Lefon Lite4 User manual

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Operation Manual Page 1 of 10
Operation Manual
for
Lite4 / Lite6
Portable Orbital Cutting Machine

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Operation Manual Page 2 of 10
December, 2008 Version 1. 5
Table of Contents
Section 1: Operation Safety................................................................................................................................................. 3
Keep Safety in Mind ........................................................................................................................................................ 3
Danger of death by electric shock................................................................................................................................... 4
Danger of injury by sharp cutting edges.......................................................................................................................... 4
Disposal........................................................................................................................................................................... 4
Section 2: Specification....................................................................................................................................................... 5
Section 3: Package & Installation........................................................................................................................................ 6
Deliver Package Item List................................................................................................................................................ 6
Installation Instruction..................................................................................................................................................... 7
Section 4: Operation Procedure .......................................................................................................................................... 8
Section 5: Maintenance & Troubling Shooting.................................................................................................................... 9
Maintenance summary.................................................................................................................................................... 9
Trouble Shooting ........................................................................................................................................................... 10

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Operation Manual Page 3 of 10
Section 1: Operation Safety
The portable Pipe Cutting and Beveling machine –Lite4 /
Lite6 are designed to handle carry easily for field use.
Please use it properly based upon the procedure in this
manual. Using it for purpose other than those described
in this manual may cause injury to the user or to others.
It may also cause damage to the machine or other
equipment.
Therefore:
 Always ensure the machine is in good working
condition and comply with these notes on safety
 Keep complete documents nearby the machine
 General valid regulations for the prevention of
accidents must be observed.
 Only use the machine for cutting and beveling of
pipes
 Damage caused by not following the manual is
user’s responsibility
 Only use the dimensions and material specified
in these instructions. Consult LEFON for cutting
material that is not covered in the manual.
 Inspect the machine daily of visible sign of wear
or damage.
 Repair any damage or defect immediately
 Only qualified electrician can work on the
electrical equipment
 Only operate the machine if the Electrical
Restart Inhibitor is working properly
 Unplug the power input before carrying out any
maintenance or repair work on the machine.
Keep Safety in Mind
 Report any unusual response from the machine
to the person in charge of this machine
 Keep Safety in mind all the time
 Wear protective goggles, safety gloves and ear
protection when working with the machine
 Keep hands off the machine during processing
 Pay attention to the surroundings. Don’t use any
electric tools in humid area. Make sure to have
excellent lighting. Do not working near
combustible liquids or gases.

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Operation Manual Page 4 of 10
Danger of death by electric shock
If the main cable is damaged, live parts may cause
death when touching directly.
 Keep the main cable of the machine motor away
from the saw blade or beveling cutter
 Secure the falling pipe piece
 Don’t let the cut-off piece of pipe drop in an
uncontrolled way
 Don’t run the machine unattended
 While cutting the pipe, always pay attention to
the positions of the main cable.
Danger of injury by sharp cutting edges
 Keep hands away from the machine during
cutting or beveling
 Wear safety gloves
Disposal
 Recycle discarded electric tools and
accessories containing valuable materials
 Dispose of chips and used gear oil according to
regulation requirement

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Operation Manual Page 5 of 10
Section 2: Specification
Model Lite4 Lite6
mm 6-120 50-170
Cutting Range (Pipe OD)
inch 0.236 - 4.724 1.969* - 6.69
mm 2.5 2.5
Maximum Wall Thickness inch 0.098 0.098
Motor Horse Power w 1000 w 1000 w
Motor Voltage 1 phase AC Metabo
motor,110/220 V, 50/60 Hz
1 phase AC Metabo motor,110/220
V, 50/60 Hz
Blade Speed RPM
 30-160
 Lower speed is for large
OD tube, for thicker wall,
for softer material such
as stainless steel
 30-160
 Lower speed is for large
OD tube, for thicker wall,
for softer material such as
stainless steel
LxWxH mm 570x320x390mm 600x330x410mm
Net Weight Kg 22kg 24kg
Gross Weight Kg
31kg 34kg
Protection Double insulated Double insulated
Application
 Plastic(PE,PP,PVDE,PVC)
 Copper
 Brass
 Annealed cast iron pipe
 General structural steel
 Black and galvanized
steel pipe
 Aluminum
 Plastic(PE,PP,PVDE,PVC)
 Copper
 Brass
 Annealed cast iron pipe
 General structural steel
 Black and galvanized steel
pipe
 Aluminum

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Operation Manual Page 6 of 10
Section 3: Package & Installation
Deliver Package Item List
One set of Lite4 / Lite6 should include the following item. Please inform the manufacturer or forwarder of any missing
parts or transportation damage immediately.
1. 3 saw blade
2. 1 lubricant
3. 19-22 mm spanner
4. operation manual

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Operation Manual Page 7 of 10
Installation Instruction
Step 1: Install fixture on the mounting plate before put it onto the work bench.
Step 2: Align square top of motor with the trough inside gear hosing then put it into the gear hosing and get fastened
onto the work bench
Step 3: Install the saw blade depending on application.

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Operation Manual Page 8 of 10
Section 4: Operation Procedure
Step 1: Lower the saw blade by rotating the hand wheel
Step 2: Insert the tube, to the position where the blade would cut off the tube, and then fasten the clamp.
Step 3: Apply lubricant to the saw blade for each cut.
Step 4: Rotate the motor clockwise about 45° until the saw blade reaches the tube. Rotate the hand wheel to adjust
the cutting depth, normally there is about 1-2mm teeth length into the tube. Then keep rotating the motor to
finish the cutting.

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Operation Manual Page 9 of 10
Section 5: Maintenance & Troubling Shooting
Maintenance summary
Time Interval Action
Before starting machine  Remove chips and dirt from the saw blade
 Keep the vent holes free of chips
Every cleaning,
Every blade change
 Don’t use pressurized air to clean, which would blow cuttings into machine to
compromise the accuracy of future use
 Use cloth or brush to clean the end of the shaft
Every week  Clean and lubricate

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Operation Manual Page 10 of 10
Trouble Shooting
Symptom Cause Correction
The sliding housing
doesn’t turn
Pipe diameter is not correctly
adjusted
Adjust the top handle wheel correctly following
earlier instruction
Blade doesn’t cut and is
slipping
Hexagon nut on the saw blade
shaft not tightened
Tighten hexagon nut
Pipe can’t be cut Saw blade is mounted in the
wrong way
Reverse the blade, make labeled side facing
outwards
Pipe diameter can’t be
adjusted
Slide guide is dirty Clean the slide guide( refer to earlier instruction
on slide guide cleaning)
The overload protection relay
has been triggered
Set the switch to off, wait about 15 minutes,
and switch on the machine again
The motor is not running
The restart inhibitor has been
triggered
Set the switch to off, then switch on the
machine again