McElroy Pit Bull 250 Manuals

Manuals and User Guides for McElroy Pit Bull 250. We have 1 McElroy Pit Bull 250 manual available for free PDF download: Operator's Manual

McElroy Pit Bull 250 Operator's Manual (56 pages)

FUSION MACHINES

Brand: McElroy | Category: Welding System | Size: 3 MB

Table of Contents
5
Safety Alerts
8
Read and Understand
8
General Safety
9
Wear Safety Equipment
9
Heater Is Not Explosion Proof
9
Electric Motors Are Not Explosion Proof
10
Pipe Handling Safety
10
Units with Hydraulics
11
Electrical Safety
11
Crush Points
12
Facer Blades Are Sharp
12
Heater Is Hot
12
Fusion Procedures
12
Overview
13
Theory of Heat Fusion
13
Carriage Assembly
14
Hydraulic Fluid Reservoir
14
Filter and Filler Cap
14
Motor and Pump
15
Relief Valve
15
Hydraulic Cylinders
16
Hydraulic Manifold Block
16
Facer
17
Heater
17
Insulated Heater Stand
18
Electrical Box
18
Operation
19
Read before Operating
19
Setup
19
Check Hydraulic Fluid Level
19
Connecting Machine to Power
20
Pump Motor
20
Prepare Heater
21
Install Clamping Inserts
21
Outrigger
22
Loading Pipe into Machine
22
Positioning Pipe in Machine
23
Begin Facing
23
After Facing
24
Determine Drag Pressure
24
Set Fusion Pressure
25
Check for Slippage
25
Check Alignment
25
Position Carriage for Heater Insertion
26
Check Heater Temperature
26
Inserting Heater
26
Heat Pipe
27
Fusing the Pipe
27
Opening Movable Jaws
28
Opening Fixed Jaws
28
Install Next Piece of Pipe
28
Special Operation - in Ditch
29
Remove 3-Jaw Assembly from the Carriage
29
Remove Facer from Pit Bull 28 and 250
30
Remove Facer from Pit Bull 412 and 618
31
Manual Facer Operation
32
Removing Top Jaws
33
Lower 3-Jaw or 4-Jaw Carriage into Ditch
33
Clamp Carriage Assembly to Pipe
34
Attach Hydraulic Hoses
35
Make Fusion Joint
35
Remove Carriage Assembly from Ditch
35
Reassemble Carriage and Facer
35
Special Operations - Saddle Fusion Procedure
36
Saddle Fusion Procedure for Pit Bull 28CU
36
Install Heater Adapters
36
Assure Saddle will Fit
36
Install Clamping Inserts
37
Attach Carriage Assembly to Main
37
Set Hydraulic Pressure
37
Clean Surfaces
38
Clamp Fitting
38
Test for Slippage
38
Prepare Heater
39
Heat Pipe and Fitting
39
Remove Heater
40
Fuse Fitting to Pipe
40
Allow Joint to Cool
40
Special Operations - Lifting
41
Lifting Safety
41
Maintenance
42
Preventative Maintenance
42
Washing the Machine
42
Check Hydraulic Fluid
42
Change Hydraulic Fluid and Filter
42
Check Gauge
43
Clean Jaws and Inserts
43
Clean Thrust Bearings
43
Clean Eyebolt Threads
43
Fasteners Must be Tight
44
Facer
44
Facer Blades
44
Clean Heater Surfaces
44
Bleeding Air from Hydraulic System
45
Installing Butt Fusion Heater Plates
45
Adjusting Heater Temperature
46
Heater Indicator Light
46
Maintenance Checklist
47
Fusion Machine Checklist
47
Determining Fusion Pressure
48
Determining Fusion Pressure - Sidewall
49
Specifications
51
Generator Sizing Form
53

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McElroy Pit Bull 250 Manuals

McElroy Pit Bull 250 Operator's Manual (56 pages)

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