Drain Mode; Power Failures - Breezair IWC 10 Installation & Operation Manual

SERVICE MODE - SINGLE COOLER INSTALLATION
When a fault has been recognised by the Wall Control the word
(Fig 30). When SERVICE
However, before doing so, turn the Wall Control OFF. You will notice a number flashing at the
bottom of the screen (Fig 31). This number indicates the cause of the fault. See "Service Guide
CMPD" for fault codes.
Please write this number down, then push the
time SERVICE is again shown on the display, turn the Wall Control OFF and check if the flashing
number is the same. If so check the following possible problems. However, we do suggest that any
checks be carried out by an authorised dealer or service agent.
If '02' is displayed
Check that the water supply tap to the cooler is turned on.
Check that your local water supply is on.
If '04' is displayed
If your cooler is fitted with a drain valve, check that the drain is not blocked.
If '09' is displayed
Check to ensure that the temperature and humidity sensor is plugged in.
Check the interconnecting cable for faults.
If the problem continues contact your Dealer or Service Agent. You will need to quote the flashing
number that you wrote down.
SERVICE MODE - MULTIPLE COOLER INSTALLATION
This section ONLY applies to any new installations commissioned since January 2006, in
which IWC05's (part no. 111087) and Smart-Hubs (part no. 111070) are installed. Installations
prior to that date do NOT have any fault indicating features when multiple Breezair coolers
are connected to original hubs.
Identification labels "IWC05" and "Smart-Hub" are attached to the new devices.
When a fault occurs in any cooler, the word
32). The system will continue normal operation.
In cases where Smart-Hub kits are installed (and only in such cases) the fault location can be
viewed by either pressing the
location display shows the Hub number (0 - 9) and the cooler number (1 - 5) on that hub.
If more than one fault exists, pressing the
Note ! Fault codes that identify the nature of the fault will not be shown; however the nature of the
fault can be found at the faulty cooler(s) on their CPMD Electronic Module(s).

DRAIN MODE

Pressing the and
in the tank. The Wall Control will display
clean and dry until it is next used. The drain valve will remain open until the cooler is re-started.

POWER FAILURES

Any power failure of any duration will shut down the air cooling system and will require manual re-
start. Power failure means a complete loss of mains power to the air cooling system. It may be
caused by external factors over which you have no control, or it may be caused during the
commissioning procedure by the deliberate action of the technician.
Whatever caused the power failure, and whatever mode the cooling system is set to (MANUAL or
AUTO), the system will require manual restarting.
second) may restart automatically when power is restored.
resume automatically after power has been restored if the external commands are present. The
lithium battery will maintain the clock during prolonged power OFF periods.
REFER TO COOLER MANUAL FOR TROUBLE SHOOTING GUIDE.
is displayed it may be necessary for you to phone your Service Agent.
button to turn the cooler back on. If after a short
SERVICE
button or switching the wall control OFF (Fig. 33). The fault
PROG
or
buttons at the same time will open the drain valve and empty the water
on the screen. Draining the water will leave the tank
Momentary power failures (less than 1
Programming Wall Control
SERVICE appears on the screen
appears on the Wall Control display (Fig.
buttons shows other fault locations.
EXTERNAL control mode will
1
9
30
SERVICE
Man
31
SERVICE
32
Auto
SERVICE
F
33
SERVICE