Cooling Coil; Electric Heater; Humidifier; Fans - Carrier 50CO series Installations-, Betriebs- Und Wartungsanleitungen

13.6 Electrics box

Retighten the connections twice a year.
Visually inspect the components, wires and cables.

14 - SERVICE INTERVALS

DEVICE
Filters

Cooling coil

Electric heaters
(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

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Rated voltage (V)
Voltage at terminals (V)
Fan motor absorbed current (A)
Mechanical check: pipes, screws, 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.
X0039,03.2015
AT 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
- Clean
- Check the condition of the tank;
replace
if necessary
- Check correct operation
- Check correct operation and setpoint
adjustment
- Check correct operation
EN - 30
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 insulation
- Check correct operation
- Check correct operation and setpoint
adjustment
- Check correct operation
- Check correct operation