SECTION 10: W
IRING
25 of 49
10.6 UHA[X][S] Series Ladder Wirin
g
Dia
g
ram
FLAME
SENSOR
PRESSURE SWITCH
THERMOSTAT
CONNECTION
6
3
4
5
2 1
120 VAC
TRANSFORMER
FLUE BLOWER
AXIAL FAN
AXIAL FAN
UHA (300, 350, 400 O
n
ly)
GAS VALVE
ELECTRODE
IGNITION
MODULE
Flame
Spa
r
k
Limit Switch Limit Switch (UHA 300,
350, 400 O
n
ly)
Ma
n
ual Reset Limit Switch
(UHA 30 - 125 O
n
ly)
NOTE:
For field
w
iring into service j
u
nction
b
ox, or if any of the original
w
ire s
u
pplied
w
ith the heater
m
u
st
b
e replaced, it m
u
st
b
e replaced
w
ith
w
iring material having a temperat
u
re rating of at least 105° C
(221° F) and 600 volts. For s
u
pply connections
u
se No. 14 AWG or larger
w
ires.
Содержание UHA 150
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Страница 28: ...UHA STANDARD UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL 20 of 49 Figure 12 Gas Connection...
Страница 44: ...UHA STANDARD UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL 36 of 49 14 1 General...
Страница 55: ...SECTION 16 SPECIFICATIONS 47 of 49 SECTION 16 SPECIFICATIONS 16 1 Dimension Data...
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