Isuzu NPR 4J Series User Manual

6A1 – 46 4JB1/4JB1T/4JB1TC/4JG2 - ENGINE
5. Air Intake Duct
4. Engine Harness
• Connect the thermo-sensor harness and thermo-meter
unit harness.
3. A/C Compressor Drive Belt (A/C Model)
Check drive belts for wear or damage, and replace with
new ones as necessary. Check belts for tension, and
adjust as necessary.
• Check drive belts tension.
• Push the middle of belts with a force of 10kg and
check each bolt for deflection.
• Standard deflection
mm (in)
Initial tension
AC generator & fan pulley drive belt
A/C compressor drive belt
P/S pump drive belt
8 - 12 (0.31 - 0.47)
TENSION ADJUSTMENT
P/S oil pump and A/C compressor pulley belt
• With P/S pump lock bolt loose, adjust belt tension with
adjust belt.
Cooling fan pulley belt
• With AC Generator mounting and lock bolts loose,
adjust belt tension with adjuster's adjust bolt.
Torque Standard N∙m (kg∙m/lb∙ft)
AC generator fixing bolt 40 (4.1/30)
Adjust plate fixing bolt 19 (1.9/14)
Adjust plate lock bolt 19 (1.9/14)
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Isuzu NPR 4J Series Specifications

General

Brand	Isuzu
Model	NPR 4J Series
Category	Engine
Language	English