Bosch SSB1000 SA, Manual, Page: 80 / 84

6720892984 (2019/02) US SSB
80 | Service reminder
HR #
Access
Description Range
R W
33019 X Overdue counter 14 0…65534 hours.
Service Settings
33042 X Service Interval. 0…255 x 100 hours
NOTE: A Overdue counter value of 0xFFFF means that the counter is not available/empty.
M .4 Burner/Module info
Each module/burner present in the boiler has its own set of status information holding registers. Each set has the holding register offset of ((‘Unit/burner
Number’ - 1) x 100) + 40000. So Burner 1 starts at holding register 40000, Burner 2 starts at 40100, etc.
M .4 .1 Burner/Module 1 Status and Control Registers
HR #
Access
Description Range
R W
Module/Burner 1 status info
40000 X Current state of the unit/burner. State(*)
40001 X Error of the unit/burner. See manual
40002 X Module supply setpoint (calculated) 0-100°C (32-212°F)
40003 X Power level. 0.0 - 100.0%
40006 X General pump status. 0=Off, 1=On
40009 X CH Flow rate. 0-255 l/min
40011 X Actual fan speed. RPM
40030 X Supply sensor temperature.
-50...150°C
(-58...302°F)
40032 X Return sensor temperature.
-50...150°C
(-58...302°F)
40035 X Flue sensor temperature.
-50...150°C
(-58...302°F)
40052 X Total burn hours. 0-65536Hours
The State(*) can be divided in the following steps:
Standby: 0 : Initialization 1 : Reset 2 : Standby
Active: 3/4 : Pre Purge 5/6 : (Pre) Ignition 7 : Flame Proving 8/9 : Burn 10/11 : Post Purge
Error: 12 : Error 13 : Alarm 14 : Warning 15 : Burner Boot