Reliant FVIR GAS WATER HEATER Technické informace Strana 34

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RESIDENTIAL GAS AND ELECTRIC WATER HEATER
TROUBLESHOOTING and SERVICE HANDBOOK
RELIANCE Water Heater Company Technical Training Department
©2006 Ashland City, TN
34
Residential Electric – continued
WIRING DIAGRAM
A-6 Circuit
2 Elements
2 Thermostats
1 High Limit
A-6 Circuit - Standard on dual
element water heaters non-simultaneous/interlocked operation
.
Operation: From cold tank of water
A-6 Circuit - Post 1995
Power Enters Hi
g
h-Limit
Throu
g
h Hi
g
h Limit
U
pp
er Thermostat
L
1
/T
4
Contacts Open
L
1
/T
2
Contacts Closed
Power to U
pp
er /Element
Element Heats Water
U
pp
er Thermostat Satisfied
Power Interrupted to Upper Element
L
1
/T
2
Open
Lower Thermostat Contacts O
p
en
Lower Thermostat
Contacts Closed
Power to Lower Element
Element Heats Water
Power Interrupted to
Lower Element
Lower 1, 2
Open
Switch Power to Lower Thermostat
L
1
/T
4
Closed
Lower Thermostat
Satisfied
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