Aimco Brakes Pulse Tool UX UXT Air Motor Repair Manual

							Exploded View of the Air  Motor   (cont.)
UX Series  
Part  
Number   Description   Part  
Number   Description  
1  
2  
3  
4  
5  
6  
7   Ball Bearing  
Blade  
Rotor  
Cylinder  
Roll Pin  
Ball Bearing  
Handle   8  
9  
10  
11  
12  
13   Front Air Motor Plate  
Roll Pin  
Roll Pin  
Re ar Air Motor Plate  
Head Cover Packing  
Head Cover    
						

							Exploded View of the Air Motor   (cont.)  
UX - T Series  
Part  
Number   Description   Part  
Number   Description  
1  
2  
3  
4  
5  
6  
7  
8  
9  
10   Ball Bearing  
Front Plate  
Blades  
Cylind er  
Roll Pin  
Rear Plate  
Ball Bearing  
Piston Rod  
Valve Cover  
Pilot Valve Setter   11  
12  
13  
14  
15  
16  
17  
18  
19  
20   Steel Ball  
Handle  
Rotor  
Roll Pin   
Roll Pin  
O - Ring  
O - Ring  
Spring  
Head Cover Packing  
Head Cover    
						

							Disassembly and Reassembly of the Shut - off Sectio n
UX - T  
A . Disassembly of the Shut - off Section
1. Remove the Shut - off Valve Cover using a 17mm  wrench and remove the Shut - off  Valve and Spring.
2. Remove the Head Cover and Head Cover Packing.
3. Remove the Piston Rod, Valve Cover, Pilot Valve Retaine r, Ball, Sp ring, and  O - R ings.    Some models
have a Packing in the Shut - off Valve Bushing.
B. Inspection
1. O - R ing
a) Inspect for chipping, tears, and cuts.  If damaged, replace.
2. Packing
a) Inspect for damage.  If damaged, replace.
C. Re assembly
1. Install all O - R ings and Packings.
2. Install the Pilot Valve Spring and Ball into the Head Cover.
3. Install the Pilot Valve Retainer  ( with the small end u p) and the Valve Cover into the  Head Cover.
4. Install the Piston Rod, Head Cover Packing ,  and He ad Cover o nto the Handle  Casing.
5. Install the Shut - off Valve Spring, Shut - off Valve , and the Shut - off Valve Cover  onto the Head Cover.
6. The tool is now ready to test. 
						

							Exploded View of the Shut - off Valve Section  
UX - T700 ~ T1820  
Part  
Number   Description   Part  
Number   Description  
1  
2  
3  
4  
5  
6  
7  
8   Piston Rod  
Valve Cover  
Pilot Valve Retainer  
Pilot Valve Ball  
Piston Rod O - Ring  
Pilot Valve O - Ring  
Pilot Valve Spring  
Head Cover Packing   9  
10  
11  
12  
13  
14  
15   Shut - off   Valve   
Shut - off Valve Cover O - ring  
Shut - off Valve  
Shut - off Valve O - Ring  
Shut - off Valve Spring  
Shut - off Valve Bushing  
Head Cover    
						

							Repair and Adjustment of  Angle Head Pulse  Tool
CAUTION :    Read all instructions thoroughly before repairing tool.  
Safety :  
 Disconnect the air supply from tool before repairing, adjusting torque , and  changing sockets or
extensions.
 Wear eye and hearing protection when using hammers or power tools.
 Do not wear loose clothing around power equipment.
 Dispose of all oil and gr ease properly.
A . Disassembly :
1. Remove  the  Allen Head Cone  P oint  S crew ,   holding  the Angle Head Casing Cover in  place.
2. Remove  the  Angle Head Casing Cover, Driven Gear, Bushing, Spindle Spacers , and  Bearings.
3. Remove  the  Angle Head Casing Assembly   from the tool.
4. On the UX - 612C to UX - 900C ,   remove the four Alle n Head Bolts, holding the Angle  Head Casing to
the front Casing.
5. On the  UX - 612C, 700C ,   and 1000C ,   remove the Allen Hea d Cone Point Screw, which holds  the
Driving Gear Bushing Screw in p lace ,   and r emove the Driving Gear Bushing  Screw.    NOTE :     On the
UX - 1000 C,   the Snap Ring and Bearing  must be removed before you can  remove the Driving Gear
Bushing Screw.
6. Remove the Driving Gear, Bearings, Bushing ,   a nd Spacers from the Angle Head  Casing .
7. Clean all parts and inspect for wear.
B. Inspection :
1. Inspect all Bearings for side play and knocking.    Replace as needed.
2. Inspect Driven and Driving Gear for grooving and pitting.    If present, replace as a  set.
C. Reassembly :
CAUTION :     All   shimming of the Gear Lash is performed on the Driven Gear.
1. Grease all Bearings, Driven ,   and Driving Gears.
2. Install the Driving Gear, Spacer, Bearing, Bushing , Adjusting Spacer (if present  when the tool was
disassembled) ,   and Bearing into the Angle   Head Casing.
3. On the UX - 612C, 700C , and 1000C, i nstall the Driving Gear   and Bushing Screw and  line up the detent
with the hole for the Allen Head Cone Point Screw.    NOTE :     Use a service - removable thread locker on
the Allen Cone Point Screw.
4. On the  UX - 800C and 900C, i nstall the Front Casing and four Allen Head Bolts.    NOTE :     Use a
service - removable thread locker on the Allen Head Cone Point Screw.
5. On the UX - 612C and 700C, i nstall the Front Casing and four Allen Head Bolts.    NOTE :     Use a service
r emovable thread locker on the Allen Head Bolts.
6. Install the Angle Head Casing onto the Air Motor. 
						

							Repair and Adjustment of  Angle Head Pulse  Tool   (cont.)
7. Install the Spindle Gear Cover and Bearing into the front of the Angle Head Casing.
8. Inst all the Driven Gear Spacer and Bearing onto the Driven Gear.
9. Install the Driven Gear Spindle and Driven Gear Collar into the Driven Gear.
10. Install the Driven Gear, Adjust ing Spacers (quantity may vary), and tighten the  Angle Head Cover so
that the  Driven Gear tu rns freely with no up and down  movement.    NOTE :     Adjusting Spacers come in
different thicknesses ,   so be s ure to order a larger quantity  than needed.
11. If Driven Gear is binding ,   remove  the Adjusting Spacer; if it moves up and down too much ,  add  the
Adjusting Spacer .
12. On the UX - 612C, 700C, 800C , and 900C, d rill a new detent hole in the   Angle  Head Casing Cover and
s ecure with the Allen Head Cone Point Screw.    NOTE :     Use a service - removable thread locker on the
Allen Cone Point Screw. 
						

							Exp loded View of the Angle Head Section  
UX - C Series 
Part  
Number   Description   Part  
Number   Description  
1  
2  
3  
4  
5  
6  
7  
8  
9  
10  
11   Felt Ring  
Angle Head Casing Cover  
Adjusting Spacer  
Ball Bearing  
Driven Gear Spacer  
Driv en Gear  
Driven Gear Spindle Cover  
Driven Gear Spindle  
Ball Bearing  
Spindle Rear Cover  
Hexagon Round Head Plug   12  
13  
14  
15  
16  
17  
18  
19  
20  
21   Allen Head Cone Point Screw  
Angle Head Casing  
Driving Gear  
Driving Gear Spacer  
Ball Bearing  
Driving Gear Bushing S pacer  
Ball Bearing  
Retainer Pin Assembly  
Adjusting Spacer  
Front Casing    
						

							Recommended Maintenance  
Air Motor & Angle Head Section  
The Air Motor should be cleaned and inspected every 300, 000 cycles or six months, which ever comes first.  
Replace worn parts   as needed.   
The Angle Head Section should be cleaned and inspected every 300,000 cycles or six  months, which ever comes 
first.    Replace worn parts as needed.    
						

							
Notes:  
						

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LIT - MAN500  
Rev. 
03/2016  Printed in USA  
©2016 AIMCO