Thermal Dynamics A80 User Manual

A80
SERVICE 0-4985
5-2
5.02 Maintenance Schedule
NOTE!
The actual frequency of maintenance may
need to be adjusted according to the operat-
ing environment.
Daily Operational Checks or Every Six Cutting Hours:
1. Check torch consumable parts, replace if damaged
or worn.
2. Check plasma and secondary supply and pressure/
ow.
3. Purge plasma gas line to remove any moisture build-
up.
Weekly or Every 30 Cutting Hours:
1. Check fan for proper operation and adequate air
ow.
2. Inspect torch for any cracks or exposed wires, replace
if necessary.
3. Inspect input power cable for damage or exposed
wires, replace if necessary.
Six Months or Every 720 Cutting Hours:
1. Check the in-line air lter(s), clean or replace as
required.
2. Check cables and hoses for leaks or cracks, replace
if necessary.
3. Check all contactor points for severe arcing or pits,
replace if necessary.
4. Vacuum dust and dirt out of the entire machine.
!
!
CAUTION
Do not blow air into the power supply during
cleaning. Blowing air into the unit can cause
metal particles to interfere with sensitive
electrical components and cause damage
to the unit.
5.03 Common Faults
Problem -
Symptom
Common Cause
Insucient
Penetration
1. Cutting speed too fast.
2. Torch tilted too much.
3. Metal too thick.
4. Worn torch parts
5. Cutting current too low.
6. Non - Genuine Thermal Dynamics
parts used
7. Incorrect gas pressure
Main Arc
Extinguishes
1. Cutting speed too slow.
2. Torch stando too high from
workpiece.
3. Cutting current too high.
4. Work cable disconnected.
5. Worn torch parts.
6. Non - Genuine Thermal Dynamics
parts used
Excessive Dross
Formation
1. Cutting speed too slow.
2. Torch stando too high from
workpiece.
3. Worn torch parts.
4. Improper cutting current.
5. Non - Genuine Thermal Dynamics
parts used
6. Incorrect gas pressure
Short Torch Parts
Life
1. Oil or moisture in air source.
2. Exceeding system capability
(material too thick).
3. Excessive pilot arc time
4. Gas pressure too low.
5. Improperly assembled torch.
6. Non - Genuine Thermal Dynamics
parts used
Dicult Starting 1. Worn torch parts.
2. Non - Genuine Thermal Dynamics
parts used.
3. Incorrect gas pressure.

Thermal Dynamics A80 Specifications

General

Brand	Thermal Dynamics
Model	A80
Category	Cutter
Language	English