TM   10-3930-643-20 ELECTRICAL  SYSTEM  TROUBLESHOOTING  AND  MAINTENANCE.  (cont) 5-6. Charging   System   STE/ICE   Tests. d. TEST  84. ALTERNATOR/GENERATOR  NEGATIVE  CABLE  VOLTAGE  DROP 1. Refer   to   VTM-General   Setup   and   Checkout   Instructions   in   TM   9-4910- 571-12&P. Connect   power   cables   to   battery. 2. Attach   cable   clips,   as   shown. Make   sure   that   electrical   contacts   are clean,   refer   to   paragraph   2-13. 3. Perform  test  using  procedure  TEST  89  as  instructed  in  TM  9-4910-571-12&P. 4. Test   results   indicate   a   .5   voltage   drop. 5 . Return   M10A   Forklift   to   original   equipment   condition. 5-22