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PRODUCT NAME

Hitachi Engine Chain Saw

Models

    CS 33EB

CS 33EB (P)

       

TROUBLESHOOTING GUIDE  --------------------------------------------------------------------------------------------- 1

REPAIR AND MAINTENANCE GUIDE ----------------------------------------------------------------------------------- 2

1. Precautions on Maintenance, Inspection and Repair  -------------------------------------------------- 2
2. Inspection Standards and Spark Plug Replacement ---------------------------------------------------- 2

TIGHTENING TORQUES ---------------------------------------------------------------------------------------------------- 8

CONTENTS

Page

LIST No. E058

Oct

. 2009

C

International Sales Division

Summary of Contents for CS 33EB

Page 1: ...S 33EB P TROUBLESHOOTING GUIDE 1 REPAIR AND MAINTENANCE GUIDE 2 1 Precautions on Maintenance Inspection and Repair 2 2 Inspection Standards and Spark Plug Replacement 2 TIGHTENING TORQUES 8 CONTENTS Page LIST No E058 Oct 2009 C International Sales Division ...

Page 2: ... foreign matter disassemble and clean the engine in case of frequent occurrence Faulty piston ring Worn piston Startup is impossible No compression Expired service life of the oil seal Parts replacement Dirty or faulty plug Cleaning or replacement Weak spark Improper air gap Adjustment Worn piston ring Replacement Low compression Expired service life of the oil seal Replacement Idling stops althou...

Page 3: ...and saw chain attached make sure that there are no other people nearby Ensure proper ventilation when performing repair in a small room or other poorly ventilated space After completing repair always return the throttle lever to the idling position and set the stop switch to the engine stop position 2 Inspection Standards and Spark Plug Replacement Item CS 33EB CS 33EB P Idling revolutions min 1 r...

Page 4: ... Cleaning replacement Cracked fuel pipe Replacement Faulty tank vent hole check valve Replacement Faulty pump diaphragm of the carburetor Replacement Dirt clogging the carburetor Cleaning Faulty piston ring Cleaning replacement Worn piston ring Replacement Worn piston Replacement Worn or damaged oil seal Replacement Clogged fuel filter Cleaning Inadequate warm up especially in cold weather Warm up...

Page 5: ...s too low for idling Adjustment Revolutions too low for idling Adjustment Revolutions too high for idling Adjustment Worn or faulty clutch Inspection replacement High speed unavailable Revolutions fluctuate The engine stalls Starts up and when idling mode is set Starts rotating The saw chain starts rotating during idling When the revolutions increase OK OK OK The engine stalls When speed rapidly d...

Page 6: ... throttle with the Throttle Lever 134 pulled and then d Pull the Starter Knob 158 several times 2 Insert the Spark Plug 21 into the plug cap and then place the electrodes into contact with the metallic portion of the engine Under these conditions set the Stop Switch 91 to the startup position and pull the Starter Knob 158 3 When the procedure above is competed normally the Spark Plug 21 electrodes...

Page 7: ...carburetor ass y 1 Use the screw to adjust the Carburetor Ass y 31 Idle Adjusting Screw 36 Use the screw for adjusting the amount of air at idling Turning the screw clockwise increases the engine revolutions turning it counterclockwise decreases the engine revolutions 2 Standard setting of the carburetor Idle Adjusting Screw 36 2 900 to 3 300 min 1 rpm Confirm that the saw chain does not rotate 3 ...

Page 8: ... the Cylinder 20 Piston 58 and Piston Ring 56 removed remove all carbon accumulated on the cylinder exhaust port and piston and then use gasoline to thoroughly clean the disassembled components Apply two cycle dedicated oil to the bearings and sliding sections for reassembly 2 When reassembling the Crank Case 78 Apply liquid gasket THREE BOND 1207C 3 Make sure that the Clutch 9 is left threaded in...

Page 9: ...ex Socket Hd Bolt M4 x 8 24 3 5 to 4 0 36 to 41 Intake 26 2 Hex Socket Hd Bolt M4 x 10 27 2 7 to 4 1 28 to 42 Engine Muffler 125 2 Seal Lock Hex Socket Hd Bolt M5 x 75 121 7 0 to 8 0 71 to 81 Damper A 86 4 Damper Set Bolt 84 2 4 to 3 4 25 to 35 2 Tapping Screw W Flange D5 x 25 Black 162 1 5 to 2 0 15 to 20 Front Handle 137 2 Tapping Screw W Flange D5 x 20 Black 33 1 5 to 2 0 15 to 20 Damper B 80 C...

Page 10: ...0 21 89 90 25 26 27 28 29 31 32 33 35 34 52 53 74 75 76 77 54 55 74 24 61 60 56 57 58 59 57 63 64 65 66 65 64 68 69 70 71 72 73 78 79 9 10 11 12 13 91 92 93 33 80 76 84 86 33 87 83 82 81 74 75 94 95 96 86 84 30 36 37 38 39 48 49 40 50 51 41 42 43 44 45 46 47 88 33 18 19 97 62 67 2 98 34 99 85 2009㨯9㨯28 ...

Page 11: ...4 125 127 128 135 84 86 7 130 131 134 132 133 142 138 139 136 7 143 34 7 33 86 84 96 33 140 149 150 148 146 147 151 159 33 137 97 152 153 154 155 156 157 158 160 141 161 162 501 502 85 85 129 126 144 145 9 09 CS 33EB 2 ...

Page 12: ...668 5086 SPARK PLUG BPMR6A 1 21 668 5085 SPARK PLUG BPM6A 1 EXCEPT FOR EUROPE RUS AUS CHN SAF MEX PAN VIE 22 668 5317 COVER PACKING B 1 FOR EUROPE USA CAN SINCE 8 2009 FOR FRG 23 668 5315 SCAVENGING COVER B 1 FOR EUROPE USA CAN SINCE 8 2009 FOR FRG 24 669 6315 SEAL LOCK HEX SOCKET HD BOLT M4 X 8 6 FOR EUROPE USA CAN SINCE 8 2009 FOR FRG 25 668 5318 INTAKE PACKING 1 26 668 5319 INTAKE 1 27 949 812 ...

Page 13: ...CAN SINCE 8 2009 FOR FRG 62 668 5396 CRANK WORM ASS Y 1 INCLUD 63 66 63 668 5330 WORM 1 64 668 5329 OIL SEAL 2 65 668 5328 BALL BEARING 2 66 668 5324 CRANK SHAFT 1 67 668 5418 MAGNETO ROTOR ASS Y 1 INCLUD 68 71 68 668 5336 RETAINING RING D4 2 69 668 5332 MAGNETO ROTOR 1 70 668 5335 STARTER PAWL SPRING 2 71 668 5334 STARTER PAWL 2 72 668 5410 BOLT WASHER D8 1 73 668 5337 FLYWHEEL NUT 1 74 668 5311 ...

Page 14: ... 668 5367 REAR HANDLE GRIP 1 131 668 5350 TRIGGER LOCKOUT 1 132 668 5349 THROTTLE LEVER SPRING 1 133 668 5282 SPRING PIN 5 X 25 1 134 668 5348 THROTTLE LEVER 1 135 668 5351 INNER CAP 1 136 668 5347 REAR HANDLE 1 137 668 5375 FRONT HANDLE 1 138 668 5378 CLEANER ELEMENT 1 139 668 5381 SHUTTER PLATE 1 140 668 5376 CYLINDER COVER 1 140 668 5377 CYLINDER COVER 1 FOR EUROPE USA CAN SINCE 8 2009 FOR FRG ...

Page 15: ...CHAIN COVER 12 1 501 668 5439 CHAIN COVER 14 1 501 668 5440 CHAIN COVER 16 1 502 668 5402 COMBI BOX SPANNER 10 19MM 1 DESCRIPTION REMARKS 601 668 5294 CHAIN BAR 12 INCH 3 8 SP 1 601 668 5295 CHAIN BAR 14 INCH 3 8 SP 1 602 669 6329 SPIKE SET 1 6 Printed in Japan 9 09 090928N ALTERNATIVE PARTS PARTS STANDARD ACCESSORIES OPTIONAL ACCESSORIES NO USED CODE NO ITEM NO NO USED CODE NO ITEM NO NO USED COD...

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