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Test Specifications

This document provides test specifications for adjusting an injection pump and governor for a tractor engine. It outlines 9 sections that describe procedures for calibrating the pump without governor action, adjusting the pump and governor for maximum speed control, full load delivery, torque control, course of delivery, idling speed control, maximum speed control with a supplementary spring, governor cutting in speed, degree of irregularity, and starting travel. Tolerances are provided for speed, pressure, delivery quantity, and control rack position for each test.

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100% found this document useful (2 votes)
530 views2 pages

Test Specifications

This document provides test specifications for adjusting an injection pump and governor for a tractor engine. It outlines 9 sections that describe procedures for calibrating the pump without governor action, adjusting the pump and governor for maximum speed control, full load delivery, torque control, course of delivery, idling speed control, maximum speed control with a supplementary spring, governor cutting in speed, degree of irregularity, and starting travel. Tolerances are provided for speed, pressure, delivery quantity, and control rack position for each test.

Uploaded by

Best Auto Tech
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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REFERENCE NO Page 1 of 2

Test Specifications
(subject to alternations)
For Field Service only

REFERENCE NO : TSS-TS-TMTL-F.A3ZF20 (B) ADJUSTMENT OF PUMP AND GOVERNOR


Edition : 06.2016 GUIDE SLEEVE TRAVEL
Replaces(edition) :- Control lever position : Free
Test oil : F 002 S3E 001 Speed-min-1 (rpm) : 800
Revision :3 Control rack travel in mm : 0.3-0.7
1.MAXIMUM SPEED CONTROL (RATED SPEED)
Combination No. : F 002 A3Z F20
(without supplementry idling spring)

Injection pump : PES 3 A 90 D 320 RS 3500 Control lever position : 55.0±4.0°


Speed-min-1 (rpm) : 500
Governor : RSV 375...1000 A 1 C 1827 R Boost pressure in bar :-
Control rack travel in mm : 12.3-12.5
Customer : TMTL
Speed-min-1 (rpm) : 1000
Engine model : 320D49
Boost pressure in bar :-
Engine code :-
Control rack travel in mm : 11.95-12.05
Application : TRACTOR
TEST BENCH REQUIREMENTS Speed-min-1 (rpm) : 1070-1080
Boost pressure in bar :-

Test oil inlet temperature : 38°-42°C Control rack travel in mm : 11.0


Overflow valve : F002A10627 Speed-min-1 (rpm) : 1105-1135
Inlet pressure in bar : 1.5 Boost pressure in bar :-
Test injector : 0681343009 Control rack travel in mm : 4.0
Opening pressure in bar : 172.0-175.0 Speed-min-1 (rpm) : 1305
High pressure pipe : 6X2X600 Boost pressure in bar :-
(ODXIDxlength) in mm
Control rack travel in mm : 0.3-1.4
2.FULL LOAD DELIVERY
(A) CALIBRATION OF PUMP WITHOUT GOVERNOR ACTION
Speed-min-1 (rpm) : 1000
Boost pressure in bar :-
Direction of rotation : Clockwise Control rack travel in mm : 11.95-12.05
Prestroke in mm : 3.05-3.15(3.0-3.2) Delivery quantity(x ) : 37.5-38.0(36.5-39.0)
Control rack position in mm : 9.0-12.0 in cm³/500 strokes
Cam sequence : 1- 2- 3 Maximum spread in cm³ : 1.5(3.5)
Cam displacement : 0-120-240° ±0.5° 3.TORQUE CONTROL
Tappet clearance in mm : min 0.2 Speed-min-1 (rpm) : 500
Injection Timing locking :- Boost pressure in bar :-
BASIC SETTING Control rack travel in mm : 12.3-12.5
Speed-min-1 (rpm) : 600
Speed-min-1 (rpm) : 1000 Boost pressure in bar :-
Control rack travel in mm : 11.95-12.05 Control rack travel in mm :12.3-12.5
Delivery quantity(x ) : 7.4-7.7 Speed-min-1 (rpm) : 500
in cm³/100 strokes Boost pressure in bar :-
Maximum spread in cm³ : 0.3(0.7) Control rack travel in mm : 12.3-12.5
Speed-min-1 (rpm) : 600
Boost pressure in bar :-
Speed-min-1 (rpm) : 375 Control rack travel in mm : 12.3-12.5
Control rack travel in mm : 5.9-6.1 Speed-min-1 (rpm) :-
Delivery quantity(x ) : 0.8-1.2(0.6-1.4) Boost pressure in bar :-
in cm/100 strokes Control rack travel in mm :-
Maximum spread in cm³ : 0.5(0.7) Speed-min-1 (rpm) : 1000
Boost pressure in bar :-
Control rack travel in mm : 11.95-12.05
Contd...2

file:///C:/Users/sse5ban/Desktop/TS-TSS-TS-TMTL%20F...A3ZF20-06.2016.htm 7/19/2016
REFERENCE NO Page 2 of 2
TSS-TS-TMTL-F.A3ZF20
4. COURSE OF DELIVERY 6.MAXIMUM SPEED CONTROL (RATED SPEED)
Speed-min-1 (rpm) : 500 (with supplementary idling spring)
Boost pressure in bar :-
Delivery quantity(x ) :- Speed-min-1 (rpm) :-
in cm³/500 strokes Control rack travel in mm :-
Maximum spread in cm³ :-
Speed-min-1 (rpm) : 600 7. GOVERNOR CUTTING IN SPEED
Boost pressure in bar :- Speed-min-1 (rpm) : 1070-1080
Delivery quantity(x ) : 33.25-34.75(32.25-35.75) Boost pressure in bar :-
in cm³/500 strokes Control rack travel in mm : 11.0
Maximum spread in cm³ :-
Speed-min-1 (rpm) : 750 While over checking ,if the cutting speed is above the rated speed and if,
Boost pressure in bar :- -the delivery values are within the overchecking tolerance
Delivery quantity(x ) :- -control rack remains at full load position even at 50 min
in cm³/500 strokes (rpm) less than the rated speed
Maximum spread in cm³ :- the cutting-in speed should be declared OK.
Speed-min-1 (rpm) :- 8. DEGREE OF IRREGULARY
Control rack travel in mm :- Speed-min-1 (rpm) : 1135-1165
Delivery quantity(x ) :- Boost pressure in bar :-
in cm³/500 strokes Control rack travel in mm : 4.0
Maximum spread in cm³ :- No of notches : 18.0
5. IDLING SPEED CONTROL (RATED SPEED) 9. STARTING TRAVEL
Control lever position : 26.0±4.0° Speed-min-1 (rpm) :-
Speed-min-1 (rpm) : 375 Control rack travel in mm :-
Control rack travel in mm : 5.9-6.1 Delivery quantity(x ) :-
in cm³/500 strokes
Speed-min-1 (rpm) :-
Control rack travel in mm : Minimum - 10.STARTING FUEL DELIVERY
Speed-min-1 (rpm) : 100
Speed-min-1 (rpm) : 375
Control rack travel in mm : 16.0-17.0
Control rack travel in mm : 5.9-6.1
Delivery quantity(x ) :-
Speed-min-1 (rpm) : 505-565
in cm³/100 strokes
Control rack travel in mm : 2.0

OTHER INFORMATION

Note:

1. Sl.No.of the operations indicate the sequence of operations. 3.(x):Average of the cylinders

2. Values given in brackets are overchecking values -

Applicable only for BOSCH and MICO Test benches 130616


These Test specifications should not be copied or transmitted to a third party without our written permission.All rights reserved.

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