Diesel Injection Equipment Testing Guide

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catalogue
External operation and panel functions▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪2
Bosch injector testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪14
Siemens injector testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ ▪▪▪▪▪▪▪▪▪▪▪▪▪▪17
CAT injector testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 18
CP3 pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪21
HP0 pump testing ▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 22
HEUI pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ ▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 25
HEUI injector Testing ▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 26
CUMMINS HPI testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 29
Mechanical pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 34
VP44 pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪37
External structure▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 1
Denso injector testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪15
Delphi injector testing ▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 16
CP1 pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪19
CP2 pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪20
HP3 pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ 23
CAT320D pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪ ▪▪▪24
VP37 pump testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪36
EUI/EUP testing▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪30
Software▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪▪7
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1 2
External structureExternal structure
Technical Parameters
Output 18.5kw
Speed 0-4000RPM
Speed Control Mode Frequency Converter
Power 380V 3Phase /220V 3Phase
Cooling System Air Conditioning Units Strong Cooling
Rail Pressure 0-2700Bar
Diesel Low Pressure 0-25Bar
Nozzle Sensor Imported flow sensor from Austrillay:2pcs
Fuel Pump Sensor Made in China:1pc
Diesel tank 40L 2pcs
Engine oil tank 40L
Fuel Temperature 40+2℃
Filter Precision 2260mmx1610mmx2100mm
Net Weight 1500kg
Standard Function:
1.Test common rail injectors/Piezo injectors
2.Test common rail pumps
3. Test EUI EUP(Including 27 adaptor,4 shaft)
4.Test HEUI injectors C7 C9 C-9 3126 ,HEUI actuation pumps
5.The Highest rail pressure is 2600bar
6.CR pump metering unit resistance and inductance test
7.CR pump camshaft sensor resistance inductance test
8,CR Pump parts test
9.Common rail pipes with filter function
10.Oil tank and diesel tank with force cooling system
Optinal function:
1.HEUI: 3412/3408 ISUZU
2.Mechanical pump test
3.VP37 pump test
4.VP44 pump test
5.RED4 pump test
6.DENSO V3,V4,V5 pump test
7.BIP function
8.HPI CUMMINS( X15 QSK60)
9.PT CUMMINS test
Bosch IQA code, Bosch piezo IMA,ISA code Denso QR code,
Delphi C2i C3i code, Siemens VDO-IIC code
Computer
Power switch
Sliding door
Multifunction connectors
sign panel Digital meters
DANGER:
ELECTRIC SHOCK
Turn power off when
maintenance
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Internal parts of electrical
3 4
Power connection mode: the required voltage of the machine is AC 380V 3phase or
220v 3phase. Before starting the machine, confirm the power supply voltage.
The specific operation is shown in the figure above: The firewire is a three-
connector, the left of firewire is a zero wire connector, and the two ends of the
wiring bar are ground terminals.
(Note: please connect the ground wire, otherwise there will be static electricity)
Power switch
Resistance
Relay
Time protection
relay
Earthing terminal
Fan
Frequencv
converter
Circuit breaker
Relay
Thermal protector
12V Supply voltage 24V Supply voltage USB Interface
HEUI fuel pump
start (green) and
stop (red) switches
HEUI fuel heating
switch
EuroⅡ fuel pump
open(green) and
off (red) switches
Computer console
Touch screen
Speed adjustment
button
Emergency stop
button
HEUI oil heating
Switch
HEUI oil pump
open (green) and
off (red) switches
External operation and panel functions
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5 6
Internal parts 2Internal parts 1
1. VP44 Controller
2. BIP Controller
3. VP37 Controller
4. RED4 Controller
5. 320DController
6. 48V Power
7. 5V & 12V Power
8. 24V Power
9. Central Controller
1
2
3
4
5
6
7
8
9
10 Flow Sensor(Injection)
11 Fine Filter
12 Electromagnetic Valve
13 Fan
14 Flow Sensor(HEUI Oil)
15 Flow Sensor(Pump Delivery)
16 Filter (Fine)
17 Filter (Oil Supply)
18 Filter (Diesel Supply)
10
11
12
13
14
15
16
17
18
19 Filter (Clean)
20 Relief Valve
21 Temperature Sensor
22 Heater
23 Forced Cooling Fan
24 Forced Cooling Control Valve
25 Main Motor(18.5KW)
26 Fan
19
20
21
22
23
24
25
26
Fan
Bosch original
Internal pressure filter
Euro Ⅱ diesel
Note: Add test fluid at least 2/3 of the fuel tank
1
2
3
4
5 6 7 8
9
10
11
12
13
14
15
16
17 18 19
20
21 22 23
24
25
26
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Software Instructions
Ⅰ. Overview
Software by using the PC keyboard, mouse or touch screen to operate.
By clicking on the corresponding icon on the home page, you can enter the
corresponding test module.
The function of the three icons in the upper right corner is to enter the settings page,
remote assistance, and online upgrade.
a、Settings page: Terminal client is generally not recommended to modify;
b、Remote Assistance: When the end customer encounters a problem and needs the
assistance of the manufacturer, click this button and the Remote Assistance window will
pop up.
Photographing this window to a factory engineer will be able to operate this test
bench remotely over the network.
Before remote assistance, you need to plug in the Internet cable or connect to the
wireless network.
c、Online upgrade: HW825 provides the most advanced and most comprehensive
online upgrade function. We have established three servers in China, Hong Kong, and the
United States (by default, the Chinese server), including software,firmware, database and
individual modules. a Key online upgrade.
7 8
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Ⅱ. Injector testing：
a. Click the common rail injector icon to enter the model selection page：
b. Enter the model to be tested at the top "Model input quick search field",
as shown below：
c. click on the model, then click continue to enter the test interface；
d. In the upper left corner, the common rail injector model and the current test
conditions are displayed..；
e. In the white area on the top, the name of the module currently tested, the brand
of the injector, the flow test method (flow / measuring cup), the current test channel (1
to 6), and the common rail pump type (normally open / normally closed)；
f. System station,Display the current running information of the system.；
g. Status information area: display speed, pressure, temperature, count, resistance,
inductance, BIP, ZME and DRV current,
The first line displays the set value, the second line displays the error, and the third
line displays the actual value.
h. Working condition display area, displaying the name of each working condition,
the median value of standard oil, the minimum value and the maximum value；
i. Lower right corner shows the injector drive curve;
j. Oil column image,Show the amount of fuel injection and return oil；
k. Injector settings page, click the middle of the test page to enter the settings,
generally do not recommend the customer to modify；
9 10
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Injector data addition and modification：
1. The existing database data can not be modified, if you need to add or modify,
according to the following method；
2. In the injector model selection page, click Copy to bring up the password input
window. Please consult the manufacturer for the specific password；
3. After entering the password, click OK to enter the data editing page, as shown
below：
4. Enter the model you need to add, select the brand and drive type, enter the test
conditions and the standard oil, save after completion
3. Injector part testing：：
1、 select the corresponding drive type before testing, 110 series generally choose
14V, 120 series generally choose 28V；
2、 solenoid valve test: only test the sound of the solenoid valve is normal;
3、 open the pressure, open the pulse width: you can set the opening pressure and
pulse width, test the injector opening pressure and pulse width；
4、 AHE armature stroke: with a stroke test fixture and dial gauge armature stroke
measurement;
11 12
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4、Common rail pump, HP0 pump, HEUI injector, HEUI pump, Cat 320D
pump, Similar to common rail injector test operation.
5、Common rail pump part testing：
The customer can freely set the current of the motor speed, ZME, DRV and solenoid valve
(MOIL), observe the pressure and the normal operation of each component.。
Bosch Injector
1 3
2
8
4
6
5
Ⅰ. Operation diagram
1 Injector Signal Wire
2 Supply Oil Pipe & Catheter
3 Return Oil Adaptor & Pipe
4 Injection Oil Adaptor & Pipe
5 Injection Oil Connector
6 Return Oil Connector
7 Test Interface
8 CP3 Pump
1
2
3
4
5
6
7
8
Ⅱ. Bosch Injector Operating Instructions
1. Install the injector to the adapter (4 , and the adapter pipe is connected to the injection connector (5
through the filter element.
2. Connect the high-pressure pipe (2 to the high-pressure fuel inlet of the injector.
3. Install the oil return adaptor (3 on the oil return port of the injector, and install the oil return adaptor pipe
through the filter element to the oil return adaptor (6 of the equipment.
4.Connect the injector signal line (1 to the injector solenoid valve .
5. Find the corresponding model of the fuel injector in the equipment test interface for testing.
Precautions
1. Before testing, please check whether the CP3 pump (8 is firmly installed with the equipment and whether
the pump is firmly installed between the pump and the high-pressure oil rail.
2. Before the test, check whether the high-pressure pipe and injector, and the oil return adaptor and injector
are securely installed.
3.In order to avoid the high-speed operation of the equipment and the high voltage generated by the
equipment to the operator, please close the safety door of the equipment before testing.
8
1
6
3
2
4 5
13 14
7
1
1
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Denso Injector Delphi Injector
1
2
3
1
5
6
4
7
8
1. Injector Signal Wire
2. Supply Oil Pipe
3. Return Oil Pipe
4. Injection Oil Adaptor&Pipe
5. Injection Oil Connector
6. Return Oil Connector
7. Test Interface
8. CP3 Pump
1
2
3
4
5
6
7
8
Ⅱ. Delphi Injector Operating Instructions
15
Ⅱ. Denso Injector Operating Instructions
1. Install the injector to the adapter (4 , and the adapter pipe is connected to the injection connector (5
2. Connect the high-pressure pipe (2 to the high-pressure fuel inlet of the injector
3. Install the oil return pipe through the filter element to the oil return adaptor of the device (6 .
4. Connect the injector signal line (1 to the injector solenoid valve .
5. Find the corresponding model of the fuel injector in the equipment test interface for testing.
Precautions
1. Before testing, please check whether the CP3 pump (8 is firmly installed with the equipment and
whether the pump is firmly installed between the pump and the high-pressure oil rail.
2. Before the test, check whether the high-pressure pipe and injector, and the oil return adaptor and
injector are securely installed.
3. In order to avoid the high-speed operation of the equipment and the high voltage generated by the
54
2
6
1
8
1
1. Install the injector to the adapter 4 , and the adapter pipe is connected to the injection connector 5
2.Connect the high-pressure pipe 2 to the high-pressure fuel inlet of the injector.
3.Install the oil return pipe through the filter element to the oil return adaptor of the device 6 .
5.Find the corresponding model of the fuel injector in the equipment test interface for testing.
Precautions
1
4 5
8
2
6
1
32
8
74
1 5
6
1
1 Injector Signal Wire
2 Supply Oil Pipe
3 Return Oil Pipe
4 Injection Oil Adaptor & Pipe
5 Injection Oil Connector
6 Return Oil Connector
7 Test Interface
8 CP3 Pump
1
2
3
4
5
6
7
8
16
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17 18
Siemens Piezo Injector
8
4
5
1
2
3 6 7
2. Supply Oil Pipe
3. Return Oil Pipe Pressure Valve
4. Injection Oil connector & Pipe
6. Injection Oil adaptors
7. Test Interface
8. CP3 Pump
1
2
3
4
5
6
7
8
Ⅱ. Piezoelectric Injectors Operating Instructions
CAT Injector
5
6
8
7
2
4
2. Supply Oil Pipe
3. 320D Return Oil Adaptor&Pipe
4. Injection Oil Adaptor & Pipe
7. Test Interface
8. CP3 Pump
1
2
3
4
5
6
7
8
Ⅱ. CAT 320D Injector Operating Instructions
1 3
1
1.Install the injector to the adapter (4 , and the adapter pipe is connected to the injection connector (5
2.Connect the high-pressure pipe (2 to the injector's high-pressure inlet.
3.Connect the 320D oil return connector and pipe (3 to the oil return connector (6 through the filter element.
5.Test interface for testing.
Precautions
1.Before testing, please check whether the CP3 pump (8 and all connections are correct and firm.
2.Please close the safety door.
4 5
2
3 6
1
8
1
1
1. Install the injector to the adapter 4 , and the adapter pipe is connected to the injection connector 5
2.Connect the high-pressure pipe 2 to the high-pressure fuel inlet of the injector.
3.Install the oil return pipe through the filter element to the oil return adaptor of the device 6 .
5.Find the corresponding model of the fuel injector in the equipment test interface for testing.
Precautions
1
4 5
8
2
6
1
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19 20
CP1 Pump
5 76 8
3
4
7 845 6
1 2
9
1. Pump Self-suction
2. Pump Return Oil
3. High Pressure Oil Pipe
4. ZME Wire
5. Rail Pressure Sensor 1
7. DRV 1
8. DRV 2
9. Test Interface
1
2
3
4
5
6
7
8
‘
9
Ⅱ. CP1 pump test operation instructions
1. Install the pump on the experimental bench.
2. Connect pump self-priming (1 with pump inlet.
3. Connect the pump oil return (2 to the pump oil return port.
4. Connect the high-pressure oil pipe (3 to the high-pressure oil outlet of the pump and the rail.
5. The ZME line connects the metering unit of the pump and the ZME socket (4 .
6. Connect the rail pressure sensors (5 and (6 separately.
7. Connect DRV (7 and (8 separately.
1
2
4
5 6
7 8
4
3
CP2 Pump
1 Pump Self-suction
2 Pump Return Oil
3 High Pressure Oil Pipe
4 ZME Wire
5 Rail Pressure Sensor 1
7. DRV 1
8. DRV 2
9. Test Interface
1
2
3
4
5
6
7
8
‘
9
4. Connect the high-pressure oil pipe (3 to the high-pressure oil outlet of the pump and the rail.
1
2
4
5 6
7 8
4
3
5 76 8
3
1 2
7 8
4
5 6
4 9
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21
CP3 Pump
5 76 8
3
4
85 6 4 7
9
1
2
1 Pump Self-suction
2 Pump Return Oil
4 ZME Wire
7 DRV 1
8 DRV 2
9. Test Interface
1
2
3
4
5
6
7
8
‘
9
4. Connect the high-pressure oil pipe (3 to the high-pressure oil outlet of the pump and the rail .
1
2
4
5 6
7 8
4
3
HP0 Pump
4
1 2
11
5 6 4
7 8109
7 8653
109 3
Ⅱ. HP0 pump test operation instructions
3
22
4. High-pressure oil pipe (3 connects the high-pressure oil outlet of the pump and the rail pipe.
5. Camshaft position sensor (4 connected to ZME (4 .
8. Connect PCV (9 and 10 separately.
9. Enter the test interface for testing.
Precautions
PCV (9 and PCV 10 cannot be inserted incorrectly
1
2
3
44
5 6
7 8
9 10
9 10
3
1 Pump Self-suction
2 Pump Return Oil
4 Camshaft Position Sensor
1
2
3
4
7 DRV 1
8. DRV 2
5
6
7
8
9. PCV 1
10 PCV 2
11 Test Interface
9
10
11
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24
CAT 320D pump
3 12 7 8 5 6 9 13
4
5
6
8
7
9
1
2
11
1. Fuel oil supply
2. Fuel oil recovery
3. Injector connector
4. Cam position sensor
5 DRV1 connection
6 DRV2 connection
7 RAIL1 connection
1
2
3
4
5
8 RAIL2 connection
9 DRV oil recovery
10 Oil return pipe
11 Self suction pipe
12 High pressure pipe
13 Oil transfer pipe
8
9
10
11
6
7
12
13
Ⅱ. CAT 320D Pump Operating Instructions
HP3 Pump
5 6 7 84
23
7. DRV 1
8. DRV 2
9. Test Interface
1. Pump Self-suction
2. Pump Return Oil
3. High Pressure Oil Pipe
4. ZME Wire
1
2
3
4
5
6
7
8
9
3
7 85 63
4. High-pressure oil pipe (3 connects the high-pressure oil outlet of the pump and the rail pipe (3 .
5. ZME wirie 4 connects the metering unit of the pump and ZME socket .
7. Connect DRV 7) and (8 separately.
1
2
3
4
5 6
7 8
3
4
1 2 94
1.Connect the fuel supply port (1 and the fuel pump inlet with the fuel pipe connection 11 .
2.Connect the pump oil return port and fuel recovery port (2 with the oil return pipe 10 .
3.Connect the injector connector and pump solenoid valve (3 .
4.Connect pump cam position sensor and CAT 320D socket 4) .
5.Connect DRV1 (5 and DRV2 (6 respectively .
6.Connect rail pressure sensor 1 (7 and rail pressure sensor 2 (8 separately.
7.Connect the rail oil return port and DRV oil return socket (9 .
8.Connect the pump high-pressure oil outlet and rail with the high-pressure oil pipe 12 .
9.Connect the outlet of oil pump and oil inlet of the pump with oil pipe 13 .
10.Enter the test interface for testing .
11
3
4
5 6
7
2
8
9
12
13
10
1
Ⅱ. HP3 pump test operation instructions
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Connect with
Proportional valve
Into the injectorInject cable connect with injector Oil over flow
Relief valve Relief valve
Into the Pressure
regulating valve
Oil Pressure Sensor connect RAIL3
Diesel in Diesel outOil recorery
Measurement
Oil supply
26
Outlet pipe
Plunger pump
Oil
pressure
0.3Mpa
Fuel
pressure
0.3Mpa
25
V
HEUI pump
Inlet pipe
Oil return pipe High pressure pipe
Pressure regulating valve Relief valve
Oil recovery
measurement
Oil pressure
ZME
1．Select the corresponding bending to connect and secure the pump body；
2．Connect to the solenoid valve plug of the HEUI pump with ZME cable；
3．The white transparent oil return pipe is connected to the oil return connector on the side of the
bending；
4．Black high pressure oil pipe connect to manual pressure regulator.
Ⅱ.HEUI PUMP Operating Instructions
Relief valve Relief valve
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27 28
Click HEUI
injector icon
Choose number,
click “continue”
3
Press “HEUI Fuel
pump open” and
“oil pump open”
button
Click “Start”
1.First, fix the yellow plunger pump on the test bench;
2.Then fix the C7 C9 adapter shelf on the test bench;
3.Connect the middle position of the plunger pump,this is the oil inlet,above the plunger pump is the oil
outlet,connect with the black tee-shaped high-pressure pipe. The middle position (quick insert) of the three-way
high pressure pipe is connected to the oil inlet on the adapter shelf,connect the other end to the manual
pressure regulator position;
4.Connect the diesel in of the adapter shelf with the red oil pipe;
5.Diesel fuel return is a connector with a valve，turn on the diesel fuel supply. This valve can be closed after the
diesel fuel is returned;
6.The oil return is also a white transparent tube, just plug it in;
7.Injector fixed to C7 C9 adapter shelf,fasten with two screws, cover with a transparent cover,tighten the upper
screw and close the valve above the transparent cover;
8.Connect the injector cable plug;
9.Turn on the HEUI Fuel pump open and HEUI oil pump open on the control panel. Select the injector number to
enter the test.
HEUI INJECTOR ADAPTORS
C7 C9 C-9 3126 3412/3408 ISUZU
Ⅱ. HEUI Injectors Operating Instructions
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29 30
CUMMINS HPI Testing
2
1
5
6
7
3
4
11
9 10
8
6
7
Ⅱ. EUI/EUP Testing Operating Instructions
2. BIP Response Time Sensor
3. BIP Response Time Ports
4. Cam Position Sensor
5. Cam Signal Ports
6. Diesel Supply
7. Diesel Return
9. EUI/EUP Fuel Pump Open
10 EUI/EUP Fuel Pump Off
11 Test Interface
1
2
3
4
5
6
7
8
9
10
11
1.Fix the cam box on the test bench.
2.Connect the harness of the camshaft sensor to the camshaft position sensor of the cam box.
3.Select the adapter and ejector corresponding to the testing injector and fix them on the cam box
4. Connect the oil inlet pipe and the oil return pipe, the oil inlet pressure is set to 0.2-0.3MPa, and
the adapter oil return hole should be provided with pressure limiting screws.
5.Connect the injector harness, select the appropriate model, and enter the test.
9
14
11
5
4
16
1
11
10
10
12 13
1.Fix the HPI cam box and HPI solenoid valve controller on the test bench.
2.Select the adapter corresponding to the injector and fix it on the cam box,Connect oil inlet and return
pipes，Oil inlet pressure is adjusted to 17kg with the knob 16 ,Control solenoid valve is divided into two
kinds of timing and measurement，Harness plugs are not interchangeable,Oil feed is divided into timing
and metering plunger oil，Incoming oil lines are not interchangeable.
3.Select the corresponding injector model and turn on the diesel supply button,Adjust the fuel supply
pressure to 17kg to enter the test.
16
HPI FUEL pressure
HPI diesel
HPI time
CAM position sensor
1
2
3
4
Fuel injection
Fuel recovery
DRV recovery
Fuel supply
5
6
7
8
High pressure pipe
Fuel metering
Timing
Timing valve
9
10
11
12
Fuel metering valve
Filter
Fuel pump open
Fuel pressure regulation
13
14
15
16
5
4
7
6
8
Ⅱ. CUMMINS HPI Testing Operating Instructions
8
6
11
2 3
15
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EUI/EUP CAMBOX ADAPTORS (一) AND CUMMINS HPI ACCESSORIES
31 32
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33 34
Mechanical Pump
1 2 3
4
Ⅱ. Mechanical pump operating instructions
5
Diesel Supply
Diesel Return
Standard Injector Connectors
Glass Tube （Optional）
Test Interface
1
2
3
4
5
1. Connect the fuel supply port (1 to the pump inlet.
2. Connect the fuel return port (2 to the pump return port.
3. Connect the high-pressure oil outlet of the pump to the standard spray (3 .
4. Enter the test interface to test .
Precautions:
When testing the mechanical pump, the fuel pump of Euro Ⅱ must be turned on.
1
2
3
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VP37 Testing
35 36
Mechanical pump test
After starting， set different speeds and counting times to observe the pump output oil；
RED4 pump test:
After starting, set different speeds and percentages to observe the pump output oil；
65
4
8
9
1 2
3
7
Ⅱ. VP37 Test Operating Instructions
1.Connect the fuel oil supply port ① to the pump inlet.
2. Connect the fuel oil recovery ② to the pump recovery port.
3. Connect the high pressure oil outlet of the pump to the standard injector ③.
4. VP37 connector ④ is connected to the pump electrical control plug ⑦.
3
74
2
1
Fuel oil supply
Fuel oil recovery
Standard injector
1
2
3
Conversion cable(3 pcs)
Test Interface
Glass Tube（Optional）
7
8
9
VP37 connector
Diesel return pipe
Diesel supply pipe
4
5
6
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www.topdiesel.com

ACCESSORIES OF TEST BENCH
37 38
VP44 Pump
7
1 2
3
5
4
6
8
Ⅱ. VP44 test operation instructions
1. Connect the diesel fuel inlet (1 to the pump inlet.
2. Connect the diesel oil return port (2 to the pump oil return port.
3.VP44 connector connects the speed sensor (3 and the drive signal (4 respectively.
4. Connect the high-pressure oil outlet of the pump to the standard spray (6 .
2
1
43
6
Diesel Supply
Diesel Return
1
2
Speed Sensor
Drive Signal
3
4
VP44 Connector
Standard Injector Connectors
5
6
Test Interface
Glass Tube (choose)
7
8
www.dtdiesel.com
www.topdiesel.com

Diesel Injection Equipment Testing Guide

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