Original Manual Control Relay Board - Blodgett BCX14G Troubleshooting Manual

D11 = Conv. Heat
J4.6 +24VAC Output / J1.7
-24VDC & J5.5 +24VDC
Input Trigger
D21 = Drive@Speed
Internal Outputs allowing
J4.6 Fed by J4.4 +24VAC
J3.5 -24VDC Input Trigger
D31 = Oven On
J4.3 +24VAC & J6.3
+24VDC Output
J1.1 -24VDC Input Trigger
D41 = Cooling Fan
J5.6 +24VDC Output
J1.8 -24VDC Input Trigger
D51 = Vent
J8.10 +24VDC / J1.17 -
24VDC Input Trigger
D61 = Lights
J5.8 +24VDC Output /
J1.11 -24VDC Input Trigger
Outputs without
LEDs
:
Boiler Overtemp
J2.4
+24VDC Output / J6.6
+24VDC Input Trigger
Door Closed
J2.1 +24VDC
Output / J5.5 +24VDC
Input Trigger
2
1
1
1
1
1
2
1
D11
D21
D31
D41
D51
D61
103
Note: The red
momentary button next
to D101 manually opens
the drain
D9 = Quench Valve
J8.7 -24VDC Output
J1.16 -24VDC Input Trigger
D101 = Boiler Drain
J8.8 0V & J8.9 +24VDC
Output.
closed, J8.8 is +24VDC and
D9
J8.9 is 0V )
J1.15 -24VDC Input Trigger
D101
D81 = Fill Enable
J8.6 & J8.5 Outputs Fed by
J8.4 +24VDC & J8.3
1
+24VDC / J1.14 -24VDC
Input Trigger
D81
D71 = Boiler Heat
J6.5 Output fed by J6.4
D71
+24VAC / J1.12 -24VDC
Input Trigger
D8
D8 = Delime Pump
J8.11 -24VDC Output
J1.13 -24VDC Input Trigger
Outputs without
LEDs
:
1
Low Water
Output / J8.4 +24VDC Input
(When the drain is
J2.5 +24VDC