TM 1-1520-238-T-7 10–160.4 Change 5 10–48A. FUEL QUANTITY SYSTEM – CAPACITANCE AND INDICATING TEST 10–48A (USING PSD 60-1AF TEST SET) (cont) Task Result b. Attach test set ground cable to test set chassis jack. c. Attach test set ground cable to helicopter ground. d. Ensure that test set (fig. 10–70.5) ON/OFF switch is set to ON. LOZ–COMP . HIZ–GND COMP TU 10-1000 PF 10-1000 PF SIMULATOR PSD60-1AF PF MW COMP–GND LOZ–GND SHLD–GND HIZ–SHLD COMP–SHLD LOZ–SHLD COMP–HIZ LOZ–HIZ COMP TU MEASURE INT SIM TU & COMP SIM TU ONLY AIRCRAFT ONLY PF MW MEASURE EXT INDICATOR TANK UNITS LOZ HIZ COMP SHLD T U COMP ON OFF CHASSIS EXTENDED RANGE TWO TERMINAL MEASUREMENT CHASSIS GROUND JACK ON / OF SWITCH LCD INDICATOR FUNCT SWITCH SELECT SWITCH TU SIMULATOR DECADE TU SIMULATOR VERNIER TANK UNITS HIZ TANK UNITS LOZ INDICATOR HIZ INDICATOR LOZ M70-363 Figure 10–70.5. Capacitance Resistance Bridge Test Set