6
Major Component Replacements
KNHE30
K2NHE30
Part Number
Part Number
Blower
0194-14
0194-15
Capacitor
0452-06
0452-73
Coil
0666-32
0666-32
Options
■
Automatic Water Flow Control
■
High Water Level Detector
■
Internal corrosion resistant coatings
■
Low Airflow Detector
■
Other voltages and frequencies
■
Special materials or finishes
■
Special motors, line cords or connectors
■
Temperature Alarm
WE, RED - WATER LEVEL ALARM
WE, BK - HIGH TEMPERATURE ALARM
TO CUSTOMER
ALARM SYSTEM
TERM. BLOCK
HEAT AND
WATER ALARM
BK
RD
WE
A
(BLACK)
H
THERMOSTAT
N.C.
N.O.
COM
N.C.
N.O.
COM
1
2
3
4
5
6
7
8
N.O.
BK
LEVEL SWITCH
CIRCUIT SHOWN WITH
LINE POWER OFF
NO
NC
BK
RD
WE
TO CUSTOMER'S
LOW AIR FLOW ALARM SYSTEM
THERMOSTAT
SOLENOID
CAPACITOR
BLOWER
MOTOR
BRN
BK
WE
(WHITE)
N
RELAY
OPTION "M"
AIR FLOW
SWITCH
N.C
.
COM
TERMINAL
BLOCK 3
TO CUSTOMER
ALARM SYSTEM
Wiring Diagram
WD-644
