TM  10-4130-239-14 Table 2-1. Operator  Preventive  Maintenance  Checks  and  Services  (Cont) Item No. 14 B -   Before D -   During A -   After W -   Weekly M -  Monthly H -   Hourly Interval Item To Be Inspected Equipment Is Not B    D    A   W H M Procedure Ready/Available  If: Skid. Check for cracks and broken welds. Clean as  needed. Check  quick release  pins  securing carrying handles. Check carrying handles. CAUTION Skid cracked or weld broken. Quick release pins damaged or missing. Carrying handles damaged or missing. Items marked "*"   may require daily checking under dusty or sandy  operational  conditions. *15 Condenser. Check for dirt Condenser  full  of and debris. dirt or debris. 2-13