Panasonic WH-UD05JE5 Service Manual page 78

12.2.7.5 Replace The Remote Controller
Cover

Replace the existing Remote controller cover with
Remote controller cover to close the hole left after
remove the Remote controller.
1 Release the Remote controller cover's hooks
from behind the Front Plate.
Front Plate
Existing Remote
controller cover
2 Press from front to fix the Remote controller
cover on the front plate.
Front Plate
Remote
controller
cover
12.2.8 Test Run

Before test run, make sure below items have been
checked:-
Pipework are properly done.
o
Electric cable connecting work are properly
o
done.
Tank Unit is filled up with water and trapped
o
air is released.
Please turn on the power supply after filling
o
the tank until full.

Switch ON the power supply of the Tank Unit. Set
the Tank Unit RCCB /ELCB to "ON" condition.
Then, please refer to the Operation Instruction for
operation of Remote Controller.
Hook (6 places)
Hook (6 places)
78

For normal operation, Water Pressure Gauge
reading should be in between 0.05 MPa and 0.3
MPa. If necessary, adjust the Water Pump
SPEED accordingly to obtain normal water
pressure operating range. If adjust Water Pump
SPEED cannot solve the problem, contact your
local authorized dealer.

After test run, please clean the Magnetic Water
Filter Set. Reinstall it after finish cleaning.
12.2.8.1 Check Water Flow of Water
Circuit
Confirm the maximum water flow during main pump
operation not less than 15 l/min.
*Water flow can be check through service setup
(Pump Max Speed) [Heating operation at low water
temperature with lower water flow may trigger "H75"
during defrost process.]
12.2.8.2 Reset Overload Protector
Overload Protector a serves the safety purpose to
prevent the water over heating. When the Overload
Protector a trip at high water temperature, take below
steps to reset it.

Take out the cover.

Use a test pen to push the centre button gently in
order to reset the Overload Protector.

Fix the cover to the original fixing condition.
12.2.9 Maintenance

In order to ensure safety and optimal performance
of the Tank Unit, seasonal inspections on the
Tank Unit, functional check of RCCB/ELCB, field
wiring and piping have to be carried out at regular
intervals. This maintenance should be carried out
by authorized dealer. Contact dealer for
scheduled inspection.
Use test pen to push
this button for reset
Overload protector.