Isuzu N-Series. Manual — part 10
POWER TAKE OFF 00-35
• Align and install the oil pump groove and the
shaft width across flats of the PTO and tighten
the bolt at a specified torque.
Tighten:
PTO bolt to 53 N
⋅m (5.4 kg⋅m / 39 lb⋅ft)
Notice:
Be fully careful so that dust or foreign matter will not be
mixed in from the hose installation port of the oil pump.
3. Inner Rod Assembly
• Coat the threaded portion of the inner rod as-
sembly tip with liquid gasket (LOCTITE 242 or
equivalent) and insert and screw the tip from
the front side of the PTO, then tighten it at a
specified torque.
• When tightening the inner rod assembly, insert
a Phillips screwdriver (large) in the control ca-
ble connector groove, press it so that the spool
valve will not rotate, then apply a wrench to the
stopper adapter on the oil pump side to tighten
it. (Besides, the three-rotation dump truck is in
contrast with this.)
Tighten:
Inner rod to19 N
⋅m (1.9 kg⋅m / 14 lb⋅ft)
4. High-Pressure Hose
• Install the high-pressure hose in the oil pump
and firmly tighten the joint.
Notice:
If the oil pump is rotated and installed in the high-pres-
sure hose in Item 10 described previously, firmly tighten
the joint.
5. Low-Pressure Hose
• Install the hose and firmly tighten the hose
band.
Notice:
When installing both the high-pressure and low-pres-
sure hoses, be fully careful so that dust or foreign matter
will not be mixed in the hose port and oil pump.
Legend
1. PTO
2. Oil pump
3. Coat shaft tip portion with grease
Legend
1. PTO
2. Bolt
3. Oil pump
NPA0077E
NPA0078E
Legend
1. Oil pump
2. PTO
3. Inner rod assembly
NPA0079E
00-36 POWER TAKE OFF
* After having tightened the joint using a recom-
mended value, additionally tighten it if there is
a leak of oil.
6. Control Cable
7. Cable Holder
8. Bolt (Cable Holder)
Notice:
Install the control cable and cable holder in the PTO in
accordance with Items 1 to 4 of “Installation” of Removal
and Installation of Control Cable for Rear Dump Truck,
and after installation, inspect and adjust the spool
amount in accordance with the “Amount of Spool Extru-
sion” described previously.
• After having adjusted the control cable and
having inspected or adjusted the amount of
spool extrusion, tighten the bolt and the special
nut and lock nut of the control cable at a speci-
fied torque.
Tighten:
• Bolt to 24 N
⋅m (2.4 kg⋅m / 17 lb⋅ft)
• Special nut to 206 N
⋅m (21 kg⋅m / 152 lb⋅ft)
• Lock nut to 21 N
⋅m (2.1 kg⋅m / 15 lb⋅ft)
Joint Torque
N
⋅m (kg⋅m / lb⋅ft)
Item
Size
Torque
High-pressure side
PF1/2
103 (10.5 / 76)
Low-pressure side
PF3/4
147 (15 / 108)
Legend
1. Low-pressure hose
2. High-pressure hose
NPA0080E
Legend
1. Cable holder
2. PTO
3. Bolt
4. Control cable
NPA0081E
NPA0082E
POWER TAKE OFF 00-37
9. Shift Cap
10. Bolt (Shift Cap)
• Install the shift cap in the oil pump making its
grooved side face upward and tighten the bolt
at a specified torque.
Tighten:
Shift cap bolt to 24 N
⋅m (2.4 kg⋅m / 17 lb⋅ft)
Notice:
If the groove is not installed facing downward, the water
intruded in the shift cap is not ejected but collected.
Rusting and freezing will cause an incorrect actuation.
Supply and Air Bleeding of Hydraulic Operating
Fluid
After having installed the oil pump, supply hydraulic op-
erating fluid and release air as requested. Supply the hy-
draulic operating fluid and release air in accordance with
the “Inspection and Supply of The Hydraulic Operating
Fluid” and the “Air Bleeding Procedure of Hydraulic Op-
erating Fluid” described previously.
Legend
1. Push in
2. Pull out
3. Dump cable
4. Dump lever
5. Loosen
Legend
1. Oil pump
2. Bolt
3. Shift cap
NPA0071E
00-38 POWER TAKE OFF
PTO (WITH OIL PUMP) ASSEMBLY
Removal and Installation
Removal Steps
Notice:
Set the dump lever inside the cab to the “Down” position
and check the lever lock.
1. Drain Plug, Filler Plug
• Remove the drain plug and filler plug of the
transmission and remove the transmission oil.
2. Bolt (Shift Cap)
3. Shift Cap
• Remove the bolt and remove the shift cap from
the oil pump.
Legend
1. Drain plug, filler plug
7. Low-pressure hose
2. Bolt (shift cap)
8. High-pressure hose
3. Shift cap
9. Bolt (PTO)
4. Bolt (cable holder)
10. PTO (with oil pump)
5. Cable holder
11. Oil pump
6. Control cable
NPA0084E
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