TM 5-3805-262-20APPENDIX BMAINTENANCE ALLOCATION CHARTSection I. INTRODUCTIONB-1. GENERALa. This section provides a general explanation of all maintenance and repairfunctions authorized at various maintenance categories.b. The Maintenance Allocation Chart (MAC) in section II designates overallauthority and responsibility for the performance of maintenance functions on theidentified end item or component. The application of the maintenance functions to theend item or component will be consistent with the capacities and capabilities of thedesignated maintenance categories.c. Section III lists the tools and test equipment (both special tools and commontool sets) required for each maintenance function as referenced from section II.d. Section IV contains supplemental instructions and explanatory notes for aparticular maintenance function.B-2. MAINTENANCE FUNCTIONSMaintenance functions will be limited to and defined as follows:a. I n s p e c t .To determine the serviceability of an item by comparing its physical,m e c h a n i c a l , a n d / o r e l e c t r i c a l c h a r a c t e r i s t i c s w i t h e s t a b l i s h e d s t a n d a r d s t h r o u ghe x a m i n a t i o n ( i . e . , b y s i g h t , s o u n d , o r f e e l ) .b. T e s t .To verify serviceability by measuring the mechanical or electricalcharacteristics of an item and comparing those characteristics with prescribeds t a n d a r d s.c. S e r v i c e.Operations required periodically to keep an item in proper operatingcondition, i.e., to clean (includes decontaminate, when required), to preserve, tod r a i n , t o p a i n t , o r t o r e p l e n i s h f u e l , l u b r i c a n t s , c h e m i c a l f l u i d s , o r g a s e s.d. A d j u s t .To maintain or regulate, within prescribed limits, by bringing intop r o p e r o r e x a c t p o s i t i o n , o r b y s e t t i n g t h e o p e r a t i n g c h a r a c t e r i s t i c s t o s p e c i f i edparameters.e. A l i g n .To adjust specified variable elements of an item to bring about optimumor desired performance.f. C a l i b r a t e .To determine and cause corrections to be made or to be adjusted oninstruments or test, measuring, and diagnostic equipments used in precisionmeasurement. Consists of comparisons of two instruments, one of which is a certifiedstandard of known accuracy, to detect and adjust any discrepancy in the accuracy ofthe instrument being compared.B-1
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