M0
1
1
C
.0
2
2
M-Z
1
6
2
9
8
O
w
n
e
rs
Ma
n
u
a
l
fo
r
Bu
il
t-I
n
W
e
ll
Mo
d
u
la
r
W
a
rme
rs
33
30
35
4
7
29
6
9
33
28
L2
L3
L1
30
10
13
29
12
32
28
15
27
L3
L2
L1
SINGLE
PHASE
THREE PHASE
VOLTS
208/240V, SINGLE & THREE PHASE
WIRING DIAGRAM FOR MOD400TDM & 427TDM WARMER W/AUTO WATER FILL
48111 (J)
22
THERMOSTAT
51
50
GRN
PROBE
WATER PAN
MALE/FEMALE
CONNECTOR
TERM. BLOCK
SINGLE PHASE
SINGLE PHASE
HEATING ELEMENT (4)
27.5
23.8
11.3
17.8
17.8
9.8
14.5
14.5
HZ
60
50
L3
L2
L1
LOW WATER CONTROL
208
240
4
3
2
1
PROBE
COM
WATER FILL VALVE
PILOT LIGHT
THERMOSTAT
ALTERNATE LOW
WATER CONTROL
INPUT
NO
COMMON
MAX
34
37
35
19
38
36
35
36
38
19
37
34
19
22
4
5
6
7
8
9
4
22
9
6
33
7
29
28
35
30
28
30
10
12
29
13
32
15
27
14
13
12
11
10
WIRE
CONNECTOR
L1
L2
L3
L3
L2
L1
M400T-AF & M427T-AT Series (Dual Control Panel)
WIRING DIAGRAM: MOD400 Thermostat Control Units