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ICE EX04-18 Heat I&O Manual 06/2020 Rev.1
4.6 Maintenance Checklist
Date: ________________________ Maintenance Technician: ___________________
Equipment Type: ______________ Equipment Serial Number: __________________
Number Description
Result Comment
1
Input voltage is normal
2
Sensor location is reasonable
3
Filter is not dirty
4
heat exchanger is not dirty
5
Check whether there are loose all the lines
6
Unit have no abnormal noise
7
Fan have no unusual noise
8
Drainpipe is not dirty block
Table 6. Maintenance Checklist
4.7 Disposal
DISPOSAL: Properly dispose of this product.
Chapter 5: Troubleshooting
5.1 Troubleshooting Guide
Symptom
Possible Cause
Solution
Unit Doesn’t Start
Power supply failure Check the external input power supply
Terminal is loose
Check whether the connecting terminal is loose.
Power failure
Check the DC input power voltage.
Fan Abnormalities
Power failure
Check for loose wiring
Incorrect DC wiring
Check the power input
High voltage
Check the voltage
Bearing
Replace the fan
Not Heating
Fuse triggered
Check the fuse
No power
Check input power
Heater failure
Replace heater
Table 7. Troubleshooting Guide
