TM 10-3930-669-20 7-8.  INSTRUMENT PANEL REPLACEMENT (CONT). (8) Remove   hose   (20)   from   air   restriction indicator (21). (9) Remove  instrument  panel  (2)  from  dash frame (5). b.  Installation. (1) Position   instrument   panel   (2)   on   dash frame (5). (2) Install hose (20) on air restriction indicator (21). (3) Connect emergency brake connector S20 (19)  to  emergency  brake  connector  P20 (18). (4) Connect connector S13 (17) to connector P13 (16). (5) Connect two cab connectors S9 (15) to P9 (14) and S8 (13) to P8 (12). 7-18