Thermal Dynamics PCH-100XL, Инструкция по эксплуатации

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Manual 0-2583 27 SERVICE
Worn Electrode
New Electrode
A-00943
Figure 5-3 Electrode Wear
6. Reinstall the electrode, gas distributor and tip into the
torch head.
NOTE
Be careful not to overtighted the electrode when
reinstalling.
7. Hand tighten the shield cup until it is seated on the
torch head. If resistance is felt when installing the
cup, check the threads before proceeding.
5.05 Troubleshooting Guide
Troubleshooting
This Sub-Section covers troubleshooting that requires
dissasembly and electronic measurements. It is helpful
for solving many of the common problems that can arise
with this torch assembly.
How to use this Guide
The following information is a guide to help the Cus-
tomer/Operator determine the most likely causes for
various symptoms.
This guide is set up in the following manner:
X. Symptom (Bold Type)
Any Special Instructions (Text Type)
1. Cause (Italic Type)
a. Check/Remedy (Text Type)
Locate your symptom, check the causes (easiest listed first)
then remedies. Repair as needed being sure to verify that
unit is fully operational after any repairs.
A. Torch will not pilot when torch switch is activated
1. Power Supply RUN/SET switch in SET position
a. Place RUN/SET switch to RUN position.
2. Torch switch activated during pre-flow
a. Release torch switch and wait at least 20 sec-
onds before activating switch again
3. Parts-In-Place (PIP) not satisfied.
a. Check canted coiled spring inside shield cup
4. Faulty torch parts
a. Inspect torch parts and replace if necessary. Re-
fer to Section 5.04, Inspection and Replacement
Consumable Torch Parts
5. Gas pressure too high
a. Set pressure to 70 psi (4.8 BAR).
6. Faulty components in torch and leads assembly
a. Inspect torch assemblies and replace if neces-
sary. Refer to Section 5.08, Torch and Leads
Troubleshooting.
7. Faulty components in power supply system components
a. Return for repair or have qualified technician
repair per Service Manual.
B. No cutting output
1. Torch not properly connected to power supply
a. Check that torch leads are properly attached to
power supply
2. Shield cup not properly installed on torch
a. Check that shield cup is fully seated against
torch head (do not overtighten)
3. Parts-In-Place (PIP) not satisfied.
a. Check canted coiled spring inside shield cup
4. Faulty components in torch and leads assembly
a. Inspect torch assemblies and replace if neces-
sary. Refer to Section 5.08, Torch and Leads
Troubleshooting.
5. Faulty components in power supply system components
a. Return for repair or have qualified technician
repair per Service Manual.
C. Low cutting output with no control
1. Incorrect setting of current control on power supply
a. Check and adjusted to proper setting.
2. Faulty components in torch and leads assembly
a. Inspect torch assemblies and replace if neces-
sary. Refer to Section 5.08, Torch and Leads
Troubleshooting.