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Aimco Brakes Pulse Tool ULT Series Repair Manual

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Page 1

PO Box 16460, Portland, OR  97292-0460  503-254-6600  Fax 503-255-2615 
 
 
 
 
 
ULT Series Repair Manual 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
  ISO 9001: 2015 Certified  

Page 2

– 2 – 
Contents 
 Page 
 Number 
 
1. Recommended Tools 2 
2. Special Repair Fixtures 3-5 
3. Disassembly and Reassembly of the Pulse Unit 6-10 
4. Disassembly and Reassembly of the Air Motor 11-13 
5. Disassembly and Reassembly of the Shut-off Valve Section 14-15 
6. Fill & Draw Sheet 16 
7. Troubleshooting 17 
8. Preventative Maintenance 18 
 
 
 
Recommend Tools
1. Set of Picks 
2. Standard Pliers 
3. 6” Open-End Adjustable 
Wrench 
4. 20” Open-End Adjustable 
Wrench 
5. Hog Ring Pliers (250G Proto)...

Page 3

Special Repair Fixtures for Repair of ULT Series Tools 
– 3 – 
Part Number  Tool Model 
Disassembly and Reassembly of Valve Cover 
145-019-6-5 ULT-30D, 40, 50 & 60 
147-019-6-5 ULT-70 & 80 
147-019-8-5 ULT-90 & 100 
130-019-2-5 ULT-130 & 150 
128-019-2-5 ULT-180 
Disassembly and Reassembly of Casing Connector 
144-036-0-5 ULT-30D 
147-036-2-5 ULT-40, 50 & 60 
143-036-8-5 ULT-70 
115-036-3-5 ULT-80 
147-036-8-5 ULT-90 
148-036-2-5 ULT-100 
130-036-2-5 ULT-130 
130-036-4-5 ULT-150 
Insert of the Driving...

Page 4

Special Repair Fixtures for Repair of ULT Series Tools 
– 4 – 
Part Number  Tool Model 
Anvil Sleeve for Installation of SU-Ring 
178-319-8-1 ULT-40, 50, 60 & 70 
194-319-3-1 ULT-90 
178-350-9-1 ULT-40D, 50D & 60D 
 
TM-Type Tools 
Part Number  Tool Model 
Disassembly and Reassembly of Valve Cover 
851-017-1-5 ULT-30D, 40, 50 & 60 
851-007-1-5 ULT-70 
851-011-1-5 ULT-90 
 
Repairing with the PTRF 
Part Number  Tool Model 
Disassembly and Reassembly of Liner Casing Setter 
PTRF-039 ULT-40, 50, 60 & 70...

Page 5

Special Repair Fixtures for Repair of ULT Series Tools 
– 5 – 
Repairing Without the PTRF 
Part Number  Tool Model 
Stand to Hold the Pulse Unit 
144-905-0-3 ULT-30D 
145-905-6-3 ULT-40, 50 & 60 
194-905-0-3 ULT-70 
194-905-3-3 ULT-80 
147-905-8-3 ULT-90 
148-905-2-3 ULT-100 
194-905-4-3 ULT-130 
130-905-4-3 ULT-150 
128-905-2-3 ULT-180 
Disassembly and Reassembly of Liner Casing Setter 
144-906-0-5 ULT-30D 
147-906-2-5 ULT-40, 50 & 60 
147-906-6-5 ULT-70 
147-906-3-5 ULT-80 
147-906-8-5 ULT-90...

Page 6

Disassembly and Reassembly of Pulse Unit 
– 6 – 
1. Remove  the  Front  Casing (left-
hand thread) from the tool. 
2. Remove  the  Purple  Cushion 
from  the  Pulse  Unit  and  the 
Pulse  Unit  from  the  Handle.  Be 
sure  not  to  lose  the  Adjustment 
Spacer,  Spring,  and/or  Oper-
ating  Rod  that  are  between  the 
Handle and Pulse Unit. 
3. Remove  the  Oil  Fill  Plug  and 
extract  all  of  the  oil  with  the 
VCE-1-1  from  the  Pulse  Unit. 
Note: The  Oil  Fill  Plug  on  the 
ULT-30D  is...

Page 7

Disassembly and Reassembly of Pulse Unit 
– 7 – 
1. You  will  find  all  O-rings, 
Supporter  Rings,  and  Springs 
needed for rebuild of the Pulse 
Unit  in  a  Pulse Unit  Repair  Kit 
(PRK).  To  order  a  PRK,  you 
would  order  the  model  number 
of  tool  plus  dash  PRK  (i.e., 
ULT-70-PRK). 
2. Lubricate  all  O-rings  with 
Pulstar Oil. 
3. Install  the  O-ring  on  the  Relief 
Valve  using  the  O-ring  Install 
Fixture  and  install  the  Relief 
Valve into the Liner lining up the 
slot in...

Page 8

Disassembly and Reassembly of Pulse Unit 
– 8 – 
11. Install the O-ring onto the Rear 
Liner Plate and install the Rear 
Liner  Plate  onto  the  Liner. 
Note: If the Check Valve Cover 
was  removed  from  the  Rear 
Liner  Plate  when  reinstalling 
the  Check  Valve  Cover  back 
into the Rear Liner Plate, make 
sure that the hole in the side of 
the  Check  Valve  Cover  is  180 
degrees  out  from  the  hole 
inside  of  the  Rear  Liner  Plate, 
90 degrees out on the ULT-150 
and ULT-180 only, and...

Page 9

Disassembly and Reassembly of Pulse Unit 
– 9 – 
Make  sure  that  the  Adjusting 
Spacer,  Spring,  and  Operating 
Rod are back in the Handle and 
install  the  Pulse  Unit  and 
Casing  onto  the  Handle. Note: 
The torque for the Front Casing 
is 16-24 Nm for the ULT-30D ~ 
ULT-80, 25-38 Nm for the ULT-
90 ~ ULT-150 and 13-19 Nm for 
the ULT-180. Apply Loctite 222 
to  threads  on  the  Casing 
Connector. 
19. You  are  now  ready  to  test  the 
tool. 
  

Page 10

Disassembly and Reassembly of Pulse Unit 
– 10 – 
ULT-Pulse Unit 
 
Part 
Number Description Part 
Number Description 
1 Liner Casing 19 Locator Pin 
2 Front Liner Plate O-Ring 20 Anvil Supporter Ring 
3 Front Liner Plate 21 Anvil SU-Ring 
3A Liner Casing Spacer 22 Accumulator 
4 Torque Adjuster O-Ring 23 Accumulator O-Ring 
5 Torque Adjuster Supporter 
Ring 
24 Accumulator Supporter Ring 
6 Torque Adjuster 25 Accumulator Spring 
7 Relief Valve Pin 26 Liner 
8 Relief Valve 27 Anvil 
9 Relief Valve O-Ring...
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