86 • MN-35949 • Rev 04 • 06/16 • Combitherm® CT PROformance™ Series • Technical Service Manual
Troubleshooting
PROformance, Gas, Boiler-Free: No Steam Production — Steam at 212°F (100°C)
Is the convection
fan motor spinning?
Is the Steam Bypass
Temperature Probe B5 below
the set point?
Is the Filtered Steam
Injection Solenoid Y1
being energized?
Determine which line is
missing at the Y1 solenoid.
No
Yes
Is the Y1 solenoid valve
opening?
Is water flowing though the
flow control valve?
Replace the faulty solenoid.
Yes
No
Yes
No
Yes
The appliance will not call for steam
production until the B5 probe is below the set
point. If the B5 probe is reading incorrectly,
test the probe and replace if necessary.
No
Inspect, clean, replace the
flow control as necessary.
No
Yes
Is water being injected into
the fan wheel inside the
appliance?
No
Is the burner igniting?
No
Yes
The appliance should begin
producing steam in 5
minutes.
Yes
Troubleshoot "No Ignition
On A Call For Heat".
A1 is L1 supplied from the
Control Board (CB) terminal
X04 pin 3.
A2 is L2 supplied from
Y3/A2 which is supplied
from terminal block 27-17.
See "Convection Motor is
Not Spinning".
Remove the obstruction
between the flow control
valve and the injection tube.
Содержание COMBITHERM CT PROFORMANCE 10-10E
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