TEST PLAN F 002 A3Z F07

Combination No. : F 002 A3Z F07 Injection pump : PES 3 A 90 D 410 RS 3500 Governor : RSV 375...1100 A 4 C 1799 L Customer : Escorts Ltd. Engine model : E3.276 BT3A Engine code : - Application : Tractor-49.5HP TEST BENCH REQUIREMENTS Test oil inlet temperature : 38°-42°C Overflow valve : 1417413012 Inlet pressure in bar : 1.5 Test injector : 0681343009 Opening pressure in bar : 172.0-175.0 High pressure pipe : 6X2X600 (ODXIDxlength) in mm (A) CALIBRATION OF PUMP WITHOUT GOVERNOR ACTION Direction of rotation : Clockwise Prestroke in mm : 4.15-4.25(4.1-4.3) Control rack position in mm : 18.0-21.0 Cam sequence : 1- 2 - 3 Cam displacement : 0-120-240° ±0.5° Tappet clearance in mm : min 0.2 Injection Timing locking : - BASIC SETTING Speed-min-1 (rpm) : 1100 Control rack travel in mm : 13.45-13.55 Delivery quantity(x ) : 8.25-8.55 in cm³/100 strokes Maximum spread in cm³ : 0.3(0.7) Speed-min-1 (rpm) : 375 Control rack travel in mm : 8.4-8.6 Delivery quantity(x ) : 1.4-1.8(1.2-2.0) in cm/100 strokes Maximum spread in cm³ : 0.5(0.7) (B) ADJUSTMENT OF PUMP AND GOVERNOR GUIDE SLEEVE TRAVEL Control lever position : Free Speed-min-1 (rpm) : 800 Control rack travel in mm : 0.3-0.7 1.MAXIMUM SPEED CONTROL (RATED SPEED) (without supplementry idling spring) Control lever position : 68.0±4.0° Speed-min-1 (rpm) : 500 Boost pressure in bar : - Control rack travel in mm : 14.7-14.9 Speed-min-1 (rpm) : 1100 Boost pressure in bar : - Control rack travel in mm : 13.45-13.55 Speed-min-1 (rpm) : 1140-1150 Boost pressure in bar : - Control rack travel in mm : 12.5 Speed-min-1 (rpm) : 1180-1210 Boost pressure in bar : - Control rack travel in mm : 4.0 Speed-min-1 (rpm) : 1300 Boost pressure in bar : - Control rack travel in mm : 0.3-1.3 2.FULL LOAD DELIVERY Speed-min-1 (rpm) : 1100 Boost pressure in bar : - Control rack travel in mm : 13.45-13.55 Delivery quantity(x ) : 41.85-42.15(40.75-43.25) in cm³/500 strokes Maximum spread in cm³ : 1.5(3.5) 3.TORQUE CONTROL Speed-min-1 (rpm) : 500 Boost pressure in bar : - Control rack travel in mm : 14.7-14.9 Speed-min-1 (rpm) : 700 Boost pressure in bar : - Control rack travel in mm :14.7-14.9 Speed-min-1 (rpm) : 500 Boost pressure in bar : - Control rack travel in mm : 14.7-14.9 Speed-min-1 (rpm) : 700 Boost pressure in bar : - Control rack travel in mm : 14.7-14.9 Speed-min-1 (rpm) : - Boost pressure in bar : - Control rack travel in mm : - Speed-min-1 (rpm) : 1100 Boost pressure in bar : - Control rack travel in mm : 13.45-13.55 Contd...2 TSS-TS-ESC-F..A3ZF07 4. COURSE OF DELIVERY Speed-min-1 (rpm) : 500 Boost pressure in bar : - Delivery quantity(x ) : - in cm³/500 strokes Maximum spread in cm³ : - Speed-min-1 (rpm) : 700 Boost pressure in bar : - Delivery quantity(x ) : 46.0-47.5(45.0-48.5) in cm³/500 strokes Maximum spread in cm³ : - Speed-min-1 (rpm) : 900 Boost pressure in bar : - Delivery quantity(x ) : - in cm³/500 strokes Maximum spread in cm³ : - Speed-min-1 (rpm) : - Control rack travel in mm : - Delivery quantity(x ) : - in cm³/500 strokes Maximum spread in cm³ : - 5. IDLING SPEED CONTROL (RATED SPEED) Control lever position : 27.0±4.0° Speed-min-1 (rpm) : 375 Control rack travel in mm : 8.4-8.6 Speed-min-1 (rpm) : 100 Control rack travel in mm : Minimum 19.0 Speed-min-1 (rpm) : 375 Control rack travel in mm : 8.4-8.6 Speed-min-1 (rpm) : 460-520 Control rack travel in mm : 2.0 6.MAXIMUM SPEED CONTROL (RATED SPEED) (with supplementary idling spring) Speed-min-1 (rpm) : - Control rack travel in mm : - 7. GOVERNOR CUTTING IN SPEED Speed-min-1 (rpm) : 1140-1150 Boost pressure in bar : - Control rack travel in mm : 12.5 While over checking ,if the cutting speed is above the rated speed and if, -the delivery values are within the overchecking tolerance -control rack remains at full load position even at 50 min (rpm) less than the rated speed the cutting-in speed should be declared OK. 8. DEGREE OF IRREGULARY Speed-min-1 (rpm) : 1185-1215 Boost pressure in bar : - Control rack travel in mm : 4.0 No of notches : 18.0 9. STARTING TRAVEL Speed-min-1 (rpm) : - Control rack travel in mm : - Delivery quantity(x ) : - in cm³/500 strokes 10.STARTING FUEL DELIVERY Speed-min-1 (rpm) : - Control rack travel in mm : - Delivery quantity(x ) : - in cm³/100 strokes