Tweco PakMaster 100XL Plus - Manual (Page 32)

SECTION 5: SERVICE 26 Manual 0-2784
B . AC Power Indicator OFF
1. Switch at customer's main power panel in OFF posi-
tion.
a. Close main power panel switch
2. Customer's main power line fuse(s) is blown
a. Check main power panel fuse(s) blown.
3. Unit internal fuse blown or loose
a. Fuse may blow if input voltage is higher than
voltage requirements of unit. If blown, double
check input voltage vs. voltage requirements
of unit and replace fuse per Section 5.05-B. If
fuse blows again, components inside unit may
be faulty.
4. Faulty components in unit
a. Return unit to an authorized service center for
repair or have qualified technician repair per
Service Manual.
C. AC Power indicator ON; TEMP indicator ON
1. Airflow obstructed
a. Check for obstructed air flow and correct con-
dition.
2. Fan blocked
a. Check and correct condition
3. Unit is overheated
a. Allow unit to cool down for about 5 minutes.
Make sure the unit has not been operated be-
yond duty cycle limit.
4. Input line voltage is below 75% of rated level
a. Check and connect to proper input power line
5. Faulty components in unit
a. Return for repair or have qualified technician
repair per Service Manual.
D. Torch will not pilot when torch switch is activated
1. RUN/SET/LATCH switch in SET position
a. Move switch to RUN position.
2. Faulty torch parts
a. Inspect torch parts and replace if necessary (re-
fer to Instruction Manual supplied with torch).
3. Gas pressure too high or too low
a. Set pressure to 70 psi (4.8 bar).
4. Faulty components in unit
a. Return for repair or have qualified technician
repair per Service Manual.
E. AC Power indicator ON; Fans operating; Torch
Trigger activated; 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 if screwed on)
3. Faulty components in unit
a. Return for repair or have qualified technician
repair per Service Manual.
4. Faulty torch
a. Return for repair or have qualified technician
repair per PCH/M-80 Torch Instruction
Manual, 0-2753.
F. Low cutting output with no control
1. Torch tip touching workpiece, tip saver active
2. Incorrect setting of CURRENT control
a. Check and adjusted to proper setting.
3. Faulty components in unit
a. Return for repair or have qualified technician
repair per Service Manual.
G. Limited output with no control
1. Poor input or output connections
a. Check all input and output connections.
2. Incorrect setting of CURRENT control
a. Check and adjusted to proper setting.
3. Faulty components in unit
a. Return for repair or have qualified technician
repair per Service Manual.
H. AC Power indicator ON; Cutting output available;
Fans not operating
1. Fan blades blocked
a. Check and clear blades.
2. Faulty components in unit
a. Return for repair or have qualified technician
repair per Service Manual.