Pfannenberg DTS 6201C - Maintenance Checklist Template

Operating Manual DTS and DTI 6201C / 6301C Multi-Controller (MC) 086100014 © Pfannenberg GmbH Page 39 / 43
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5.5 Maintenance checklist template
Cooling unit maintenance checklist
Maintenance interval: Conduct maintenance every twelve months.
Conduct maintenance every two to six months in
oil- and dust-laden environmental air.
Type:
Serial number:
Date of maintenance:
Technician carrying out the work (name):
Unit range designation/
Required maintenance tasks
Visual
inspection
To Do
Result
1
Aggregate before maintenance
1.1
General visual inspection of the aggregate
1.2
Inspection for corrosion damage
2
Cooling circuit
2.1
Inspect refrigerant-carrying parts for traces of
oil
2.2
Inspect refrigerant-carrying parts for leak
tightness
2.3
Inspect electrical connections for damage
2.4
Inspect evaporator for ice formation
3
Condenser / heat exchanger
3.1
Inspect pipe package for deposits
3.2
Inspection for general corrosion damage
3.3
Inspect, clean, align fins*
4
Evaporator / heat exchanger
4.1
Inspect pipe package for deposits
4.2
Inspection for general corrosion damage
4.3
Inspect, clean, align fins*
5
Condenser fan (external)
5.1
Inspect mount for loose parts
5.2
Inspect the electrical connection for damage
5.3
Check motor bearings for noises
5.4
Check the drive for signs of overheating
5.5
Clean fans*
6
Evaporator fan (internal)
6.1
Inspect mount for loose parts
6.2
Inspect the electrical connection for damage
6.3
Check motor bearings for noises
6.4
Check the drive for signs of overheating
6.5
Clean fans*
7
Pre-filter
7.1
Replace filter mat*
7.2
Clean filter mat*
* Maintenance intervals are more frequent, depending on the degree of contamination.