5�0 Testing - Calorex V-PAC VPT 12 ALX Owners & Installation Manual

OWNER/INSTALLATION MANUAL
5�0 TESTING
Inspect heat pump before use
• Check that the fan, air inlets and outlets are not
obstructed.
• It is prohibited to install refrigeration pipe or
components in corrosive environment.
a� Machine diagnostics�
To aid machine diagnosis the heat pump can report on
some conditions. These are shown in the table below.
To access these readings press and hold the
for 5 seconds, and use the p and q to scroll through.
The first number that is flashing is the parameter code.
Press to return to main menu.
QUERY CODE
1
2
3
4
5
6
7
8 to 14
22
• Check that the electric wiring conforms to the
• Double check that the main power switch is off.
• Check the temperature setting.
b� Factory reset
Press and hold the
seconds. this enters the customer parameter menu.
Press and hold the
Silent
seconds again and the reset is done. The buzzer will
sound twice and all parameter values will change back
to their default values.
MEANING
Water inlet temperature
Water outlet temperature
Ambient temperature
Compressor exhaust gas temperature
Compressor suction gas temperature
Evaporator coil temperature
Condenser coil temperature
electric wiring diagram and that the machine is
earthed.
Silent
Silent
-20~99°C
-20~99°C
-20~99°C
0~125°C
-20~99°C
-20~99°C
-20~99°C
Ignored
and together for 5
and together for 5
RANGE
1005759 ISSUE 2