22
SERVICE
3. Remove the 4 hex fl ange bolts (30, fi g. 1, 42, fi g. 1A)
under the fuel tank that hold it to the frame base weldment.
4. The tank can now be removed.
Note:
The positive and negative battery cables must be fed
through the fuel tank as it is removed.
5. Thoroughly clean the tank and replace the fuel fi lter.
6. Use the reverse procedure to reinstall the fuel tank.
HYDRAULIC TANK, COOLER & FILTER
ASSEMBLY
(see fi gure 1, 1A, 2 & 3)
1. First remove the hydraulic fl uid from the tank by either
pumping it out with a portable drill pump or draining it into a
container.
2. Remove the cooler guard (20, fi g. 2) by removing the 2
hex fl ange bolts (9, fi g. 2) and 2 capscrews (21, fi g. 1, 1A).
Remove the remaining 2 capscrews on the back side of the
cooler.
3. Remove the hose clamps (3, fi g. 3) from the cooler and
the button of the hydraulic tank.
Note:
It is not necessary to remove the hose at the bottom of
the hydraulic tank if you are only removing the cooler
or fi lter.
Pull the hoses (10, 11, fi g. 3) off the elbow (9, 12, fi g. 3).
4. Remove the dip stick from the fi lter assembly and re-
move the 2 hex nuts that hold on the fi lter assembly. Do not
remove the fi lter assembly at this time.
5. The cooler and fi lter assembly can now be removed
together as a unit.
6. To remove the hydraulic tank, remove the 4 hex fl ange
bolts (30, fi g. 1 Briggs and 42, fi g. 1A Honda). The hydrau-
lic tank can now be removed.
Oil will drain from cooler and hoses when
removed.
CAUTION
7. With the cooler and fi lter assembly removed, the cooler
and fi lter assembly can be separated by removing the
threaded union (18, fi g. 1 or 1A).
8. The cooler or fi lter assembly can now be replaced if
necessary.
Note:
Check the under-side of the cooler for debris and clean
if necessary.
HYDRAULIC PUMP, COUPLING AND PUMP
MOUNT
(see fi gure 1 & 1A)
1. Drain the hydraulic tank.
2. Follow steps 1 through 4 of the fuel tank removal proce-
dures.
3. Remove the inlet and outlet hoses from the hydraulic
pump.
4. Remove the 2 capscrews (7, fi g. 1 & 1A). Pull the hy-
draulic pump out from pump mount.
Note:
Part of the coupling (5, fi g. 1 & 1A) is attached to the shaft
of the hydraulic pump and will come off with the pump.
Loosen the setscrew on the coupling to remove it from
the pump shaft.
Hydraulic oil will drain out from both the
pump and hoses when removed.
CAUTION
5. To remove remaining half of the coupling from the engine
shaft, loosen the setscrew on the coupling and slide off the
shaft.
6. Remove 2 screws from the top of the muffl er that hold on
the heat shield.
7. To remove the pump mount (51, fi g 1 & 1A), remove the
2 capscrews (24, fi g. 1 & 1A) and remove the nuts (54, fi g.
1 & 1A).
8. Reverse the above procedure to reinstall the pump
mount, coupling and hydraulic pump.
Содержание GT18
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