Section III. TROUBLESHOOTING INFORMATION

TM 11-6625-2631-14

maintenance services and inspection will be im-

38-750. Equipment with a deficiency that cannot

mediately reported to higher category maintenance

be corrected at the organizational category should

be deadlined in accordance with TM 38-75.0.

by the use of forms and procedures specified in TM

Table 4-3. Quarterly Preventive Maintenance Checks and Services

Work time

Item to be inspected

(M/ H)

procedure

0.1

COMPLETENESS

See that the test set is complete.

0.1

PUBLICATIONS

Check DA' Pam 310-4 to see that all pertinent publications are available. The technical

manuals must be complete and in usable condition without missing pages. All changes

pertinent to the publications must he on hand.

0.1

MODIFICATION WORK ORDERS

Check DA Pam 310-7 to see that all URGENT MWO'S have been applied to the equipment

and that all NORMAL MWOS have been scheduled.

Section III. TROUBLESHOOTING INFORMATION

4 - 8 . Troubleshooting

21 test connector. Inspect the adapter for general

a p p e a r a n c e , tightness of contacts, and battery

a. Troubleshooting t h i s e q u i p m e n t a t t h e

h o l d e r tension. Check spring (+) and base (--)

o r g a n i z a t i o n a l category is confined to a visual

contacts for corrosion. Sand lightly with No. 000

indication of the possible or actual trouble and is

s a n d p a p e r to remove corrosion. Check cable for

based on indications observed during performance

dam aged connectors, chafed or frayed wiring, loose

of the appropriate preventive maintenance checks

connections.

a n d services and actual equipment performance

b. Check cable and connector for continuity with

during operation. The only maintenance performed

multimeter AN / URM-105, as follows:

at this category is the continuity testing of Battery

( 1 ) Check for continuity between the (+)

T e s t Adapter MX-8801 / PRC-90.

terminal block on the adapter and the male con-

b. In the event that the test adapter is not def-

nector at the cable termination.

ective, and the in malfunction is in the test set, repairs

( 2 ) Check for continuity between the (--)

must he accomplished at general support category

t e r m i n a l block on the adapter and the female

o f maintenance.

connector at the cable termination.

4-9.

Battery Test Adapter

c. If cable continuity is not indicated, refer the

Battery Test Adapter MX-8801 / PRC-90

M X - 8 8 0 1 / PRC-90 to higher category main-

(fig.

1-3 ) interconnects the AN/ PRC-90 battery

tenance. If continuity is indicated, refer the test set

with

the TS-2530 / UR via the PRC-63 and URT.

to a higher category of maintenance.

4-3