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McElroy Manuals
Industrial Equipment
Acrobat 250
Operator's manual
McElroy Acrobat 250 Operator's Manual
Fusion machines
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Contents
Table of Contents
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Table of Contents
Table of Contents
Safety
Safety Alerts
Read and Understand
General Safety
Wear Safety Equipment
Heater Is Not Explosion Proof
Electric Motors Are Not Explosion Proof
Overhead Loads
Electrical Safety
Units with Hydraulics
Crush Points
Carriage Handling
Facer Blades Are Sharp
Heater Is Hot
Fusion Procedures
Overview
Theory of Heat Fusion
Carriage Assembly
Acrobat Hydraulic Power Unit (HPU)
Hydraulic Fluid Reservoir (Acrobat HPU)
Filter (Acrobat HPU)
Carriage Control Box (Acrobat HPU)
Dynamc EP Hydraulic Power Unit (HPU)
Hydraulic Fluid Reservoir (Dynamc EP HPU)
Filter (Dynamc EP HPU)
Hydraulic Manifold Block (Dynamc EP HPU)
Hydraulic Cylinders
Electrical Power Receptacles (Acrobat HPU)
Facer
Heater
Heater Latch (Acrobat 250)
Insulated Heater Stand
Stripper Bar
Clamp Knobs
Butt Fusion Procedure
Read before Operating
Check Fluid Level
Connecting to Power
Prepare Heater
Install Clamping Inserts
Hydraulic Power Unit (HPU)
Connect HPU to Carriage Assembly
Prepare Facer
Hydraulic Pressure
Removing 3-Jaw Carriage (if Required)
Support Pipe
Loading Pipe into Machine
Clamp the Pipe
Begin Facing
After Facing
Check Alignment
Check for Slippage
Determine Drag Pressure
Calculate Fusion Pressure
Position Carriage for Heater Insertion
Check Heater Temperature
Select the Fusing Position
Inserting Heater
Heating the Pipe
Fusing the Pipe
Opening Jaws
Position Pipe for Next Joint
Install Next Piece of Pipe
Special Operations - Vertical Fusion (Movable Pipe Below)
Vertical Fusion
Support Pipe
Attach Carriage to Pipe
Prepare Heater
Begin Facing
After Facing
Check Alignment
Set Hydraulic Pressures
Check for Slippage
Position Carriage for Heater Insertion
Check Heater Temperature
Inserting Heater
Heating the Pipe
Fusing the Pipe
Opening Jaws
Special Operations - Vertical Fusion (Movable Pipe Above)
Vertical Fusion
Support Pipe
Attach Carriage to Pipe
Special Operations - Vertical Fusion (Movable Pipe Above)
Begin Facing
After Facing
Check Alignment
Set Hydraulic Pressures
Check for Slippage
Position Carriage for Heater Insertion
Check Heater Temperature
Inserting Heater
Heating the Pipe (Positive Vertical Fusion Pressure)
Fusing the Pipe (Positive Vertical Fusion Pressure)
Heating the Pipe (Negative Vertical Fusion Pressure)
Fusing the Pipe (Negative Vertical Fusion Pressure)
Opening Jaws
Special Operations - Fusion in Explosive Atmosphere
Facer
Heater
Hydraulic Power Unit (HPU)
Maintenance
Preventative Maintenance
Washing the Machine
Check Hydraulic Fluid
Change Hydraulic Fluid and Filter
Check Pressure Gauges
Change Gearbox Oil (Acrobat 315)
Bleeding Air from Hydraulic System
Bleeding Air from Acrobat HPU
Clean Jaws and Inserts
Clean Thrust Bearings
Clean Eyebolt Threads
Fasteners Must be Tight
Facer Blades
Clean Heater Surfaces
Installing Butt Fusion Heater Plates
Adjusting Heater Temperature
Heater Indicator Light
Fusion Machine Checklist
Determining Fusion Pressure
Hydraulic Fluids
Fusion Machine Specifications Acrobat™ 160
Fusion Machine Specifications Acrobat™ 180
Fusion Machine Specifications Acrobat™ 250
Fusion Machine Specifications Acrobat™ 315
Generator Sizing Form
Datalogger® 5
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Operator's
Manual
Acrobat™
160, 180, 250
and 315
Fusion Machines
Manual: 2501601
Revision: C 11/18
Original Language: English
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