SYSTEM
SWITCHES
MICROPROCESSOR
CIRCUIT BOARD
FIG. 14 – CUSTOMER CONNECTIONS
YORK INTERNATIONAL
CUSTOMER CONNECTIONS
RELAY BOARDS
I/O EXPANSION BOARD
CUSTOMER
CONNECTIONS
(FLOW SWITCH, ALARM, RUN, ETC.)
FORM 201.19-NM1 (204)
TRANSFORMERS
CIRCUIT
BREAKERS
CB1, CB2, CB3
115 VAC SUPPLY
4
2028978-G
41