13
Fig. 10 — 42WKN Unit 4-Pipe System with Hot Water Coil and Microprocessor Control Wiring Diagram,
Sizes 33 and 36
a42-4328
AL
—
Alarm Relay
AWG —
American Wire Gage
BAT —
Battery
CPM —
Condensate Pump
CPU —
Central Processing Unit
CW
—
Chilled Water
HTR
—
Heat Relay
HW
—
Hot Water
PCB
—
Printed Circuit Board
VM
—
Vane Motor
Factory-Installed
Field-Installed
Terminal Block
Component Terminal
Connected Path
1
LEGEND