RC GROUP TRIPACK Series - Page 46

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