Isuzu NHR 4J Series Workshop Manual page 277

6C - 18 ENGINE FUEL
Full needle valve lift confirmation
1. Install the gasket and plug on the adjustment retaining
nut.
Gasket:
Plug:
040MV013.tif
2. Position the nozzle holder with the nozzle facing down
and install the dial gauge holder on the nozzle holder.
Dial gauge holder: 5-8677-7142-0
040MV012.tif
3. Install the nut on the dial gauge holder.
Nut: 5-8677-7143-0
040MV011.tif
4. Install the pin to the dial gauge.
Note:
The lengths of the pins do not include the
threaded portions.
Pin (liter=100 mm):
Dial gauge:
040MV029.tif
8-9722-7602-0
5-8677-7141-0
5-8677-7144-0
1-8531-7015-0