Panasonic DH-4UDP1 Operating And Installation Instructions page 13

• Mount the Unit on the wall
with 4 screws.
• Drive each Screw into the
two upper Wall Plugs through
the screw holes on the Back
Plate.
• After tighten up the two
upper Screws, tighten up the
remaining two Screws.
4. Electric wiring.
WARNING
WARNING
Lead the Flexible Cord connected to ELB terminal
inside the Unit: 2.5 mm², 3 core Flexible Cord.
Earth
ON/OFF DP
(double pole) Switch
Miniature Circuit
Breaker (MCB)
Connect wires in correct polarity (L,N).
• Connect the wires in wrong polarity (L,N) causes an abnormal condition which may lead
to electric leaking, burning, etc.
• Before wiring, please check polarity (L,N) with voltage range of a tester or voltmeter by
connecting one terminal of the meter to earth while the other to one of the Power Supply
terminals.
• When the needle of the meter defl ects greatly, the polarity of the Power Supply terminal is 'L'.
Earth Rod.
WARNING
• The Unit must be earthed.
• Earth Rod fi xing procedure. Select suitable place to bury the optional Earth Rod (DQ-6H) for at least 70 cm below ground
surface.
• Ensure that the ground resistance is less than 100 . If it is not, drive the Rod deeper into ground surface or use 2 or 3
Rods.
Burying tool
Earth Rod
Ground
Surface
Back
Plate
Wall
Screw
Wall Plug
Proper size of Flexible Cord and electric wiring must be installed to
avoid smoke emission and fi re hazards.
The Home Shower must be permanently connected to the electric
supply through the ON/OFF DP (double pole) Switch having a contact
separation of at least 3 mm in all poles incorporated in the fi xed wiring.
This switch must be clearly identifi able but out of reach of a person
using a fi xed bath or shower.
Flexible Cord
L = 205 mm
(approximately)
The Unit must be earthed.
Improper grounding could cause an electric shock.
(Bevel Style)
70 cm at least
70 cm at least
Please ensure the Unit fi xed
tightly on wall by shaking it left
and right.
Note:
The Back Plate must be
mounted with 4 Screws.
Unscrew the Cord Holder and fi x the Flexible Cord.
Strip the lead wire (coating). Fasten the live wire (L)
and neutral wire (N) to the ELB (L,N) and earth wire
to the Ground Point with 1 N•m (10 kgf.cm) torque.
Fix back the Cord Holder to its position to clamp the
Flexible Cord.
L
N
13 mm
(Parallel Style)
Connection
70 cm at least
Back
Plate
Wall
Wall Plug
Ground
Point
Cord
Holder
L N
60 mm
Flexible
80 mm
Cord
Main Power Board
Earth Power-Supply
Terminals
Connection
About 2 m About 2 m
EN13