RC GROUP TRIPACK Series Installation, Use And Maintenance Manual page 46

Chapter 8 - TROUBLESHOOTING
Alarm Description
Insufficient water flow
AL35 (chiller – hot –
domestic water).
High water
AL36
temperature
AL37
Low water temperature
AL39 Maintenance alarm
Faulty temperature
AL40
probes
Faulty high pressure
AL41
probes
Faulty low
AL42
probes
Faulty expansion
AL44
board
Wrong LAN network
AL46
parameter
Unit not connected to
AL47
the LAN network
AL48 Faulty clock card
A = AUTOMATIC RESTART (WHEN THE ALARM IS OVER)
M = MANUAL RESTART
46
Function
Hydraulic
circuit
Micro-
processor
sets
Micro-
processor
sets
Compressors
Pumps
Micro-
processor
Micro-
processor
pressure Micro-
processor
Micro-
processor
Micro-
processor
Micro-
processor
Micro-
processor
Cause
Valve too close
Clogged filter
Pump failure
Plant start-up
transient
Set-point change
transient
Compressors
shutdown
Plant start-up
transient
Set-point change
transient
Low water flow
Maintenance
Faulty component
Faulty component
Faulty component
Faulty component
Wrong sets
Faulty working
Faulty component
RC GROUP S.p.A I_TRP_0909_GB
Remedy
Calibrate valve
Check
Contact an After-Sales
Service authorized by the
manufacturer
None
Check
None
Check
Check component
Contact an After-Sales
Service authorized by the
manufacturer
Contact an After-Sales
Service authorized by the
manufacturer
Contact an After-Sales
Service authorized by the
manufacturer
Contact an After-Sales
Service authorized by the
manufacturer
Check
Check
Contact an After-Sales
Service authorized by the
manufacturer
Restart
M
A
A
M
A
A
A
A
A
A
M