White Rodgers 1F85-277 Guida alla Risoluzione dei Problemi Pagina 48

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3 terminal panel
TH-TR
TH
TR
MAIN VALVE RELAY
TH TR
REDUNDANT PILOT/VALVE
TH - TR
Milivolt 3 Terminal Panel
TH-PGTH
PG
MAIN VALVE RELAY
TH PGTH-PG
MAIN
VALVE
RELAY
Fig. 1
Fig. 2
Fig.3
Fig. 4
GREEN
WHITE
RED
4
2
3
TA N
TA N
TA N
PRESSURE
SWITCH
REDUNDANT
COIL
RELAY COIL
Some models have screw terminals
instead of spade terminals shown
Some models may not have
redundant valve
36C WIRING
INFORMATION
TECHNICAL HELP
www.white-rodgers.com
171
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