TM 9-4940-568-34 T30 120V, 1000W HEATER COOLANT ENGINE (11P) 5–15P NEMA L0 L3 L2 3 1 3 1 L1 3 1 G1–CB CT23 CT22 CT21 V G1 T5 T2 T8 T11 4 5 6 W T9 T3 T6 T12 N U 8 T10 T7 T4 T1 7 VR21 E1 E0 X+ XX– P4 P3 P2 K1 K2 2 1 8 7 6 8 7 6 PMG S21 + – M22 AM + – M21 C21 VM 11 A C B 21 31 P M 32 33 R N 41 42 43 44 34 14 J 22 12 18 SDE TRIP ALARM CONTACTS 84 81 82 ”a” ”b” OF_ AUX CONTACTS _4 _1 _2 ”a” b” S21 1 2 LOWER SCALE DS22 UPPER SCALE DS21 1 2 – + M23 Hz (DC SCHEMATIC)   TO A11J1–1 2W 500V 16 OHM TB21 (DC SCHEMATIC) TO A11J1–2 27 28 29 30 32 26 24 25 23 22 CONNECTIONS CABLE LOAD 2 1 CB21 FIELD EXCITER X(F1) XX(F2) F2 F1 FIELD MAIN RECTIFICATION FULL WAVE ARMATURE EXCITER R21 TABULATION DK BLU/BLK YEL/BLK GEN 8 GEN 7 GEN 6 GEN 5 CT COMMON CT23–1 CT22–1 RED/BLK TAN/BLK LT GRN/BLK GRY/BLK ORN/BLK PRP/BLK PNK/BLK GEN 4 CT21–1 DESIGNATION WIRE COLOR 42–41 44–N 42–41 42–41 42–41 42–41 44–N 44–N 32–M 44–N 44–N 34–31 44–N 32–M 43–P 33–R 33–R 33–R 33–R 43–P 33–R C–22 C–22 21–14 B–J C–22 C–22 11–18 A–12 11–18 11–18 11–18 11–18 L1–L2 1 L1–L2 1 OFF L1–L0 3 L3–L1 3 L2–L3 3 L1–L2 3 POSITION CONTACTS CLOSED GENERATOR SET (AC) WIRING SCHEMATIC FIGURE FO-1.   ELECTRICAL SYSTEM SCHEMATIC FOLDOUT 4 OF 19 FP– 7 /FP– 8 BLANK