Prokit's Industries SS-969 SMD - Manual (Page 8)

Basic troubleshooting guide
WARNING
To avoid personal injury or equipment damage, disconnect power cord before
making any servicing to the equipment.
Problem 1: The unit has no power / display does not light up.
1. Check if the unit is switched ON.
2. Check the fuse, replace with the same type of fuse if blown.
3. Check the power cord and make sure there is no disconnection.
4. Verify that the unit is properly connected to the power source.
5. Check if local voltage matches the product requirement.
Problem 2: The temperature of the SMD station is not rising.
Description: Display lights up but the temperature of heat gun is relative low and
not heating up.
Solution: heat gun cord or heating element may be damaged, please replace
a new heat gun.
Problem 3: Heat gun temperature is intermittent.
Description: Display lights up but the heat gun temperature rises and falls
uncontrollably.
The temperature is less than 50℃, and no longer heating up when
at the working。
Solution:
** Heat gun plug may be loose from the receptacle, unplug the heat gun and
re-attach
** Heat gun cord or heating element may be damaged, please replace new
heat gun.
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