Hitachi FDV16VB - User Manual

MODELS
FDV
16
VB
/
FDV
16T/
FDV
16
−
1
−
1. PRECAUTINS IN DISASSEMBLY AND REASSEMBLY
The
[Bold]
numbers in the descriptions below correspond to the item numbers in the parts exploded
diagram of the FDV 16VB and the numbers in
<Bold>
to those in the parts exploded diagram of the
FDV 16T and the numbers in
(Bold)
to those in the parts exploded diagram of the FDV 16.
1-1. Disassembly
1-1-1. Removal of the Drill Chuck
(1) For keyless chuck (FDV 16VB only)
The Drill chuck
[3]
(keyless chuck) is fixed to the Spindle
[4]
with a UNF 1/2"-20 right-hand thread and
the Flat Hd. Screw (A) (Left hand) M6 x 25
[1]
. First, open the jaws of the keyless chuck fully. Insert a
14 mm wrench into the wrench mounting portion of the Spindle
[4]
and turn the Flat Hd. Screw (A)
clockwise to remove it. Then, fit the hexagonal bar wrench for M10 into the keyless chuck and turn it
counterclockwise to loosen and remove the keyless chuck.
(2) For conventional chuck (with chuck wrench) (FDV 16VB, FDV 16T, FDV 16)
The Drill Chuck
[3] <2> (2)
is fixed to the Spindle
[4] <3> (3)
with a UNF 3/8"-24 right-hand thread and Flat
HD. Screw (A) (Left hand)
[1]
(For FDV 16VB only). As shown in the figure below, fit a J-78 ring ass’y
(special repair tools, Code No.970817 and 970818 are recommended.) onto the Drill Chuck body, and
secure it in a vise. At this time, ensure that the pin of the ring ass’y is properly inserted into the chuck
wrench mounting hole of the chuck. Open the jaws of the Drill Chuck
[3]
fully and turn the Flat Hd.
Screw (A)
[1]
clockwise with a flat-blade screwdriver to remove it (For FDV 16VB only). Then, fit a
14 mm wrench to the flat surfaces on the Spindle, and rotate it counterclockwise to loosen and remove
the Drill Chuck.
Hexagonal bar wrench for M10
Drill Chuck
[3]
Vise
14 mm wrench
Main body
Wrench mounting portion of Spindle
[4]
Wrench mounting
portion of Spindle
[4] <3> (3)
14 mm wrench
Drill Chuck
[3] <2> (2)
J-78 ring ass’y
Vise
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Summary

PRECAUTINS IN DISASSEMBLY AND REASSEMBLY

Disassembly

Detailed steps for disassembling various components of the tool, including chuck, housing, armature, and stator.

Reassembly

Guidelines and specific points to follow for reassembling the tool after disassembly, ensuring correct procedures.

Lubrication

Tightening Torque

Wiring Diagrams and Lead Wire Arrangements

Model FDV 16 VB Wiring and Schematic Diagrams

Wiring and schematic diagrams for FDV 16VB models, illustrating connections for noise suppressors and choke coils.

Model FDV 16 T Wiring and Schematic Diagrams

Wiring and schematic diagrams for FDV 16T models, detailing connections for noise suppressors.

Model FDV 16 Wiring and Schematic Diagrams

Wiring and schematic diagrams for FDV 16 models, showing connections for noise suppressors.

Insulation Tests

No-Load Current Values

STANDARD REPAIR TIME (UNIT) SCHEDULES

Hitachi FDV16VB Specifications

General

Brand	Hitachi
Model	FDV16VB
Category	Drill
Language	English