13
V. CONTROL COMPONENTS
V. a
–
COMPONENT IDENTIFICATION & OPERATION
(CONT)
a.1 Controls/Relay Box
Controls/Relay Box Operation
House all control components except Smart
Chill Control.
Ledger
1
Toggle Switch ON/OFF
(Control Voltage Only!)
2
RS232 Communication Port
3
Relay Board
4
DC Power Supply
5
Terminal Board
6
4.0 mF Run Capacitors For Blowers
7
1CR Maintenance Compressor Relay
8
2CR Blast Compressor Relay
9
3CR Maintenance Defrost Relay
10
4CR Blast Defrost Relay
(RBC200 Only)
1
2
3
4
5
6
7
8
9
10