14 - SERVICE INTERVALS
COMPONENT
Filters
Cooling coil
Electric heater (option)
Humidifier (option)*
Fan(s)
Electrics box
Hydraulic circuit
Water leak detection sensor and relay
Filter pressure switch
Thermostat and fire control relay
Valve
Pressure gauge
* 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.
15 - OPERATING READINGS
DATE/TIME
Rated voltage (V)
Voltage at terminals (V)
Fan motor absorbed current (A)
Mechanical inspection: tubes, fastenings, etc.
Electrical connection tightness check
Clean the coil
Check the control
Check the filters
Check the sealing
This document is not legally binding. As part of its policy for continual product improvement, CARRIER reserves the right to make any
technical modification it considers necessary without prior notice.
ON COMMISSIONING
- Check the connections
- Check the connections
-Check correct operation
- Check the connections
- Check correct operation
- Check correct operation and
setpoint adjustment
- Check correct operation
- Check circuit for correct
operation and leaks
- Check the pressure and top up
or fill the circuit as necessary
2-3 MONTHS
-Replace
- Clean
-Check and clean the condensate drains
- Clean
- Check the condition of the
tank; replace if necessary
- Check correct operation
- Check correct operation and
setpoint adjustment
-Check correct operation
12 MONTHS
-Replace
- 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 insulation
- Check correct operation
- Check correct operation and setpoint
adjustment
- Check correct operation
- Check correct operation
69