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OPERATION 

Foreword 

Thank  you  for  purchasing  the 
Vibro-Lo  LRS55  Scabbler  or  VL 
Compactor. 
 
This manual  contains  the  necessary 
maintenance  information  for  you  to 
ensure proper operation and care for 
your machine. 

It  is  essential  for  you  to  read 
through 

these 

manuals 

thoroughly. 

In  the  unlikely  event  that  you 
experience  problems  with  your 
Vibro-Lo  Compactor  or  Scabbler, 
please  do  not  hesitate  to  contact 
your local dealer or agent. 
We  always  welcome  feedback  and 
comments 

from 

our 

valued 

customers. 
 
 

General Information 

Before  operating  the  VL  LRS55 
Scabbler/VL Compactor, this manual 
must be read and understood by the 
operator,  if  in  any  doubt  ask  your 
supervisor 

before 

using 

this 

equipment. 
 
Failure  to  follow  these  instructions 
could  result  in  damage  to  the 
Compactor/Scabbler and/or personal 
injury. 
 
Trelawny  SPT  Ltd  disclaims  all 
responsibility for damage to persons 
or objects arising as a consequence 
of  incorrect  handling  of  the  tool, 
failure  to  inspect  the  tool  prior  to 
starting  work  for  damage,  or  other 
faults  that  may  influence  the 
operation or safe working of the tool, 
or  failure  to  follow  the  safety 
regulations listed or applicable to the 
job site. 
 
The  compactor  version  is  primarily 
designed  for  the  compacting  of 
M.O.T.  type  1  granular  fill,  it  has 
been  certified  and  is  fully  compliant 
with the New Road and Street works 
act    (Appendix  8),  and  has  been 
designed 

for 

use 

in 

small 

reinstatements 

and 

restricted 

excavations. 
This  tool  must  not  be  used  in  a 
fixture 
 
It  can  also  be  used  for  the 
compaction  of  cold  lay  tarmac 
(PCSMs), 

hot 

laid 

tarmac, 

aggregates and soil.

 

IMPORTANT 

Before operating this equipment, 

the operator should read this 

manual. Whenever possible, he/

she should be trained how to 

operate the machine by an 

experienced person. 

Trial and error is not the safe way 

to become familiar with this piece 

of equipment. 

Air Supply 

The  compressed  air  supply  must 
be  free  from  water  and  dirt.  The 
installation  of  a  filter/regulator/
lubricator  air  preparation  set  (with 
moisture  trap)  adjacent  to  the  tool 
is 

strongly recommended.

 

Always  clear  the  air  hose  before 
connection to the tool. Ensure that 
no  moisture  (condensation)  is 
present in the air hose. 
 
Ensure  that  a  minimum  19mm 
(3/4”)  bore  air  hose  is  used  and 
that  all  couplings  are  secure;  leak 
free  and  in  good  condition.  Limit 
the length of air hose to 15M (50ft).  
 
Where  extra  length  is  necessary, 
for each additional 15M (50ft) of air 
hose  used,  the  pressure  drop  is 
approximately 0.16bar  (3psi). 

 
The correct air pressure for this 
machine is to 6.2bar (90psi). 

Do  not  let  the  operating  pressure 
fall  below  5.5bar  (80p.s.i.)  or  rise 
above  6.9bar  (100  psi)  absolute 
maximum. 
 
Preferably,  the  compressor  should 
be  able  to  supply  a  minimum  of 
18.9 L/s (40cfm) free air. 
 
In  particularly  cold  weather  it  is 
recommended  that  a  proprietary 
anti-freeze lubricating oil be used. 
 

Recommended Lubricants 

Oil the tool daily before use. Put a 
liberal  quantity  of  one  of  the 
following  zinc  free  air  tool 
lubricants through the air inlet. It is 
recommended  that  an  inline 
lubricator  be  installed  in  the  air 
hose adjacent to the tool. 
 
SHELL 

      Naturelle HF 

CASTROL         Carelube HTG 22 

 
Cleaning

 

At  intervals  of  no  more  than  100 
hours use, or if operation becomes 
unproductive,  or  if  the  piston 
shows  signs  of  sticking,  dismantle 
and  clean  with  highly  refined 
paraffin. 

Replace 

any 

worn 

components as necessary. 
 
Immediately after cleaning, 
thoroughly oil the tool with one of 
the recommended lubricants. 

Do

  wear  Personal  Protective 

Equipment  including  safety  goggles, 
footwear, ear defenders and gloves. 
In  some  environments  it  will  be 
necessary  to  wear  facemasks  or 
breathing apparatus. 

Do

  be  aware  that  this  tool  is  not 

electrically

 

insulated. 

Do 

ensure that this tool 

is

 lubricated 

daily

Do 

be aware that this tool can create 

dust and flying debris. 

Do 

be  aware  of  others  working 

around you. 

Do

  keep  hands  and  clothing  away 

from moving parts. 

Do

 store this tool in a secure and dry 

environment. 

 
Always  observe  safe  working 
practices 

and 

local 

safety 

regulations at all times. 

 

Do  not

  allow  the  tool  to  run 

unattended. 

Do  not 

allow  the  tool  to  run 

continuously  whilst  not  in  contact 
with the surface being prepared. 

Do  not 

modify  this  tool  in  any  way, 

as  this  will  invalidate  the  warranty 
and could lead to serious injury. 

Do  not 

use  this  tool  in  potentially 

explosive environments. 

Do not 

drag this tool by the air hose. 

Do  not 

use  petrol  (gasoline), 

thinners or any other high flash point 
solvent to clean the tool. 

The  VL  Compactor  is  also  available 
as  a  vibration  reduced  Scabbler  or 
can  subsequently  be  fitted  with  a 
Scabbler  head  for  concrete  floor 
reduction  or  for  the  removal  of 
laitance from concrete floors.  
 
All  versions  can  be  used  both 
indoors and out. 

 
 

Safety

 

Always,  read  through  these 
instructions first before use. 

Summary of Contents for VL LRS55

Page 1: ...VL LRS55 Scabbler VL Compactor Operation and Maintenance Manual www trelawnyspt co uk ...

Page 2: ... in good condition Limit the length of air hose to 15M 50ft Where extra length is necessary for each additional 15M 50ft of air hose used the pressure drop is approximately 0 16bar 3psi The correct air pressure for this machine is to 6 2bar 90psi Do not let the operating pressure fall below 5 5bar 80p s i or rise above 6 9bar 100 psi absolute maximum Preferably the compressor should be able to sup...

Page 3: ...on emissions See Specifications section for vibration emission data Further advice is available from our Technical Department Starting Work Before use screw the vibration reducing side handle to the bracket fitted on the main tube handle and tighten by hand The side handle height can be positioned for operator comfort the lower the side handle is positioned down the tube the easier it will be to m...

Page 4: ...m away from the valve assembly and with the locking rivet uppermost knock out the rivet using a sharp chisel Looking as from the top of the handle using a soft faced hammer strike the air inlet boss downward in an anti clockwise direction and unscrew from handle tube 11 This may need a sharp blow initially to break the bond Remove the handle tube 11 from the vice Secure the valve body assembly in ...

Page 5: ...achine Storage Storage over 3 months Clean the outside of the machine and inspect the piston and cutterhead for wear replace any worn parts as required Put a liberal amount of lubricant into the air inlet of the tool and run the tool for a few seconds to disperse the oil around the tools internal components Lubricate the exposed part of the piston and cylinder See recommended lubricants Cover the ...

Page 6: ...EXPLODED VIEW ...

Page 7: ...ylinder 24 829 5001 Wiper seal 25 450 5007 127mm Diameter Compactor Foot Screw Fit 450 5017 127mm Diameter Compactor Foot Pin Fit 450 5001 100 x 100mm Compactor Foot Screw Fit 450 5011 100 x 100mm Compactor Foot Pin Fit 450 5003 127 x 152mm Compactor Foot Screw Fit 450 5013 127 x 152mm Compactor Foot Pin Fit 450 5006 100 x 200mm Compactor Foot Screw Fit 450 5016 100 x 200mm Compactor Foot Pin Fit ...

Page 8: ...2005 Trelawny tools are thoroughly tested under specified conditions in accordance with applicable internationally recognised standards When a tool is used on site the conditions may not be the same as those used in our tests Trelawny Surface Preparation Technology operates a policy of continuous product development and refinement and therefore reserves the right to change technical specifications...

Page 9: ...NOTES ...

Page 10: ...wn Road Sydenham Industrial Estate Leamington Spa Warwickshire CV31 1XT United Kingdom Telephone 44 0 1926 883781 Fax 44 0 1926 450352 Email sales trelawny co uk TSPT UK 2009 Part No 735 4000 issue 4 11 16 www trelawnyspt co uk ...

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