5 Finish by sealing the sleeve with putty or
caulking compound at the final stage.
Piping Installation
Typical Piping Installation
Access to Internal Components
WARNING
This section is for authorized and licensed electrician/water
system installer only. Work behind the front plate secured by
screws must only be carried out under supervision of qualified
contractor, installation engineer or service person.
Open and Close Top Front Plate
1 Remove the 2 mounting screws of Bottom
Front Plate.
2 Slide it upwards to unhook the Bottom Front
Plate hook.
3 Reverse above steps 1~2 for close it.
Refrigerant
Piping
Installation
This Tank Unit is designed for combination with
Panasonic Air-to-Water Heat Pump Outdoor Unit. If
Outdoor Unit from other manufacturer are being used
in combination with Panasonic Tank Unit, optimum
operation and reliability of the system is not
guaranteed. Thus warranty cannot be given in such
case.
1 Connect Tank Unit to Air-to-Water Heatpump
Outdoor Unit with correct piping size.
Model
Piping size (Torque)
Tank Unit
Outdoor Unit
Gas
Liquid
ADC0916H9E8
WH-UX09HE8 /
WH-UX12HE8 /
WH-UX16HE8 /
WH-UD09HE8 /
WH-UD12HE8 /
WH-UD16HE8
ø15.88mm
(5/8")
[65 N•m]
Ø9.52mm
(3/8")
[42 N•m]
CAUTION
Do not overtighten, overtightening may cause gas leakage.
2 Please make flare after inserting flare nut
(located at joint portion of tube assembly) onto
the copper pipe. (In case of using long piping)
3 Do not use pipe wrench to open refrigerant
piping. Flare nut may be broken and cause
leakage. Use proper spanner or ring wrench.
4 Connect the piping:
o
Align the centre of piping and sufficiently
tighten the flare nut with fingers.
o
Further tighten the flare nut with torque
wrench in specified torque as stated in
the table.
Cutting and Flaring the
Piping
1 Please cut using pipe cutter and then remove
the burrs.
2 Remove the burrs by using reamer. If burrs is
not removed, gas leakage may be caused.
Turn the piping end down to avoid the metal
powder entering the pipe.
15 mm
Putty or caulking compound
ø70 mm through hole
Indoor
Outdoor
Sleeve for tube
assembly
Approx. 5 - 7 mm
Bushing for tube assemblys
Wall
Main
Water
Supply
Faucet
Fan Coil Unit
2-Way Valve
Tab /
Shower
Air-to-Water Heatpump
Outdoor Unit
Pressure
Relief
Valve
Drainage
Expansion
Vessel
Radiator /
Floor Heater
Tank Water
Discharge
Tundish
Pressure
Reducing
Valve
Shut
Off
Valve
Check
Valve
Drain
Water
CAUTION
Open or close the Front Plate carefully.
The heavy Bottom Front Plate may
the fingers.
injures
Hook
2X (screw)
Spanner
Torque
wrench
