Service Interval Summary Table - Carrier 50CJ Installation, Operation And Maintenance Instructions

10 - SERVICE INTERVAL SUMMARY TABLE

Regular maintenance will keep the unit running at optimum performance levels. The values given in the table below are provided for
guidance only. They do not take into account individual factors that can lengthen or shorten the unit's service life.
COMPONENT
Filters
Cooling coil
Electric heater (option)
Humidifier (option)
(1)
Fans
Electrics box
Hydraulic circuit
Water leak detection sensor
and relay
Filter pressure switch
Thermostat and fire control relay
Valve
CL2 condensation unit
(1) If a water softener or water treatment system is used, the water hardness should not be less than 40 % of the initial hardness and should never be less than 15 °F.
AT COMMISSIONING
- Check the connections
- Check the connections
- Check the connections
- Check the connections
- Check correct operation
- Check correct operation and
setpoint adjustment
- Check correct operation
- Check circuit for correct operation
and tightness
2-3 MONTHS
- Replace
- Clean
- Clean
- Check the condition of the
cylinder, replacing it if necessary
- Check correct operation
- Check correct operation and
setpoint adjustment
- Check correct operation
Refer to the corresponding instructions
12 MONTHS
- Replace
- Check and clean the condensate
drains
- Retighten the electrical
connections
- Check the components
- Retighten the electrical
connections
- Check the components
- Check the condensate drains
- Make sure that steam is evenly
distributed
- Retighten the electrical
connections
- Retighten the electrical
connections
- Check the components
- Check the components
- Check the insulation
- Check correct operation
- Check correct operation and
setpoint adjustment
- Check correct operation
- Check correct operation
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