Fault Code Table - Potterton Paramount two Installation, Operation & Maintenance Manual

10.11 Fault code table

Fault
Fault description
code
Outside temperature sensor short or
10
interruption
Boiler flow sensor short or interrup-
20
tion
Flow sensor (CITF, CIM) short or
32
interruption
Boiler return sensor - short or inter-
40
ruption
50 WWF-sensor 1 short or interruption
52 WWF-sensor 2 short or interruption
61 Fault room device
62 Wrong room device connected
Short circuit on LPB-bus or no bus
81
feed
82 Address collision on LPB-bus
Data loss in EEPROM internal fault
91
LMU
92 Hardware error in the electronics
95 Invalid time
100 Two time masters system fault
105 Servicing message
Overheat (STB) has triggered
110
(over temperature)
Temperature monitor tripped
111
(excess temperature)
119 Water pressure switch tripped
Safety shut-off (e.g. by gas pressure
132
monitor)
Automatic firing device disabled (no
133 flame message after expiration of
the safety time)
134 Flame failure during operation
135 Incorrect air supply
PARAMOUNT two 30 - 115 kW
Explanations/causes
Connection or outside sensor, emergency operation
Check connection, inform heating specialist
Check connection, inform heating specialist
Check connection, inform heating specialist
Check connection, inform heating specialist, emergency
1
operation
Check connection, inform heating specialist
Check room device, emergency operation
Connect compatible room control module
Communication fault, check bus line or plug, LPB-bus feed
not activated
Check addresses of connected control modules
Internal fault LMU, process sensor, replace LMU, heating spe-
cialist
Internal fault LMU, process sensor, replace LMU, heating spe-
cialist
Correct time
Check time master
See maintenance code (press information button once) for
detailled information
No heat removal, STB/interruption, possibly short in gas
2),
valve internal fuse defective, let device cool down and
reset; if this fault occurs several times, inform heating
3)
specialist
No heat removal, pump defect,radiator valves closed
Check or refill water pressure
Lack of gas, contact GW opened
Reset, if the fault re-occurs several times, contact heating
specialist, lack of gas, polarity of mains connection, safety
period, check ignition electrode and ionisation current
3)
Reset
Speed threshold of fan exceeded or undercut, fan
1)
defective
Servicing
1)
1)
1)
1)
1)
1)
1)
1) 3)
73