Regular Annual Maintenance; Malfunctions And Resolutions - Orca ZEUS ZSW 230 Installation, Maintenance And User Manual

User manual
WARNING!
In case of malfunction contact authorized customer service. Faulty parts can be only replaced with
original parts. NEVER FIX THE DEVICE YOURSELF! In case of unauthorized access to the unit or
replacement of faulty parts with non-original parts, the manufacturer will not be liable.
WARNING!
USER IS OBLIGED TO FOLLOW ABOVE INSTRUCTIONS FOR MAINTENANCE. IN CASE OF DEVICE
MALFUNCTION OR INJURIES DUE TO IMPROPER OR INSUFFICIENT MAINTENANCE BY THE USER,
THE MANUFACTURER WILL NOT BE LIABLE FOR THE CAUSED DAMAGE OR CONSEQUENCES.

20.2 Regular annual maintenance

To ensure optimal operation and long service life of the device, regular yearly maintenance must be
performed. When purchasing the unit, user agrees to allow regular maintenance from the authorized
customer service. Some of the main items which include regular annual service are:
- Mg anode inspection
- Pipe and wire device connections
- Expansion vessel pressure inpection
- Condensate draining pipes cleaning
- Cold water inlet filter cleaning
- Refrigerant pressure in the system
- Functional test and device inspection
- Electrical heater inspection
- Operation control of electronic elements (compressor, ventilator, circulating pump, overflow valve,
diverter valve...)
- Additional training of the user to ensure smooth operation of the device.

20.3 Malfunctions and resolutions

Malfunctions
1. Power supply failure
Units doesn`t work 2. Power supply connection failure
3. Power supply fuse failure
High pressure
1. Too much refrigerant
side of the
2. Poor heat on evaporator
compressor
higher than normal
Low pressure side
1. Not enough refrigerant.
of the
2. The filter or the capillary is blocked
compressor lower
than the normal
value
No hot water 1. Tap water has been closed
comes out of 2. Water pressure is too low
the outlet. 3. Inlet valve has been closed
Causes
32
Resolutions
1. Cut down the power supply switch
and check power supply.
2. Check out the reason and recover it.
3. Renew the fuse after check.
1. Contact your local service.
Discharge over-charged refrigerant.
2. Clean the evaporator.
1. Contact your local service. Check if
the system is leaking and fill the system
with refrigerant.
2. Contact your local service. Change the
capillary or filter
1. It'll return to normal after tap water
is supplied.
2. Run the unit when the water pressure
is higher.
3. Open the inlet water valve.
ZEUS