~ Boiler Float Level Troubleshooting ~
#
Components Testing
Test Points
Voltage AC
Black lead
Red Lead
+ DC
1
( IFB ) Relay Board
J8 Connector (J8-2) BK-4
J8 Connector (J8-1) RD-4
24 VDC
2
( IFB ) Relay Board
J8 Connector (J8-2) BK-4
J8 Connector (J8-3) V-3
24 VDC
(Hi_Lvl Float Closed)
3
( IFB ) Relay Board
J8 Connector (J8-2) BK-4
J8 Connector (J8-3) V-3
0 VDC
(Hi_Lvl Float Open)
4
( IFB ) Relay Board
J8 Connector (J8-2) BK-4
J8 Connector (J8-4) BL-6
24 VDC
(Lo_Lvl Float Closed)
5
( IFB ) Relay Board
J8 Connector (J8-2) BK-4
J8 Connector (J8-4) BL-6
0 VDC
(Lo_Lvl Float Open)
6
( IFB ) Relay Board
J8 Connector (J8-5) V-5
J8 Connector (J8-1) RD-4
24 VDC
(Hi_Lvl Float Closed)
(To Fill Solenoid)
7
( IFB ) Relay Board
J8 Connector (J8-6) Bl-10
J8 Connector (J8-1) RD-4
24 VDC
(Lo_Lvl Float Closed)
(To Fill Solenoid)
~ Drain Valve Troubleshooting ~
#
Components Testing
Test Points
Voltage AC
Black lead
Red Lead
+ DC
1
( IFB ) Relay Board
J8 Connector (J8-2) BK-4
J8 Connector (J8-1) RD-4
24 VDC
2
( IFB ) Relay Board
J8 Connector (J8-9) Y-9
J8 Connector (J8-1) RD-4
24 VDC
(Drain Valve Closed)
3
( IFB ) Relay Board
J8 Connector (J8-8) OR-17
J8 Connector (J8-1) RD-4
0 VDC
(Drain Valve Closed)
4
( IFB ) Relay Board
J8 Connector (J8-8) OR-17
J8 Connector (J8-1) RD-4
24 VDC
(Drain Valve Open)
5
( IFB ) Relay Board
J8 Connector (J8-9) Y-9
J8 Connector (J8-1) RD-4
0 VDC
(Drain Valve Open)
~ Steam on Demand Troubleshooting ~
#
Components Testing
Test Points
Voltage AC
Black lead
Red Lead
+ DC
1
BCX2 (Logic Board)
J3 Connector (J3-7) BL-1
J1 Connector (J1-4) RD-1
24 VDC
(Activated Switch)
2
BCX2 (Logic Board)
J4 Connector (J4-3) V-2
J1 Connector (J1-4) RD-1
24 VDC
~ Delime Pump Troubleshooting ~
(Activated by Steam on Demand Switch in Cool Down Mode)
#
Components Testing
Test Points
Voltage AC
Black lead
Red Lead
+ DC
1
BCX2 (Logic Board)
J3 Connector (J3-7) BL-1
J1 Connector (J1-4) RD-1
24 VDC
(Activated Switch)
2
BCX2 (Logic Board)
J4 Connector (J4-3) V-2
J1 Connector (J1-4) RD-1
24 VDC
3
( IFB ) Relay Board
J8 Connector (J8-2) BK-4
J8 Connector (J8-1) RD-4
24 VDC
4
( IFB ) Relay Board
J8 Connector (J8-11) V-13
J8 Connector (J8-1) RD-4
24 VDC
5
( IFB ) Relay Board /
(IFB) J8 Connector (J8-2) BK-4
Pump Connector (RD-12)
24 VDC
Delime Pump
6
Delime Pump
(V-13)
(RD-12
24 VDC
107
Содержание BCX-14G
Страница 65: ...EŽƚĞƐ 65 ...
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Страница 78: ...11 If t r t n 4 th modul 100 nd th pll t r m lnln 78 ...
Страница 84: ...50 0 235 Volts AC 3Ø 2 7 Amps Forward 84 ...
Страница 85: ...50 0 235 Volts AC 3Ø 2 7 Amps Reverse 85 ...
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