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’ FUELSYSTEM 8-9
INJECTION PUMP CALIBRATION DATA
Pump No.
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kientification number
IDENTIFCCATION PLATE AND PRODUCT
1 .
Injection pump adjustment and repair should be
made by the nearest ZEXEL CORPORATION or
ROBERT BOSCH Authorized Service Outlet.
2. When you ask such authorized service outlet the
adjustment or repair, the identification Plate and
Product Serial Number will give them a necessary
clue to get technical data distributed by the manu-
facturers previously.
Without this data, the Service Outlet will be unable
to effectively service your injection pump.
If you are unable to locate the data applicable to
your injection pump, please contact ISUZU MO-
TORS LTD through your machine supplier.
3. Do not remove the Identification Plate and Product
Serial Number from the injection pump.
Keep the Identification Plate and Product Serial
Number clean at all times. Do not allow it to rust or
become illegible.
Note: Examples of test conditions and calibration data are as follows.
TEST CONDITIONS REQUIRED FOR THE FUEL INJECTION AMOUNT ADJUSTMENT
Injection Nozzle
Injection Nozzle Holder
Injection Starting Pressure
Injection Line Dimensions
Inside Diameter
Outside Diameter
Length
Transfer Pump Pressure
Testing Diesel Fuel
Operating Temperature
Pump Rotation Direction
kg/cm2( psi)
m,m( in.)
*ZEXEL No.: 105780-0000
Bosch Type No.: DNl2SDl2T
ZEXEL No.: 105780-2080
Bosch Type No.: EF851 l/9
175 (2488.5)
2.0 (0.079)
6.0 (0.236)
600.0 (23.6)
1.6 (22.75)
“C( OF)
IS04113 or SAE Standard Test Oil (SAEJ967D)
40-45 (104-113)
Clockwise (Viewed from the drive side)
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