TM  10-3930-643-34 ELECTRICAL  SYSTEM  MAINTENANCE.  (cont) 5-2. Instrument  Panel  Wiring  Harness.  (Sheet REMOVAL  (cont) 13. 14. 15. 16. 17. 18. 19. 20. Disconnect wire assemblies (26 and 27) at connectors from fan clutch relay (28). Disconnect  seven  wire  assemblies  (29) and wire assembly (30) at connectors from start switch (31). Remove socket (32) and lamp (33) from oil pressure gage (35). Disconnect  two  lead  assemblies (34) from oil pressure gage (35). Remove socket (36) and lamp (37) from air pressure gage (38). Disconnect lead assemblies (39 and 40) from hourmeter (41). Disconnect two lead assemblies (42, 43, 44 and 45), from connector (46). Disconnect lead assemblies (47 thru 50) from lead assemblies (51 thru 54). 4 of 9) Go to sheet 5 5-20