Oregon JW3800 User manual

Offering a wide selection of products at competitive prices
JW3800, JW4500, JW5200, HY3800, HY4500, HY5200, SLYD38, SL-YD45
and SL-YD5200B
Instruction Manual

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Models
JW3800 Petrol Chainsaw 38cc
JW4500 Petrol Chainsaw 45cc
JW5200 Petrol Chainsaw 52cc
HY3800 Petrol Chainsaw with oregon chain 38cc
HY4500 Petrol Chainsaw with oregon chain 45cc
HY5200 Petrol Chainsaw with oregon chain 52cc
SLYD38 Petrol Chainsaw with authentic oregon bar, chain &
walbro carb 38cc
SL-YD45 Petrol Chainsaw with authentic oregon bar, chain &
walbro carb 45cc
SL-YD5200B Petrol Chainsaw with authentic oregon bar, chain
& walbro carb 52cc

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Before putting the machine into operation,
read this instruction manual thoroughly.
Contents
What Is In The Box.......................................................................9
Your Chain saw............................................................................10
Putting It Together...................................................................... 11
Close Ups of Adding the Chain.............................................. 20
Safety Precautions..................................................................... 25
Protecting You ....................................................................... 25
Protecting Others .................................................................. 29
Protecting The Machine ........................................................30
When Fuelling The Machine ..................................................30
Before Using The Machine ........................................................ 32
Fuel Mix and Fuelling................................................................. 33
Fuelling The Chain saw .............................................................. 34
Starting The Chain Saw.............................................................. 37
Close Ups of Activities ...........................................................38
Starting The Chainsaw Safely................................................ 43

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Operating The Machine .............................................................46
Kickback Safety Precautions ......................................................51
Chain Saw Operation ................................................................. 53
Felling A Tree.............................................................................. 54
1) Examine the Tree and Surroundings................................. 54
2) Plan at Least Two Escape Routes ..................................... 55
3) Make the Cuts ....................................................................56
Limbing a Tree............................................................................60
Examine the Tree ...................................................................60
Cutting the Limbs....................................................................61
Bucking a Tree............................................................................ 62
Maintenance ..............................................................................63
Chain Oil..................................................................................64
Changing Oil Supply...............................................................64
Your Warranty ........................................................................64
Adjusting Carburettor............................................................65
Carburettor Antifreeze Mode ...............................................66
How To Switch To Anti Freeze Mode....................................66
Air filter................................................................................... 67
Sprocket ................................................................................. 67

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Saw Chain ...............................................................................68
Trouble Shooting .......................................................................69
Specifications ..............................................................................71
Chainsaw Technical Specifications -38c................................ 72
Chainsaw Technical Specifications -45cc .............................. 73
Chainsaw Technical Specifications -52cc .............................. 74
Declaration of Conformity......................................................... 77

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Table of Figures
Figure 1 What Is In The Box .........................................................9
Figure 2 Your Chain saw..............................................................10
Figure 3 The parts you need....................................................... 11
Figure 4 The Chain Spike.............................................................12
Figure 5 Fitting The Chain Spike.................................................13
Figure 6 The Guide Bar In Position.............................................13
Figure 7 Run Chain Along Guide Bar ..........................................14
Figure 8 Direction Of The Chain Fit ............................................14
Figure 9 Close Up Of Chain Fitted..............................................15
Figure 10 Pull Chain Hand Tight..................................................15
Figure 11 Attach Front Guard......................................................16
Figure 12 Cover Brake Assembly.................................................16
Figure 13 Fasten the tension screw............................................17
Figure 14 Close up of Tension Screw..........................................17
Figure 15 Fasten Two Nuts..........................................................18
Figure 16 The Chain Fitted ..........................................................18
Figure 17 The Tension Screw is on the Machine ........................19
Figure 18 Screw in the Hole........................................................19
Figure 19 The Chain Bar Lug ...................................................... 20
Figure 20 Guide Bar Lug Screw ................................................. 20
Figure 21 Guide Bar Hole.............................................................21
Figure 22 Attaching The Cover ...................................................21
Figure 23 Slack in the Chain ....................................................... 22
Figure 24 Hand Tightening the Nuts......................................... 22
Figure 25 Tightening the Chain.................................................. 23

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Figure 26 Chain Now Tightened................................................ 23
Figure 27 Fuel Mixture Graphic ................................................. 34
Figure 28 Petrol Cap Clearly Marked......................................... 34
Figure 29 Chain Oil Cap .............................................................. 35
Figure 30 Chain Oil Flow ............................................................ 35
Figure 31 Idling Speed Adjustment ........................................... 36
Figure 32 Parts of the Chain saw............................................... 37
Figure 33 Setting To Half Throttle.............................................38
Figure 34 Half Throttle at Different Angle................................ 39
Figure 35 Half Throttle Set ........................................................39
Figure 36 Engine Control ...........................................................40
Figure 37 The Choke Lever ........................................................40
Figure 38 The Primer...................................................................41
Figure 39 The Brake Lever..........................................................41
Figure 40 Incorrect Brake Lever................................................ 42
Figure 41 Hand Position .............................................................44
Figure 42 Foot Position..............................................................44
Figure 43 Returning Choke........................................................ 45
Figure 44 Returning The Power Cord ....................................... 45
Figure 45 Pulling The Power Cord............................................. 45
Figure 46 Making the Cuts ........................................................56
Figure 47 Felling The Tree..........................................................58
Figure 48 Keep A Safe Distance ................................................58
Figure 49 Cutting Area............................................................... 59
Figure 50 Limbing ATree.............................................................61
Figure 51 Bucking A Tree............................................................ 62

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This product is in accordance with the relevant EC
Directives

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What Is In The Box
Main power
unit
Guide bar
and cover
Saw chain
Tool kit
Fuel bottle
Front guard
Figure 1 What Is In The Box

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Your Chain saw
1. Front guard and chain brake
2. Starter knob
3. Air cleaner
4. Choke lever
5. Throttle interlock
6. Right handle
7. Throttle lever
8. Engine switch
9. Fuel tank
10.Oil tank
11. Left handle
12.Saw chain
13. Guide bar
Figure 2 Your Chain saw

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Putting It Together
The saw chain has very sharp edges. Use thick
protective gloves for safety.
Open the box and install the front guard and
the saw chain on the power unit as follows:
Figure 3 The parts you need.

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What you need is:
The main unit.
The guide bar.
The saw chain.
The front guard.
The chain spike.
Figure 4 The Chain Spike
Fit the chain spike first.

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Figure 5 Fitting The Chain Spike
Fit the chain spike with the appropriate tool as shown.
Take the cover off of the guide bar and the saw chain
out of its box.
Carefully fit the saw chain to the guide bar by slotting
the bits into the groove of the guide bar.
Fit the holes of the bottom of the guide bar onto the
two screws standing up from the main engine unit.
Figure 6 The Guide Bar In Position
Take the cover off of the guide bar
and the saw chain out of its box.
Carefully fit the saw chain to the
guide bar by slotting the bits into
the groove of the guide bar.
Fit the holes of the bottom of the
guide bar onto the two screws
standing up from the main engine
unit.

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Figure 7 Run Chain Along Guide Bar
Attach the chain loosely around the guide bar.
Figure 8 Direction Of The Chain Fit
Close up of chain, note the direction it should be fitted. The
engine is to the left of image, tip to the right of image.

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Figure 9 Close Up Of Chain Fitted
Close up of chain loosely fitted at the tip of the guide bar.
Figure 10 Pull Chain Hand Tight
Pull the bar “hand tight” in preparation of lining up the
cover.

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Figure 11 Attach Front Guard
Attach the front guard to the two standing screws.
Using the appropriate tools from your kit, attach the
supplied bolts to the top of the screws and ensure that
there is a finger tight fit.
Figure 12 Cover Brake Assembly

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Cover the break assembly
Figure 13 Fasten the tension screw
Fasten the tension screw.
Figure 14 Close up of Tension Screw

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Figure 15 Fasten Two Nuts
Fasten two nuts one by one.
Figure 16 The Chain Fitted
NOTE For the 33cc Machine

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Figure 17 The Tension Screw is on the Machine
Figure 18 Screw in the Hole
The screw must be in the hole for the 33cc machine.

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Close Ups of Adding the Chain
Figure 19 The Chain Bar Lug
Close up of the lug on the cover that needs to be lined up with
the guide bar hole.
Figure 20 Guide Bar Lug Screw
The screw on the front of the cover that adjusts the lug. It is
on the right hand side.