requirements for individual models.

position.

c. Electrical Power Cable.

(3) Remove ground rod from ground.

(1) Set all shelter circuit breakers and

(4) Clean and secure ground rod in tiedown

electrical equipment switches to OFF.

position.

(2) Power:

3-3