Phase number
Display
Operating state
Description of function
TSA1
Safety time constant
Flame monitoring with ignition
TSA2
Safety time variable
Flame monitoring without ignition
TI
Interval time
Flame stabilisation
MOD
Modulating mode
Operating burner
THL2
Subsequent ventilation with last operating fan
speed
Fan continues to run
THL2A
Subsequent ventilation with pre-purging fan
speed
Fan continues to run
TNB
Burner shut-off delay
Permitted burner run-on time
TNN
Overrun time
Permitted fan run-on time
STV
Start prevention
No internal or external release exists (e.g. no water pressure,
lack of gas)
SAF
Safety switch-off
STOE
Fault position
The current fault mode is displayed.
For more information, see
10.3 Standard inspection and maintenance operations
10.3.1 Clean siphon
The condensate siphon should be cleaned every year.
1. Loosen the upper screwed fitting on the siphon.
2. Pull the siphon down and off.
3. Remove the siphon completely from the Paramount together with the
hose.
4. Dismantle the siphon and flush it through with clean water.
5. Installation of the siphon is done in reverse order.
Important
At the same time, the exhaust gas collecting tray should be
checked for soiling and should be cleaned (rinsed) if necessary.
10 Maintenance
142
Paramount five 30 – 115
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