PANEL GP-INSTRUMENT 1836461 - Caterpillar

Bench test nozzles using clean SAEJ967 Calibration Oil (Kent-Moore Corp. J-26400 or Viscor Calibration Fluid 1487C-SAEJ967L) at a temperature of ... 65 to 75°F(18 to 24°C)Nozzle setting pressures (valve lift adjustment screw turned 3/4 1/8turn from closed position):Used Nozzle ... 1500 to 2600 psi(10 300 to 17 690 kPa)Used, adjusted nozzle ... 2400 to 2600 psi(16 545 to 17 690 kPa)Return oil leakage test pressure ... 1400 to 1600 psi(9630 to 11 045 kPa)Leakage in 15 seconds ... No minimum or maximumMaximum tip leakage is 20 drops in 15 seconds with a pressure of 200 psi (1380 kPa) less than opening pressure.(1) Torque for valve lift locknut ... 35 to 45 lb. in.(4.0 to 5.1 N m)(2) Torque for pressure screw locknut ... 70 to 80 lb. in.(8.0 to 9.1 N m)(3) Torque for cap ... 110 to 120 lb. in.(12.4 to 13.6 N m)