TM 10-3930-669-20 24.  TRANSMISSION DOES NOT ENGAGE IN HIGH RANGE (CONT). KNOWN INFO Transmission operates in forward and reverse. High range solenoid OK. Wire 14 to solenoid OK. POSSIBLE PROBLEMS Wire 10 faulty. Transmission range switch faulty. KNOWN INFO Transmission operates in forward and reverse. High range solenoid OK. Wire 14 to solenoid OK. Wire 10 OK. Transmission speed switch OK. POSSIBLE PROBLEMS TEST OPTIONS Voltage test. STE/ICE-R #89. REASON FOR QUESTION If 22 to 24 vdc are not present, wire 10 to transmission range switch is faulty. TEST OPTIONS Verify repair. REASON FOR QUESTION If transmission engages in high range, fault has been corrected. ¬ ¬ 2-272