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  1. Answers
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    http://www.cgnacontrols.com/members/product_docume...

    http://www.cgnacontrols.com/members/product_documentation/60203a973aa360af_cat_pg_.pdf

    46884
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    Thank you for pointing out that the transformer...

    Thank you for pointing out that the transformer belonged to a combination transformer/relay unit called a fan center. However, no one I've spoken to or questioned online could explain why 0V was read...
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    Primary must be on the other side. The 120V...

    Primary must be on the other side. The 120V primary supply is coming from the j-box to which the transformer is mounted. The voltage across C-G is 0v; across C-R, 24V; and across G-R, 24V. What is...
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    Mystery Furnace Transformer

    Furnace is a 1976 forced-air natural gas furnace. I've been doing maintenance on it, but found myself caught up with wondering two things about the 24V transformer: 1) where are the leads for the...
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    [QUOTE=smearcase;3674456]The advice about adding...

    [QUOTE=smearcase;3674456]The advice about adding too much water is absolutely good advice. Water cement ratio (weight of water divided by weight of cement) is the most important common factor...
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    You may be right about the concrete running away...

    You may be right about the concrete running away from me. Temps were not hot, and the pour was in the shade, but the mix seemed dry and was difficult to work with. Bagged concrete manufactures...
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    I did have a problem striking off-the 7 in.x 16...

    I did have a problem striking off-the 7 in.x 16 ft. slab was not flush with concrete on one side, so complete and correct sawing across the form on one side and old, high slab on the other was not...
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    Pour was last Sunday, so curing is going on right...

    Pour was last Sunday, so curing is going on right now, with a sprinkler. Some cement has appeared since water curing began, so maybe I'll put up a photo after a week of curing has finished. You have...
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    Concrete Finishing Failure

    After scrupulously following the water/mix ratios as directed on the bag of Quikrete 1101 (3 quarts max for a 60 lb. bag) and following prescribed, standard procedure for pouring slabs, i.e. placing...
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