83 83 TRENCH DEPTH METER MODULE RT7O/RT75/RT9O/RT95/RT115 REF NO. 1. » _3. 4, D9. A PART NUMBER QTY DESCRIPTION 107-580 2 SCREW (M4-0.70 X 16mm, BUT SOC) 220-086 1 TRENCH DEPTH METER 107-358 2 WELLNUT (M4-0.7X 12.6/mmLlG) 213-075 1 TDM HARNESS 319-745 —REAR PANEL REMARKS 808-915