Technical data
Table Of Contents
- User Instructions for the Micromat boiler
 - Product Description
 - Technical Data
 - Delivery Consignment / Unpacking the boiler
 - Boiler location
 - Installation Clearances
 - Wall Mounting
 - Gas Connection
 - Gas Conversion
 - System Flow & Return connections
 - Condensate Connection
 - Flue / Combustion Air connection
 - Flue Systems
 - Calculating Flue Resistance
 - Ventilation requirements single appliances
 - Hydraulic System Design
 - System type 1
 - System type 2
 - System type 3
 - System type 4
 - System type 5
 - System type 6
 - System type 7
 - System type 8
 - Water Treatment
 - Soldering Flux
 - Electrical Connection
 - System Type 1
 - System Type 2
 - System Type 3
 - System Type 4
 - System Type 5
 - System Type 6
 - System Type 7
 - System Type 8
 - Commissioning The Micromat EC
 - Installation Codes
 - First Firing
 - Pop Up Menu
 - Setting DHW Temperature
 - Servicing
 - Screen Display Diagnosis of Faults
 

46
18.2 installation
codes
Flow temperature control(without room controller and without weather
compensation) without DHW sensor or with DHW control via thermostat and
three way valve
Low Temperature heating 30
Medium Temperature heating 31
High Temperature heating 32
Medium Temperature heating 33
High Temperature heating 34
without mixing circuit 
(Direct heating only )
Without outside temperature sensor, room unit, room thermostat 
(Fixed point control)
Direct Heating and 
mixing c ircuit with MR03 
(the mixing circuit is 
always low temperatue 
heating)
Without outside temperature sensor, room unit, room thermostat 
(Fixed point control)
Cascaded boiler installation without DHW sensor or with DHW control via
thermostat and three way valve
Max heating temperature is set in 
the KKM
35
Max heating temperature is set in 
the cascade controller 
36
MAN Kaskade manager(KKM) with PWM s ignal. (Connected t o R2 and R3)
Other cascade controller with 0 - 3V output signal (connection to ...)
Weather compensated control with DHW sensor and pumped DHW circuit.
Low Temperature heating 37
Medium Temperature heating 38
High Temperature heating 39
Low Temperature heating 40
Medium Temperature heating 41
High Temperature heating 42
Low Temperature heating 43
Medium Temperature heating 44
High Temperature heating 45
Medium Temperature Direct heating 46
High Temperature Direct heating 47
Medium Temperature Direct heating 48
High Temperature Direct heating 49
Medium Temperature Direct heating 50
High Temperature Direct heating 51
Medium Temperature Direct heating 52
High Temperature Direct heating 53
Weather Compens ated 
Direct Heating and 
mixing c ircuit (the mix ing 
circuit is always low 
temperatue heating)
with two RE2132 Room Units
with one RE2132 Room Unit
with Room Thermostat
without room unit or thermostat or with RE2 room regulat or
Weather Compens ated 
Direct Heating without 
mixing circuit (direct 
heating only )
with RE2132 Room Unit
with Room Thermostat
without room unit or thermostat or with RE2 room regulat or










