Basic Troubleshooting Guide - aoyue 888A Instruction Manual

BASIC TROUBLESHOOTING GUIDE

PROBLEM 1: THE UNIT HAS NO POWER
1. Check if the unit is switched ON.
2. Check the fuse. Replace with the same type if fuse is blown.
3. Check the power cord and make sure there are no disconnections.
4. Verify that the unit is properly connected to the power source.
PROBLEM 2: HOT-AIR GUN TEMPERATURE DISPLAY IS ALWAYS ABOVE 500
Description: Constant display of above 500
"Err1" on the panel after a few minutes.
SOLUTION:
The thermal sensor may be broken and needs to be replaced.
PROBLEM 3: HOT-AIR GUN ACTUAL AIR TEMPERATURE IS NOT INCREASING
Description: Actual temperature reading is not increasing based on desired level.
SOLUTION:
The heating element may be broken or is at the end of its life and needs to be replaced.
PROBLEM 4: SOLDERING IRON TEMPERATURE DISPLAY PANEL SHOWS "Err1"
CHARACTERS
Case 1: The system shows "Err1" from the soldering iron temperature display panel .
SOLUTION 1:
secured to the receptacle on the control panel.
SOLUTION 2:
PROBLEM 5: UNIT SHOWS UNCONVENTIONAL BEHAVIOR
Description: Unit operates erratically.
SOLUTION: Try to switch OFF the device and switch ON again.
OTHER PROBLEMS NOT MENTIONED:
Contact the vendor.
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Check if the soldering iron connection assembly is properly connected and
Switch OFF the device and switch ON again.
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C temperature from the panel then displays an
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C