Install Instructions

1818
CHAPTER 4
CHAPTER 4 - BOILER PIPING
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Low Voltage Terminals
External Limit
Terminals
Mix Sensor
Terminals
Manual Auto
CH2
Thermostat
CH1
Thermostat
System
Sensor
Outdoor
Sensor
ModbusDHW Sensor
or
aquastat
Modulation
Signal
6 5 4 3 2 1 4 3 2 1 2 1 23 1
- +
- +G
Outdoor Sensor
DHW Sensor
FLAME
PUMP 4 PUMP 3
DHW PUMP CH PUMP
POWER SUPPLY
L G N L G N L G N L G N L G N L G N
X5 X6 X4 X7
Fig. 8 - System Piping - Zoning with Zone Circulators
PRESTIGE EXCELLENCE PRESET PUMP CONFIGURATION 1
Heat Call Pump 4 Pump 3 DHW Pump CH Pump
CH1 OFF ON OFF ON
CH2 ON OFF OFF ON
DHW OFF OFF OFF ON
Consult the CTRLMax Control Supplement for information on setting the required Pre-
set Pump Configuration.
NOTICE