PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS Continued
5) Add length of adapter (Step 7a4) to the length of the torque wrench (Step 7a2). Record this sum.
6) Divide the sum found in Step 7a3 by the sum found in Step 7a5.
7) The sum found in Step 7a6 is your torque wrench setting. Set your dial.
Setting the torque wrench dial at the reading found in Step 7a7 will deliver the required torque
at the end of your adapter.
Example: (Metric equivalents omitted for clarity).
1) 40 lb-ft required.
2) 12 inches.
3) 12 x 40 = 480.
4) 4 inches.
5) 12 + 4 = 16 inches.
6) 480/16 = 30 lb-ft.
7) Torque wrench dial setting = 30.
GENERAL CLEANING. Cleaning is very important. All parts must be cleaned well and kept clean during
maintenance. Dirt or foreign matter can cause malfunctions and equipment failure. General cleaning procedures are
detailed in the following steps. Special cleaning procedures are covered in the task relating to the specific part. Clean
after repair and before assembly.