24
www.degometal.com
HEAD ASSEMBLY
Assemble in reverse order to dismantling noting the following points:
•
Place lip seal
8
onto the insertion rod* ensuring correct orientation. Push the guide
tube* into the head of the tool and push the insertion rod* with the seal into place through the
guide tube* . Pull the insertion rod* out then the guide tube.
•
The chamfered edge of retainer
26
must face forward with the gap at the bottom.
•
After fitting seals
11
and
12
onto the piston ensuring correct orientation, lubricate the
cylinder bore and place the piston sleeve* into the back of head assembly
4
. Slide the bullet*
onto the threaded part of piston
7
and push the piston with the seals through the piston sleeve*
as far as it will go. Slide the bullet* off the piston and remove the piston sleeve.
•
Jaw spreader housing 1 must be fully tightened onto head piston
7
before tightening
locknut
3
against it.
PNEUMATIC PISTON ASSEMBLY
•
Remove 'ON/ OFF' valve assembly
55
and·o·ring
47
.
•
Clamp the body of the inverted tool across the air inlet bosses in a vice fitted with soft
jaws.
•
Using the peg spanner* unscrew base cover 36 and pullout cylinder liner
41
.
•
Remove pneumatic piston assembly
38
from body
34
together with 'O' ring
35
, lip seal
37
and guide ring
31
.
•
Screw the seal extractor * into seal assembly
30
and pull it out of the intensifier tube of
head assembly
4
.
Assemble in reverse order to dismantling.
VALVE SPOOL ASSEMBLY
•
Remove pneumatic piston assembly
38
and seal assembly
30
as described
immediately above .
•
Using the T spanner* and T spanner spigot* undo clamp nut
32
and remove it together
with clamp plate
58
, transfer tube
40
and valve rod
39
.
•
Release the tool from the vice and separate body
34
with 'O' ring
27
from handle
assembly
28
.
•
Remove 'O' ring
29
from the intensifier tube and pull off head assembly
4
from handle
assembly
28
.
•
Push out valve seat
59
with both 'O' rings
6
.
•
Pull out all the components of valve spool assembly
49
.
•
Finally remove 'O' ring
54
out of the handle counterbore.
Assemble in reverse order to dismantling ensuring that the central port in valve seat
59
faces
upwards.
TRIGGER
•
Using the 2 millimetre diameter pin punch*, drive trigger pin
44
out and lift off trigger
43
.
•
Unscrew trigger valve
42
using the trigger valve extractor *. Assemble in reverse order
to dismantling.
Summary of Contents for GO 182
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