15
•
Remove Screws
50
using an Allen Key*.
•
Lift off Protection Ring
54
and remove Retaining Ring
55
.
•
Extract Cylinder Head
57
by pulling on the Cylinder Head Clip
53
•
Locate a suitable diameter rod through the access hole inside the casting and through the Piston Rod
66
to hold in position and then
remove Piston Rod Nut
52
. Pull Piston Rod
66
up out of its location in the air Piston
59
and locating bush.
•
Using the Air Piston Removal Punch*, knock out the air Piston
59
through the bottom of the cylinder and be sure to retrieve the Support
Ring
51
.
Replace worn parts and all ‘O’ Ring Seals, lubricate all moving parts prior to re-assembly, assemble in reverse order to dismantling.
Having removed the side casting and trigger linkage as in “Handle Assembly”:
•
Withdraw the Throttle Valve
44
.
•
Unscrew Button Head Screw
48
and remove Silencer Housing
46
together with Silencer Disc
49
.
•
Remove Screw
43
.
•
Using a Removal Punch* (bottom), inserted through the Top Valve Bush
41
and knock out Bottom Valve Bush
45
. Using a Removal Punch*
(top), insert through the bottom of the valve chamber and knock out the Top Valve Bush
41
.
•
Replace all seals on Valve Bushes and Throttle Valve, lubricate and re-assemble in reverse order to dismantling.
The two locating screws
must locate correctly
in the pre-determined grooves in top and bottom valve bushes.
•
With the Spindle Housing Assembly
1
removed from the tool unscrew Spindle Housing Cap
9
, and with a screw driver through the slot in
the Spindle Housing and push out Spindle Bumpers
10
.
•
Remove Circlip
14
from one side of the Front Roller Shaft
6
, drift out Front Roller Shaft
6
, with a suitable punch, through the Spindle
Housing
4
and Cam Roller Bearing
2
. Slide out Cam Roller Bearing and Spacer Rollers
8
.
•
Push out Spindle 5 through rear of Spindle Housing
4
.
•
Drift out Rear Roller Shaft
7
to release rear Spacer Roller
3
and Space Rollers
8
.
Replace all worn or damaged parts, lubricate all moving parts prior to re-assembly, assemble in reverse order to dismantling.
Tool 07200 in Normal Position “Air Off”
•
Re-setting of the Offset Adaptor and before replacing screws
12
and
13
to obtain maximum pull and push off on 07200 tool it is
necessary to position the Offset Adaptor correctly.
•
Having re-assembled the Offset Adaptor Assembly
16
on to the Tool. Screw the Offset Adaptor Assembly fully in onto the spindle then
unscrew until the Spindle Extension
20
is approximately flush with the end of the Offset Adaptor Housing
17
.
•
Replace Screw
12
, the Offset Adaptor should rotate 90° either way.
•
Return to the vertical position replace Screw
13
to lock Offset Adaptor in position.
•
Check Dimensions (min. 0.450/max. 0.500). Refer to illustration on page 16.
Tool 07201 in Normal Position “Air Off”
When resetting the Straight Adaptor on the tool it is necessary to adjust the Straight Adaptor to the required position.
•
Screw the Straight Adaptor fully in onto the spindle then unscrew until the required dimensions at the front are obtained (1
1
/
8
” - 1
1
/
16
”).
Refer to the illustration on page 16.
•
Incorrect adjustment on both 07200 & 07201 tools will cause damage internally and to retaining rings.
P N E U M A T I C C Y L I N D E R
A I R T H R O T T L E V A L V E
R E - S E T T I N G 0 7 2 0 0 & 0 7 2 0 1 T O O L S
S P I N D L E H O U S I N G A S S E M B LY
Maintenance
* Refers to items included in the 07200 service kit. For complete list see page 13.
Item numbers in
bold
refer to general assembly drawings and parts list (pages 16-17)
I M P O R T A N T
Check the tool against daily and weekly servicing.
