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Snow Melt SCM-120 Relay Failed

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SCM-120 Timer will not switch power through the relay.  

Pull clear relay off of base on DIN rail.  Verify the base is not damaged by arcing or physical damage.  If Relay base is damaged, replace:  

IDEC Socket, Relay; M3.5 Screw; 8-Blade; 2; 10 A; DIN Rail Snap/Surface-Mount; RH2B Mfr. Part#: SH2B-05 

If base is not damaged, replace relay:

IDEC General Purpose Relay, RH Series ITEM # RH2B-U-AC120

Relay, DPDT, 10A, 120VAC Coil, 8-P, BLADE TERMINALS, PLUG IN, SOLDER OR QUICK CONNECT

Written by Scott Rosenbaum
Posted on
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