La Marche ESCR Series, Инструкция по установке и эксплуатации

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When an external probe is to be used for temperature compensation, internal temperature compensation must
be disabled on the ESCR control circuit board assembly.
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To disable internal temperature compensation, remove the JP4 jumper.
Figure 11 - S2A-357
40A ESCR Control Board Top View
Figure 10 - S2A-349
20A ESCR Control Board Top View
JP4
JP4
Figure 12 - S2A-349 20A ESCR Control Board JP4 Location
JP4
JP4
JP4 SHOWN WITH JUMPER REMOVED