Panasonic WH-UD03JE5 Скачать руководство пользователя страница 12

Страница: 12 / 36

ENGLISH

TEST RUN

1. Before test run, make sure below items have been checked:-

a)  Pipework are properly done.
b)  Electric cable connecting work are properly done.
c)  Tank Unit is fi lled up with water and trapped air is released.
d)  Please turn on the power supply after fi lling the tank until full.

2. 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

3. 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.

4. After test run, please clean the Magnetic Water Filter Set

Reinstall it after fi nish cleaning.

CHECK WATER FLOW OF WATER CIRCUIT

Confi rm the maximum water fl ow during main pump operation not
less than 15 l/min.
*Water fl ow can be check through service setup (Pump Max Speed)
[Heating operation at low water temperature with lower water fl ow
may trigger “H75” during defrost process.]

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.
1. Take out the cover.
2. Use a test pen to push the centre button gently in order to reset

the Overload Protector

3. Fix the cover to the original fi xing condition.

Use test pen to push
this button for reset
Overload protector

MAINTENANCE

•

In order to ensure safety and optimal performance of the Tank Unit,
seasonal inspections on the Tank Unit, functional check of RCCB/
ELCB, fi eld 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.

Maintenance for Magnetic Water Filter Set

1. Turn OFF power supply.
2. Set the two valves for the Magnetic Water Filter Set

to “CLOSE”.

3. Drain the Space Heating / Cooling circuit water with set the Pressure

Relief Valve

lever UP, so that water pressure drop below 0.5 bar.

4. Take off the clip, then gently pull out the mesh. Beware of small

amount water drain out from it.

5. Clean the mesh with warm water to remove all the stain. Use soft

brush if necessary.

6. Remove the bolt with magnet on brass cap with screwdriver to

remove all iron powder.

7. Reinstall the magnet and mesh to the Magnetic Water Filter Set

and set back the clip on it.

8. Set the two valves for the Magnetic Water Filter Set

to “OPEN”.

9. Re-charging the water to Space Heating / Cooling circuit (refer

Section 5 for details.)

10. Turn ON power supply.

Maintenance for Temperature and Pressure Relief Valve

•

Manually operate the Temperature and Pressure Relief Valve

by turn the knob counter clockwise to ensure free water fl ow through
discharge pipe at regular intervals to ensure it is not blocked and
to remove lime deposit.

PROPER PUMP DOWN PROCEDURE

WARNING

Strictly follow the steps below for proper pump down procedure.
Explosion may occur if the steps are not followed as per sequence.
1. When the Tank Unit is not in operation (standby), enter the

Service setup menu in the Remote Controller and select Pump
down operation to turn it ON. (See APPENDIX for detail)

2. After 10~15 minutes, (after 1 or 2 minutes in case very low

ambient temperatures (< 10°C)), fully close 2 way valve on
Outdoor Unit.

3. After 3 minutes, fully close 3 way valve on Outdoor Unit.
4. Press the “OFF/ON” switch on the Remote Controller

to stop

pump down operation.

5. Remove the refrigerant piping.

TECHNICAL DATA

•

Model

WH-ADC0309J3E5UK

•