TM    55-2090-201-14&P Item No. Interval B    D    A    W M 1 2 3 4 5 6 TABLE 2-2. OPERATOR/CREW  PREVENTIVE  MAINTENANCE  CHECKS  AND  SERVICES TYPE A AND B SEPARATORS NOTE If the equipment must be kept in continuous operation, check and service only those items that can be checked and serviced without  disturbing  operation. Make  the  complete  checks and services when the equipment can be shut down. B   - Before D  - During Legend A  - After W  - Weekly M  - Monthly 2-16 Item to be Inspected Control panel, pressure gauges, tubing Control panel indicator lights Control panel switches Control panel fuses Control panel relay Control panel contact sections Procedures Check for and have repaired or  adjusted  as  necessary Inspect for damage and proper  operation,  cracked or severed tubing. Inspect for cracked or broken  glass  (plastic), loose  connections,  proper operation. Inspect for loose connec- tions,  evidence  of  over- heating,  proper  operation and obvious damage. Inspect for defective con- dition, corrosion. Inspect for loose connec- tions,  overheating,  damaged or defective wiring. Inspect for loose wiring, evidence  of  overheating, defective or damaged wiring. For readiness re- porting equipment not ready/available if: Damaged or defective Obviously damaged or defective Obviously damaged or defective Corroded or defective Obviously damaged or defective Obviously damaged or defective