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6.
Press the crank gear into the cover. Place a snap
ring pliers through the slot in the crank gear and
secure the retaining ring (#15).
Pinion Assembly
Refer to Gearbox Assembly, page 14.
1.
Use the wrench flats on the pinion (#27) to thread the
it onto the motor (#22).
2.
Reattach the motor adapter plate (#26) to the motor
(#22) using three socket screws (#31).
Motor Assembly
Refer to Gearbox Assembly, page 14.
1.
Install the motor (#22) and adapter plate (#26) to the
gearbox (#25) using three whiz-lock screws (#30).
Cover Assembly
1.
Apply a light coat of oil to the o-ring (#9).
2.
Tip the cover to feed the connecting rod into the
gearbox.
3.
Press the cover onto the gearbox.
4.
Secure with six flange head screws (#32).
5.
Put two plastic plugs (#7) into the threaded holes on
the cover.
6.
Assemble the seal washer (#16) and hex head cap
screw (#34). Replace the seal washer if it is
damaged.
Lower Unit Assembly
Refer to Lower Unit Assembly, page 16.
Note: Compare springs before installing. If not all the
same height, replace all springs. Never replace
only one.
1.
Place the ram (#4) into the springbox (#14) and turn
the assembly upside down.
2.
Insert an inner and outer spring into the springbox.
3.
Wrap the slide bearing (#18) around the spring
separator and insert into spring box..
4.
Install a new nyloc hex nut (#7) onto the ram.
5.
Place a drift pin through the hole in the ram head and
tighten the hex nut to 100ft lbs (135 Nm).
6.
Place the lower springs (#1 and #2) into the
springbox.
7.
Lightly grease the groove in the cover (#3) and install
a new o-ring (#6).
8.
Place the cover over the springs and align the holes.
WARNING
Working with compressed springs. Failure to
follow the next set of steps very carefully could
result in serious injury or death.
9.
Insert the rods from the springbox tool through the
springbox and up thought the cover. Make sure the
rods are 180° apart.
10. Place the washers and hex nuts on the rods.
11. Slowly and evenly draw the cover down onto the
springbox by alternately tightening each rod.
WARNING
Keep the cover level with the springbox during
assembly.
12. Secure the cover to the springbox with three flat head
screws (#20). Torque to 8 ft lbs (11 Nm).
13. The decal on the bottom of the springbox should be
clean and easy to read. If it is not, the old decal
should be completely removed and replaced..
14. Install a new set of slide bearings (#5) into the guide
tube (#9) and secure with the retaining ring (#10).
15. Slide the bellows and guide tube over the springbox
and align with the words “ground pounder” to the
front.
16. Secure the bellows to the guide tube and bellows
mount with twelve hex head cap screws (#21) and
lockwashers (#22). Do not tighten.
17. Assembly the shoe with six bolts (#23) and
lockwashers (#24). Torque to 50 ft lbs (67 Nm).
18. Now align shoe and guide tube and tighten hex head
cap screws (#21) and lockwashers (#22).
Gearbox/Lower Unit Assembly
Refer to Gearbox Assembly, page 14.
1.
Place a new gasket (#20) onto the guide tube (#9,
page 16).
2.
Push the guide tube down and place the piston pin
(#17) into the ram head (#4, page 16). Let the pin
stick out so it does not block the slot in the top of the
ram head. The pin will also hold the guide tube down.
3.
Place the gearbox over the lower assembly and line
up the connecting rod assembly (#8) with the piston
pin.
4.
Push the piston pin through the connecting rod
bushing. Keep pushing the piston pin in until the
guide tube slides past and covers the pin.
Содержание AR56
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