Milnor KQEXTT1301, Инструкция

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HQEXTT1301/01064N
M7E42 & M9E42 Centrifugal
Extractor Inner House
Channel = Doubler and Gussets
The purpose of this retrofit is to increase the strength of the rear of the inner
house of the M7E42 and M9E42 Centrifugal Extractor. Prior to beginning
the retrofit, it is necessary to familiarize yourself with all safety precautions
in the Centrifugal Extractor’s manual; please observe all safety precautions.
It is also imperative that these instructions are read prior to beginning the
retrofit. While working on the Miltron, lockout and tag the power in the off
position. Also, inventory the parts received with the kit.
Tools required for this retrofit are: welding equipment and material capable
of welding 1/4" carbon steel, 6011 stick rod, 5 ton come along, standard
hand tools and welding preparation tools.
Prepare all surfaces to be welded. The CHANNEL = DOUBLER (part
number 03-16222A), item 25 on drawing WELDMENT = INNER HOUSE
42M7E (part number W3 16204) is to be welded in place. Weld all copings
with 3/16" filet welds. In addition, weld all edges with 3/16" filet welds
intermittently for one inch skip three inches.
The GUSSET (part number 03-16222B), item 26 on drawing WELDMENT
= INNER HOUSE 42M7E (part number W3 16204) is to be welded in place.
Weld all edges with 3/16" filet welds intermittently for one inch skip three
inches.
Inspect WELDMENT = INNER HOUSE 42M7E (part number W3 16204)
in the location of item 23. If this area has fatigued, then install item 23. If
there is no visible fatigue then skip this step. Mark the location of the nuts
on the upper portion of the hydrocushion. Using the 5 ton come along
remove all the tension from the hydrocushion and support the extractor shell.
Remove the upper portion of the hydrocushion. The HYD DBLR = IN
HSE FRNT x CHNL (part number 03-16221B), item 23 on drawing
WELDMENT = INNER HOUSE 42M7E (part number W3 16204) is to be
welded in place. Weld all edges with 3/16" filet welds intermittently for one
inch skip three inches.