Wiring Schematic
h
{
GR
COMPR.
CAP.
R
S
C
O/L
CAP.
MOTOR
BLOWER
EVAPORATOR
SUPPRESSOR
EVAPORATORS
CONDENSATE
CONDENSATE
EXHAUST FAN
TIMER
CYCLE
SHORT
CONDENSER
BLOWER
MOTOR CAP.
OPTIONAL
BK
WE
WE
BK
RED
ALARM SYSTEM
TO CUSTOMER
BLOCK
TERMINAL
EXCESS PRESURE DETECTOR
INCREASE
OPENS ON PRESS.
RED TO BLUE
INCREASE
CLOSES ON PRESS.
RED TO YELLOW
COMMON
RED
BLUE
YELLOW
CRANKCASE HEATER
PRESSURE
SWITCH
N.O.
OPTIONAL
YELLOW
BLUE
RED
h
COMMON
RED TO YELLOW
CLOSES ON TEMP.
INCREASE
RED TO BLUE
OPENS ON TEMP.
INCREASE
COOLING EFFECT DETECTOR
TERMINAL
BLOCK
TO CUSTOMER
ALARM SYSTEM
{
LOW AIR FLOW DETECTOR
{
TERMINAL
BLOCK
RD-N.C.
BK-N.0.
WE-COM
TO CUSTOMER
ALARM SYSTEM
RELAY
6
1
8
0
RELAY
6
1
8
0
C
SET 75F
Y
B
THERMOSTAT
HEATER
HEATER
OPTION
B
C
SET 55F
THERMOSTAT
CUT OUT
THERMAL
10
WD-121 REV. F
NP59 and TP59 SERIES
