Hitachi 4966376333011 Service Manual Download | Manualshive

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M O D E L

Rev.1

UV3628DA

A

A

501

502

1

2

3

5

6

7

8

8

10

11

12

13

14

15

4

9

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6
7
8
9
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Summary of Contents for 4966376333011

Page 1: ... 3628DA TROUBLESHOOTING GUIDE 1 REPAIR GUIDE 2 1 Precautions on disassembly and reassembly 2 Disassembly 2 Reassembly 4 Tightening torque 6 Checking after reassembly 6 No load current 6 CONTENTS Page CONFIDENTIAL Jun 2020 Overseas Sales Management Dept U ...

Page 2: ...net in the rotor ass y Check whether the sensor magnet in the rotor ass y is deviated from the end face of the rotor core or not Replace the rotor ass y with new one Connector cables of the switch and battery terminal are improperly inserted Turn on the switch and check whether the indicator lamp on the switch panel lights or not Check whether the connector cables are properly inserted or not Prop...

Page 3: ...ded assembly diagram of the Model UV 3628DA Some abbreviated part names are used in this manual See the parts list for the full names 1 Disassembly of the flexible ass y 1 Wrap the hose gland with a cloth and tap the corner with a hammer to loosen it Remove the flexible ass y from the Front Cover 2 2 Fix the end of the flexible shaft shaft sleeve with pliers Turn the shaft of the Rotor Ass y 5 wit...

Page 4: ...ck Cover 11 from housing A 3 Removal of the rotor ass y The Rotor Ass y 5 has strong magnetic force Securely hold the Front Cover 2 with one hand and pull out the stator of the Stator FET PCB Ass y 6 in B direction as shown below 4 Removal of the rotor ass y from the front cover Support the Front Cover 2 avoiding contact with the fan of the Rotor Ass y 5 Push the inner ring of the ball bearing in ...

Page 5: ...one red internal wire and one black internal wire to the right of the noise suppressor Do not put the signal wire on the above areas to avoid being caught by housing B Align the corner of the stator insulator with the corner of the housing A Enlarged view from A Internal wire Stepped portion of housing A Noise suppressor Push the noise suppressor in until it reaches the stepped portion of housing ...

Page 6: ...eping the Front Cover 2 in contact with the flexible hose If there is any clearance between them the tip of the flexible shaft is not fitted in the mating portion properly Wrap the hose gland with a cloth and tap the corner with a hammer to tighten it Contact Shaft sleeve Fit the protrusions of the Stator FET PCB Ass y 6 in the mating portions of the housing Width across flats portion of the shaft...

Page 7: ...panel is pressed Mode Normal Power Display on the switch panel Vibration frequency 12 000 min 1 15 200 min 1 3 Check that the battery terminal moves smoothly between housings A and B without rattling 4 Check that the hose gland is not loose after turning on and off the switch several times The no load current value should be 3 5 1 A 39 6 VDC equivalent to the voltage of a fully charged battery aft...

Page 8: ...M O D E L Rev 1 UV3628DA A A 501 502 1 2 3 5 6 7 8 8 10 11 12 13 14 15 4 9 ...

Page 9: ... FET PCB ASS Y 1 7 NAME PLATE 1 8 313687 TAPPING SCREW W FLANGE D3 X 16 BLACK 12 9 376120 HOUSING A B SET 1 10 376123 SWITCH COVER 1 11 376124 ON LOCK COVER 1 12 372120 BATTERY BSL 36B18 EUROPE AUS NZL 1 INCLUD 502 13 376122 BATTERY COVER 1 14 373913 MV LABEL A 1 15 373914 MV LABEL B 1 501 CHARGER MODEL UC 18YSL3 1 502 329897 BATTERY COVER 1 DESCRIPTION REMARKS STANDARD ACCESSORIES ...

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