Data Element 
Block Number 
Column 
Description 
Specifications 
DOCNUM 
Top Form 
17 
Document Number 
 Must be alphanumeric.

JCNORG 
A08 
810 
Job Control Number Organization 
 Must be blank if TRCODE is 00, 02 or 03.
 If TRCODE is not 00, 02 OR 03:
 Must match an entry in the organization header file except when (ML is 2) or (TM is F and TR is not 72).
 If (ML is 2) or (TM is F and TR is not 72) POS 1 must be ALPHA; O or match first character of an entry in the Aviation 3M organization code listing (NSLC 4790.A706501) and POS 23 must be alphanumeric.

JCNDAY 
A11 
1113 
Job Control Number Day 
 Must be blank if TRCODE is 00, 02 or 03.
 If TRCODE is not 00, 02 OR 03, must be numeric and in range of 001366.

JCNSER 
A14 
1416 
Job Control Number Serial 
 Must be blank if TRCODE is 00, 02 or 03.
 If TRCODE is not 00, 02 OR 03, must be alphanumeric, not zeros.

JCNSUF 
A17 
1718 
Job Control Number Suffix 
 Must be blank if TRCODE is 00, 02, 03, 30, 41, 47 or 72.
 If TRCODE is not 00, 02, 03, 30, 41, 47 or 72:
 POS 1 must be alphanumeric or blank.
 If POS 1 is not blank, POS 2 must be alpha or blank.
 If POS 1 is blank, POS 2 must be blank.
 If POS 1 is numeric, POS 2 must be alpha.

WC 
A19 
1921 
Work Center 
 Must be blank if TRCODE is 00, 02, 03 or 72.
 If TRCODE is not 00, 02, 03 or 72:
 POS 1 must be numeric or X.
 POS 2 must be numeric or alpha O.
 POS 3 must be alphanumeric.

WUC 
A22 
2228 
Work Unit Code 
 Must be blank if TRCODE is 00, 02 or 03.
 If TRCODE is not 00, 02 or 03, must be left justified 1, 3, 5 or 7 position alphanumeric:
 If TRCODE is 32, must be a 1, 5 or 7 position field.
 If TRCODE is 24, 25, 41 or 47:
 Must be a 5 or 7 position field.
 POS 12 must not be 03 or 04.
 If WUC is a 1 position field, must be zero or alpha O:
 If TRCODE is 11, 12, 31, 32 or 39, then POS 1 of TEC must be D, G, H, M, S, V, Y or Z, or POS 12 of TEC must be AZ, or TM must be F.
 If TRCODE is 14, 15, 16, 17, 18 or 19, then POS 1 of TEC must be D, G, H, M, S, V or Y, or POS 12 of TEC must be AZ, or TM must be F.
 If TRCODE is 21 or 23, then POS 1 of TEC must be D, G, H, M, S or V, or POS 12 of TEC must be AZ, YB or YD, or TM must be F.
 If WUC is a 3 position field:
 TRCODE must be 11, 12, 30, 31, 39 or 72.
 POS 12 must be 03 OR 04 if TRCODE is 12, 31, 39 or 72.
 POS 12 must be 03, 04, 05, 08 or 09 if TRCODE is 11.
 POS 12 msut be 05, 06, 08 or 09 if TRCODE is 30.
 If WUC is a 5 position field, POS 12 must be numeric and greater than 10.
 If WUC is a 7 position field, POS 12 must be numeric and greater than 10 or equal to 03.

ORG 
A29 
2931 
Organization 
 Must match an entry in the organization header file.

TRCODE 
A32 
3233 
Transaction Code 
 Must be 00, 02, 03, 11, 12, 14, 15, 16, 17, 18, 19, 21, 23, 24, 25, 30, 31, 32, 39, 41, 47 or 72.

ML 
A34 
34 
Maintenance Level 
 Must be blank if TRCODE is 00, 02 or 03.
 If TRCODE is not 00, 02 or 03, must be 1, 2 or 3:
 Must be 2 or 3 if TRCODE is 31, 32 or 39.
 Must be 2 or 3 when WD is W or X.
 Must be 2 if TRCODE is 30.
 Must be 1 if TRCODE is 72.

AT1 
A35 
35 
Action Taken 
 Must be blank if TRCODE is 00, 02 or 03.
 If TRCODE is 11, 12 or 39:
 Must be alpha or zero.
 If alpha, must not be D, E, G, H, I, V, W or X.
 If zero or alpha O, POS 12 of WUC must be 03 or 04.
 If not zero or alpha O, POS 12 of WUC must not be 03 or 04.
 Must not be F if TRCODE is 12 or 39.
 If TRCODE is 14 or 16, must be zero, alpha O or P.
 If TRCODE is 15 or 17, must be zero, alpha O or Q.
 If TRCODE is 18 or 19, must be zero, alpha O, R or T.
 If TRCODE is 21, 23, 24 or 25:
 Must be zero, alpha O, P or R.
 Must be zero or alpha O if POS 12 of WUC is 03 or 04.
 If TRCODE is 31 or 32:
 Must be zero or alpha O if POS 12 of WUC is 03 or 04.
 Must be A, B, C, D, J, K, Z or in range of 19 if POS 12 of WUC is not 03 or 04.
 If TRCODE is 41 or 47, must be A, C, D, P, Q or W.
 If TRCODE is 30, must be alphanumeric.
 If TRCODE is 72, must be alpha or zero.

MAL1 
A36 
3638 
Malfunction 
 Must be blank if TRCODE is 00, 02, 03, 41 or 47.
 If TRCODE is not 00, 02, 03, 41 or 4:
 Must be alphanumeric.
 Must be zeros when TRCODE is 11 or 31 and POS 12 of WUC is 03 or 04.
 If TRCODE is 11 or 30:
 If POS 12 is equal to 57 AT1 must be A or F.
 If 295 AT1 must be F.
 Must be 812, 813, 814, 815, 816, 817 or 818 if AT1 is T.
 Must be 800, 804, or 811 if AT1 is S.

IP 
A39 
3940 
Items Processed 
 Must be blank if TRCODE is 00, 02, 03 or 72.
 If TRCODE is not 00, 02, 03 or 72:
 Must be numeric, right justified.
 Must be zeros if AT1 is L or N.
 Must not be zeros if AT1 is Y.
 If TRCODE is 31 or 32, must be equal to 1.
 If TRCODE is 41 or 47:
 Must be zeros if AT1 is A or W.
 Must be 01 if AT1 is C, D, P or Q and POS 1 of TEC is A, B, G, H, J, K, M, N, R, S, T or V and POS 4 of TEC is not 9.
 Must be equal to or greater than 01 if AT1 is C, D, P or Q and POS 1 of TEC is D or Y, or POS 4 of TEC is 9.

MHRS 
A41 
4144 
ManHours 
 Must be blank if TRCODE is 00, 02, 03 or 72.
 If TRCODE is not 00, 02, 03 or 72, must be numeric, right justified:
 Must be zeros when POS 1 of WC is zero.

EMT 
A45 
4547 
Elapsed Maintenance Time 
 Must be blank if TRCODE is 00, 02, 03 or 72.
 If TRCODE is not 00, 02, 03 or 72, must be numeric, right justified and not greater than MHRS.

TEC 
A48 
4851 
Type Equipment Code 
 POS 12 must match first two characters of an entry in the Aviation 3M Type Equipment Code listing (NSLC 4790.A721001).
 POS 1 must not be X.
 POS 34 must be alphanumeric.
 If TRCODE is 14, 15, 16, 17, 18, 19, 21 or 23:
 POS 1 must not be Z.
 If POS 1 is A, POS 4 must not be 9.
 If TRCODE is 24 or 25, POS 1 must be A, G, K, M or N.

BUNO 
A52 
5257 
Bureau/Serial Number 
 Must be numeric, not zeros if POS 1 of TEC is A, K or N and POS 4 of TEC is not 9.
 Must be alphanumeric if POS 1 of TEC is D, J, P, R, T, Y or Z.
 Must be alphanumeric, not zeros if POS 1 of TEC is B, M or V and POS 4 of TEC is not 9.
 Must be alphanumeric, not zeros if POS 1 of TEC is G, H OR S and POS 4 of TEC is not A.

WD 
A58 
58 
When Discovered 
 Must be blank if TRCODE is 00, 02, 03, 41 or 47.
 If TRCODE is not 00, 02, 03, 41 OR 47, must be alpha or zero:
 If TRCODE is 12, 31, 32 or 39, must be zero or alpha O if POS 12 of WUC is 03 or 04.
 If TRCODE is 11, must be zero or alpha O if POS 12 of WUC is 03, 04, 05, 08 or 09.
 Must be zero or alpha O if AT1 is T.
 If TRCODE is not 00, 02, 03, 24, 25, 41 or 47:
 If WD is T, POS 1 of TEC must be D, G, H, S or V.
 Must not be A, B, E, H, K, L, N, X or Z if POS 1 of TEC is D, G, H or S.
 Must not be E, F, N, T, U, Y or Z if POS 1 of TEC is M.

TM 
A59 
59 
Type Maintenance 
 Must be blank if TRCODE is 00, 02, 03, 41 or 47.
 If TRCODE is not 00, 02, 03, 41 or 47:
 Must be B, D, E, F, G, J, K, L, M, N, P, Q, S, T, U, 1, 2 or 3.
 If TM is B, POS 12 of WUC must not be 03 or 04.
 If TM is D, then WD must be J, K, L, M, R, V, W, zero or alpaha O.
 If TM is L, WD must be zero or alpha O.
 If TRCODE is 31 or 32, must be D, E, F, J, K, M or S if POS 12 of WUC is 03 or 04.
 If TRCODE is 72, must be F.

POS 
A60 
6061 
Position 
 Must be alphanumeric or blank.

FID 
A62 
6264 
Fault Isolation Detection 
 Must be alphanumeric or blank.

SAFSER 
A65 
6568 
Safety/Engineering Investigation Serial Number 
 Must be alphanumeric or blank.

METER 
A69 
6973 
Meter Type/Reading 
 POS 1 must be alphanumeric or blank.
 POS 1 must be alpha if POS 1 of TEC is G, H or S and ML is 1.
 POS 25 must be numeric, right justified if POS 1 is not blank.
 If POS 1 is blank, POS 25 must be blank.
 Must be blank if POS 1 of TEC is A, K or N.

ETS 
A74 
74 
Eng & Tech Services 
 Must be blank if TRCODE is 00, 02 or 03.
 If TRCODE is not 00, 02, or 03 — must be alpha N or blank.

DPCODE/SUPORG 
DCF 
7577 
Data Processing Code/Supply Organization 
 Must match an entry in the organization header file.

AWAY/CORRCD 
DCF 
78 
Away/Correction Code 
 Must be alphanumeric or blank.
 Must not be Z if COMDAT is within the current accounting period.

RECTYP 
NONE 
7980 
Record Type 
 POS 1 must be A.
 POS 2 must be blank.
