Knight 100 Series, Service Manual

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DIR #2000544469 00
USB
PC
CONNECTION
LEFT SELECT KEY RIGHT SELECT KEY
RESET KEY
SERVICE
MODE
BUTTON
6
Service Manual
The Knight Fire Tube Boiler display
Status Screen Functions
Boiler Status Indicators
STANDBY Th e unit has not received a thermostat or
DHW call for heat.
START Th e unit is checking all safety circuits
before a burn cycle.
PREPURGE Th e unit has initiated a prepurge period
on a call for heat.
IGNITION Th e unit has begun a spark period to
ignite the main burner.
% Th e unit has fi red and is running at the
displayed percentage.
POSTPURGE A call for heat has ended and the fan is
running to clear the combustion
SHUTDOWN Th e unit has been placed in the OFF
position.
SETPOINT MET Th e boiler has exceeded the target set
point temperature and off set.
BLOCKED Th e unit has detected a condition that
has interrupted the call for heat.
Call for Heat Indicators
Room Th ermostat 1-3 has a call
for heat.
DHW tank thermostat or sensor
has a call for heat.
Indicates which room thermostat
demand has priority.
Th e unit is being controlled by a
0 - 10V BMS signal.
Th e member unit is supplying
heat while in Cascade Mode.
Operational Information
Details Screen 1 I/O Screen History
Screen
Cascade
Status
Details Screen 2 BMS Screen Last 10
Faults
Night
Setback
1
Service
NAVIGATION Dial Scroll - Operational Information
NAVIGATION Dial Press - Access User Menu
Left SELECT Key (Hold) - Access Installer Menu
Right SELECT Key - Shutdown Boiler