PREPARATION FOR MOVEMENT. - TM-5-4120-364-130025

TM 5-4120-364-13

(2) Position the unit on the shelter wall for alignment of duct openings.

S e c u r e the unit to the wall by drilling holes in the back cover in alignment with

the holes in the corners of the frame and install 5/16 inch bolts of the proper

length.

( 3 ) The unit is shipped for 208 volt, 3-phase, 50/60 Hz power. Connect a

p o w e r s o u r c e c a p a b l e o f d e l i v e r i n g 2 0 8 v o l t , 3 - p h a s e , 50/60 Hz power to the connector

o n the rear panel of the compressor section. The unit may be converted to operate on

1 2 0 v o l t , 3 - p h a s e , 50/60 Hz power by changing the heater elements, adding a jumper

a n d reconnecting certain leads as shown in the wiring diagram, figure 32.

PREPARATION FOR MOVEMENT.

3-5.

a . Limited Movement. F o r movement to a short distance involving limited

h a n d l i n g , it is necessary only to detach the air conditioner from the shelter and

d i s c o n n e c t the power cable.

Movement. Pump down refrigerant in accordance with paragraph

b . Extensive

4 - 6 . Close all valves

(see figure 3-1). Detach air conditioner from the shelter and

source cable. S e a l a l l o p e n i n g s i n t h e c a b i n e t w i t h b a r r i e r

d i s c o n n e c t the power

m a t e r i a l and sealing

tape, Cover the entire cabinet with a protective barrier mater-

ial.

S e c t i o n III. Preventive Maintenance Checks and Services (PMCS)

GENERAL.

Organizational Preventive Maintenance Checks and Services (PMCS)

3-6.

a r e contained in table 31.

a . I f y o u r e q u i p m e n t f a i l s t o o p e r a t e , t r o u b l e s h o o t with proper equipment.

R e p o r t any deficiencies using the proper forms, see TM 38750.

b . Equipment is Not Ready/Available If: column. This column shall contain

t h e criteria that will cause the equipment to be classified as not ready/available

f o r r e a d i n e s s r e p o r t i n g p u r p o s e s . A n entry in this column will:

(1) Identify conditions that make the equipment not ready/available for

readiness

reporting purposes.

( 2 ) Deny use of the equipment until corrective maintenance has been per-

formed .

Section IV. Troubleshooting

TROUBLESHOOTING TABLE.

3-7.

a . T h e t r o u b l e s h o o t i n g t a b l e ( t a b l e 3 - 2 ) l i s t t h e m o s t common malfunctions

w h i c h you may find during the operation or maintenance of the air conditioner or its

c o m p o n e n t s . You should perform the test/inspections and corrective actions in the

order listed.

b . T h i s manual can not list all malfunctions that may occur, however, all

tests or inspections and corrective actions are listed for most cannon malfunctions.

If a malfunction is not listed, or is not corrected by listed corrective action,

notify your supervisor.

3-3