Operating Table - Polytropic PAC 31 Manuel D'instructions

Polytropic
Error messages
- E0
- E1
- LO
(One of the probes measures a temperature lower than AL)
- HI
- EE
If alarm LO or HI is displayed, it means that the heat pump is working out of
there limits. These units are designed to operate in ambient air temperatures
between 10° C and 35° C.
When compressor is stopped, it takes two minutes to restart.

Operating Table

ON/OFF
switch
Stopped
Lighting
Lighting
Lighting
Lighting
Lighting
Probe 1 error (water temperature)
Probe 2 error (defrost temperature)
Alarm low temperature
Alarm low temperature
(One of the probes measures a temperature higher than AH)
Reading memory error
Fan
Do not work
Do not work
Do not work
Do not work
Works
Works
Digital
Explanation
controller
Power supply
Off
Conduction
Off relay do not
Lighting
Lighting
Start delay
Blinking
Lighting
Lighting
Off
35
What to do
Check power
is off
Check relay
works
Temperature reached
Defrost
The heat pump is working
supply
Wait two
minutes
Wait few
minutes