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HCA-2500

15-23C-00

1

lNTRODUCTION

We are constantly working on technical
improvement of our products. For this reason,
technical data, equipment and design are
subject to change without notice. All
specifications, illustrations and directions in
this SERVICE DATA are based on the latest
products information available at the time of
publication.

1

CONTENTS

page

1 SERVICE INFORMATION ............................. 2
1-1 Specification ............................................... 2
1-2 Technical data ............................................ 3
1-3 Torque limits ............................................... 4
1-4 Special repairing materials ........................ 4
1-5 Service limits .............................................. 5
1-6 Special tools ............................................... 6

2 EMISSION ADJUSTMENT GUIDE ............... 7
2-1 General adjusting rules .............................. 7
2-2 Presetting idle adjust screw, L mixture needle
and H mixture needle ........................................ 7
2-3 Adjusting carburettor .................................. 9

Reference No.

 

15-23C-00

I S S U E D :     2 0 0 6 0 6

INDEX

Содержание HCA-2500

Страница 1: ...sed on the latest products information available at the time of publication 1 CONTENTS page 1 SERVICE INFORMATION 2 1 1 Specification 2 1 2 Technical data 3 1 3 Torque limits 4 1 4 Special repairing m...

Страница 2: ...Automatic rewind Rope diameter x length mm in 3 0 x 1000 0 12 x 39 4 Fuel Type Premixed two stroke fuel Mixture ratio 50 1 2 Petrol Minimum 89 octane petrol RON Two stroke air cooled engine oil ISO L...

Страница 3: ...coil resistance 200 400 Secondary coil resistance k 1 3 1 8 Pole shoe air gaps mm in 0 30 0 40 0 012 0 016 Ignition timing at 3000 r min BTDC 29 at 8000 r min BTDC 28 at 9000 r min BTDC 12 Carburettor...

Страница 4: ...ne Crankcase M 5 75 85 7 5 8 5 65 75 Cylinder M 5 75 85 7 5 8 5 65 75 Cylinder cover M 4 35 45 3 5 4 5 30 40 Muffler M 5 55 65 5 5 6 5 50 55 Top guard M 5 25 35 2 5 3 5 22 30 Regular bolt nut and scre...

Страница 5: ...inder bore When plating is worn and aluminium can be seen B Piston outer diameter Min 33 91 1 335 C Piston pin bore Max 8 030 0 3161 D Piston ring groove Max 1 6 0 063 E Piston ring side clearance Max...

Страница 6: ...Removing and installing piston pin Use 8 mm dia adapter 9 897705 11520 Bearing tool Removing and installing con rod small end needle bearing 10 897712 04630 2 pin wrench Removing and installing pawl c...

Страница 7: ...roceed to the next step 2 2 C After adjusting carburettor according to the steps 2 2 and 2 3 the limiter cap s must be installed on L and or H mixture needle s to comply with Emission Directive 2 2 Pr...

Страница 8: ...p tool 91019 into centre hole of previous limiter cap to pull out completely 5 Turn idle adjust screw anticlockwise and set the screw until the tip to just contact throttle plate Then turn idle adjust...

Страница 9: ...ed in the range of 2 600 to 2 800 r min NOTE Engine speed must be allowed to stabilize a minimum of 20 seconds after each adjustment of L mixture needle to assure accurate tachometer readings 5 Turn H...

Страница 10: ...on Directive 9 Start engine again and make sure engine runs at idle speed in the range of 2 400 to 3 200 r min and at WOT engine speed in the range of 9 000 to 10 500 r min Also make sure blade would...

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