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1236 Stub End Holder
3655501
Overview
The stub end holder is used when fusing stub ends on thermoplastic pipe using a McElroy
fusion machine. The stub end holder is a self-centering chuck that is held in the jaw of the
fusion machine and in turn, grips the OD of the stub end.
Fusion Procedures
Read Before Operating
Before operating the fusion machine,
please read the fusion machine manual
thoroughly and keep a copy available for
future reference.
Before using the stub end holder, please
read this instruction sheet thoroughly.
Use this instruction sheet with the
operator's manual to complete the fusion
procedures.
STOP-5-13-09
Instruction Sheet: 365550101
1
1/2/14
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Summary of Contents for McElroy 1236
- Page 1 3655501 Overview The stub end holder is used when fusing stub ends on thermoplastic pipe using a McElroy fusion machine. The stub end holder is a self-centering chuck that is held in the jaw of the fusion machine and in turn, grips the OD of the stub end.
- Page 2 1236 Stub End Holder 3655501 Prepare Heater Heater is not explosion proof. Operation of heater in a explosive atmosphere without necessary safety precautions will result in explosion and death. Make sure butt fusion heater adapters are properly installed. NOTICE: Non-coated heaters should never be used without butt fusion heater adapters installed.
- Page 3 1236 Stub End Holder 3655501 Check Hydraulic Pressure Refer to the fusion machine’s operator’s manual for procedures on setting the hydraulic fusion pressures. PH04004-12-4-13 Facing the Pipe Open the carriage. Move facer into place. Turn facer on by opening valve next to the carriage manifold.
- Page 4 1236 Stub End Holder 3655501 Configure Stub End Holder The stub end holder will need to be configured to the size of the stub end being fused. There are two positions on the stub end holder: Spacer A. For a stub end that has a diameter of 28”...
- Page 5 1236 Stub End Holder 3655501 Loading Stub End Rotate the handle on the back of the stub end holder to position the jaws of the holder according the size adapter or stub end to be used. Place the adapter or stub end onto the stub end holder.
- Page 6 1236 Stub End Holder 3655501 Facing the Stub End Move facer into place. Turn facer on by opening valve next to the carriage manifold. Move the carriage control valve to the close position. Let the facer take off one ribbon of material.
- Page 7 1236 Stub End Holder 3655501 Fusing the Pipe NOTICE: Failure to follow pipe manufacturer’s fusion procedures or appropriate joining standard may result in a bad joint. Follow the procedures for “Fusing the Pipe” in the operator’s manual of the fusion machine.
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