Special Tool - Kubota D650-B Handbuch

8
Removing Nozzle Holder Assemblies
1) Remove the pipe clips holding the fuel overflow pipes,
and detach the pipes.
2) Detach the nozzle holders using a 27mm (1.0630 in.)
nozzle holder socket wrench, after loosen ing the rock nuts.
3) Detach the copper gaskets on the seats on which the noz­
zles are to be installed.
(Note for reassembling)
• Return the nozzle holders after confirming that there are
no metallic particles or foreign matter on the surface on
which the nozzles are to be installed.
• Tighten the nozzles to 29 to 49 Nm (3.0 to 5.0 kgf·m, 22
to 36 ft·lbs).
SPECIAL TOOL:
Nozzle holder socket wrench (Code No. 07916·30841)
11)
Nozzle holder socket wrench
(2) Rock nut
o
Removing AC dynamo and Fan Belt
1) Remove the AC dynamo.
2) Detach the fan belt.
(Note for reassembling)
• Check to see if the V-belt is placed in a correct position
(where letters on the belt can be read from your side), and
there is no oil or grease on the belt.
• Fan belt tension:
The belt should deflect approx. 7 mm (0.28 in.) when the
center of the belt is depressed with a finger pressure of
58.8 to 68.6 N (6 to 7 kgf, 13.2 to 15.4lbs).
(11 AC dynamo
12) Fan belt
o
Removing Rocker Arm
1) Remove the set nuts for the rocker arm brackets.
2) Detach the whole rocker arm.
(Note for reassembling)
• Always adjust the valve clearance.
• Before installing the rocker arm bracket, check to see if
there are any metallic particles on the surface on which
the assembly is mounted.
• Tighten the bolts to 17 to 21 Nm (1.7 to 2.1 kgf·m, 12 to
15 ft·lbs).
(1) Rocker arm
116