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NC-HU301P, NC-HU401P
Contents
Page
1. Specifications.......................................................................................................................................................1
2. Cautions for safe repair work ...............................................................................................................................2
3. Part Names and Operation ..................................................................................................................................3
4. Reassembling and Assembling Procedure ........................................................................................................20
5. Wiring diagram ...................................................................................................................................................33
6. Parts location and parts list ................................................................................................................................36
WARNING
This indicates “the possibility of death or serious injury”.
CAUTION
This indicates “the possibility of injury or property loss”.
This symbol indicates caution to be careful.
This symbol indicates compulsory action that must be followed.
1 Cautions for safe repair work
To prevent accidents during repair work, injury or property loss to the users, safety instructions are described
below.
Degree of loss or potential for injury is classified as follows.
Safety instructions are classified with symbols as below and explanations are described as follows.
(Below symbols are examples)
After the repair, replace the original wiring layout.
Otherwise the lead wires may contact any rotating parts or adjacent components causing
failure, electric shock or fire.
Be careful to avoid electric shock.
Disconnect power plug while repairing.
Caution for
electric shock
During repair service with power on,
such as for voltage measurement, be
careful to avoid electric shock around
charged battery portion or lead wire ter-
minals.
Disconnect
power plug
Disassemble, assemble and replace
parts after disconnecting the power
source. Failure may cause electric
shock or injury.
Make sure to use specified parts.
Make sure to use specified parts if indicated with the symbol
!
in circuit diagram or parts list.
WARNING
Wear gloves while disassembling, replacing or assembling.
Make sure to wear gloves while power is on to avoid injury from sharp metal edges or
electric shock during service work.
CAUTION
