Panasonic WH-MDC05F3E5, Service Manual

Page: 35 / 142

35
How to guide cable / cord to bushing
Bind all power
supply cords
to the U-
Shaped tube
(Cover with
foam) with
band strap
( fi eld supply)
Bind all power
supply cords
to the tube
with band
strap ( fi eld
supply).
MAKE SURE
THESE
CORDS
DO NOT
TOUCH ANY
PORTION OF
PUMP BODY
Mounting Screws
Reinstall the cable cover with
the mounting screw properly
Bind all power supply
cords to the cabinet
plate with band strap
( fi eld supply)
7
Connecting with external device (optional)
1 All connections shall follow to the local national wiring standard.
2 It is strongly recommended to use manufacturer-recommended parts and accessories for installation.
3 Maximum output power of booster heater shall be
≤ 3 kW. Booster Heater cord must be (3 × min 1.5 mm
2
), of
type designation 60245 IEC 57 or heavier.
4 Two-way Valve shall be spring and electronic type, refer to “Field Supply Accessories” table for details. Valve
cable shall be (3 × min 0.5 mm
2
), of type designation 60245 IEC 57 or heavier, or similarly double insulation
sheathed cable.
* note: - Shall be CE marking compliance component.
- Maximum load for the valve is 9.8VA.
* Cooling model only
5 Three-way Valve shall be spring and electronic type, refer to “Field Supply Accessories” table for details.
Valve cable shall be (3 × min 0.5 mm
2
), of type designation 60245 IEC 57 or heavier, or similarly double
insulation sheathed cable.
* note: - Shall be CE marking compliance component.
- It shall be directed to heating mode when it is OFF.
- Maximum load for the valve is 9.8VA.
6 Room Thermostat cable shall be connected to “Room Thermostat”, refer to “Field Supply Accessories” table
for details. Room Thermostat cable must be (4 or 3 × min 0.5 mm
2
), double insulation layer of PVC-sheathed
or polychloroprene sheathed cable.
7 Tank OLP cable must be (2 × min 0.5 mm
2
), double insulation layer of PVC-sheathed or polychloroprene
sheathed cable.
* note: if such connection deemed NO necessary for tank OLP, please connect jumper between terminal
no. 13 and 14.
8 Tank Sensor shall be resistance type, please refer to Graph 4.1 for the characteristic and details of sensor.
Its cable shall be (2 × min 0.3 mm
2
), double insulation layer (with insulation strength of min 30V) of PVC-
sheathed or polychloroprene sheathed cable.
9 External Controller shall be connected to 1-pole switch with min 3.0 mm contact gap. (connection refer to
Diagram 4.2). Its cable must be (2 × min 0.5 mm
2
), double insulation layer of PVC-sheathed or
polychloroprene sheathed cable.
* note: - When making such connection, kindly remove the jumper between terminal no. 17 and 18.
- Switch used shall be CE compliance component.
- Maximum operating current shall be less than 3A
rms
.
10 Must install Solar Connection PCB (optional) to Mono bloc unit when Solar Pump Station is utilized. Refer
Solar Connection PCB installation instruction for detail of installation.
11 Solar Three-way Valve cable shall be (3 × min 0.5 mm
2
), double insulation layer PVC-sheathed or
polychloroprene sheathed cable.
12 Solar Pump Station cable shall be (2 × min 0.5 mm
2
), of double insulation PVC-sheathed or polychloroprene
sheathed cable. Strongly recommended install with maximum length of 10 meter only.