MIRKA ROS2-550NV Notice D'utilisation page 10

port on the (61 or 62) End Cap until hand tight. Torque set-
ting to be 6.8-8.1 N-m (60-72 in-lbs).
9a. For CV and SGV machines: Insert the Inlet (47) Tubing into
the (62) End Cap. Install the Inlet Tubing into the (40) Seal
Assembly.
9b. For NV machines: Insert the inlet (47) Tubing into the (61)
End Cap.
10. Install the (27) Muffler and (28 and 29) Seals into the (26)
Housing.
11. Install the internal components into the (26) Housing. Then
install the (51) Housing.
12. Install the (52 and 53) Screws. Torque setting to be 3.0-3.4
N-m (27- 30 in-lbs) for (52) Screw. Torque setting to be 3.3-
3.7 N-m (29- 33 in-lbs) for (53) Screw.
13. Lightly grease the (54) O-Ring and place it in the groove on
the (55) Speed Control. Insert the Speed Control into the
(33) Motor Housing in the full on position. Install the (56)
Retaining Ring. Caution: Make sure the Retaining Ring is
completely snapped into groove in the Motor Housing.
14. Install the (32) Spacer Ring into the (31) Hanger Secure the
hanger by screwing in the (25) Plugs and/or install the (50)
Side Handle.
Spindle, AirSHIELD™ and Shaft Balancer Assembly:
1. Place the (MPA0194) T-1A Spindle Bearing Pressing Tool
Base onto a flat, clean surface of a small hand press or
equivalent with the pocket facing upward. Place the (21)
Spindle into the spindle pocket with the shaft facing upward.
2. Place the (20) Washer on the (21) Spindle shaft with the
curve of the Washer facing up so that the outside diameter of
the Washer will contact the outer diameter of the (18) Bear-
ing. Place the (70) Dust Shield onto the Spindle shaft. Place
the (19) Spacer onto the shoulder of the Spindle. Note: Be
sure that the Dust Shield is past the shoulder where Spacer
rests. Place the Bearing on the Spindle with the seal side
toward the Washer. Note: Make sure that both the inner
and outer races of the Bearing are supported by the Bearing
Press Tool when pressing them into place. Press the Bearing
to the Spacer using the (MPA0195) T-1B Spindle Bearing
Pressing Tool Top.
Press Tool Top
Press Tool Base
3. Take the (14) Filter and center it on the small bore that the
original Filter was in before removal. With a small diameter
screwdriver or flat-ended rod, press the Filter into the bore
until it is flat in the bottom of the bore. Place the (15) Valve
into the bore so it is oriented correctly, then press the (16)
Retainer into the bore until it is flush with the surface of the
(13) Shaft Balancer.
4. Apply a pin head size drop of #271 Loctite® or equivalent to
the outside diameter of the (18) Bearing of the Spindle As-
sembly. Spread the drop of bearing locker around the Bear-
ings until it is distributed evenly. Caution: Only a very small
amount of bearing locker is needed to prevent rotation of the
bearing OD. Any excess will make future removal difficult.
Place the Spindle Assembly into the bore of the (13) Shaft
Balancer and secure with the (22) Retaining Ring. Caution:
Make sure that the Retaining Ring is completely snapped into
the groove in the Balancer shaft. Allow the adhesive to cure.
Motor Assembly:
1. Place the (69) Dust Shield onto the shaft of the (13) Shaft
Balancer.
2. Lightly grease the (11) O-Ring with a light mineral grease and
place it in the groove of the (12) Lock Ring, then place it on
the (13) Shaft Balancer with the O-Ring facing towards the
keyway.
3. Use the larger end of the (MPA0494) T-13 Bearing Press
Sleeve to press the front (10) Bearing (with 2 Shields) onto
the shaft of the (13) Shaft Balancer.
4. Slide the (9) Front Endplate with the bearing pocket facing
down onto the motor shaft. Gently press the Front Endplate
onto the (10) Bearing using the larger end of the (MPA0494)
T-13 Bearing Press Sleeve until the front (10) Bearing is
seated in the bearing pocket of the Front Endplate. Caution:
Only press just enough to seat the Bearing into the pocket.
Over-pressing can damage the Bearing.
5. Place the two (8) Keys into the grooves of the (13) Shaft
Balancer. Place the (6) Rotor onto the shaft of the Shaft
Balancer, making sure that it is a light slip fit.
6. Place the (4) Cylinder Assembly over the (6) Rotor with the
T-1B
Bearing
Spacer
Dust Shield
Washer
T-1A
9