Maintenance Schedule - Pfannenberg DTT 6401 Serie Instrucciones De Servicio

ENG
6.3

Maintenance schedule

Maintenance interval:
Type:
Serial number:
Date of maintenance:
Executing specialist (name):
Unit area designation /
necessary maintenance work
1 Aggregate prior to maintenance
1.1 General visual inspection of the aggregate
1.2 Inspection for corrosion damage
2 Refrigeration circuit
2.1 Check refrigerant carrying parts for oil traces
2.2 Check refrigerant carrying parts for leaks
2.3 Check electrical connections for damage
3 Condenser/heat exchanger
3.1 Check pipe assembly for deposits
3.2 Inspection for general corrosion damage
3.3 Check, clean and align blades*
4 Evaporator/heat exchanger
4.1 Check pipe assembly for deposits
4.2 Inspection for general corrosion damage
4.3 Check, clean and align blades*
5 Condenser fan (external)
5.1 Check holder for loose parts
5.2 Check electrical connections for damages
5.3 Check motor bearing for noise
5.4 Check drive for signs of overheating
5.5 Clean fan*
6 Evaporator fan (internal)
6.1 Check holder for loose parts
6.2 Check electrical connections for damages
6.3 Check motor bearing for noise
6.4 Check drive for signs of overheating
6.5 Clean fan*
7 Pre-filter
7.1 Change filter mat*
7.2 Clean filter mat*
Tab. 10: Cooling unit maintenance schedule
* Maintenance intervals more frequent, depending on the level of contamination.
Operating Manual | Roof-mounted Cooling Unit | Multi Controller (MC) – 230 V | 086100021d
Perform every twelve months. Every two to six months, in ambient air containing oil and
dust.
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Visual
inspection
To do Result
60/61