Carrier 52PQ Guide de dépannage télécharger pdf (Page 43)

FIGURE 70 — 52CE AND 52PE — TYPICAL WIRING SCHEMATIC FOR

STANDARD HEAT/COOL UNITS

COMPONENT LEGEND

Component Connection (Marked)

Component Connection (Unmarked)

Accessory or Optional Wiring

To Indicate Common Potential Only

Not To Represent Wire

CAP —

Capacitor

COMP —

Compressor

FM —

Fan Motor

FCS —

Fan Cycle Switch

HTR —

Heater

IT —

Indoor Thermostat

NEC —

National Electrical Code

OL —

Overload

PLS —

Primary Limit Switch

SLS —

Secondary Limit Switch

ST —

Start Thermistor

SW —

Switch

NOTES:

1. Recommended for use on grounded power sup-

ply only.

2. Compressor and fan motor thermally protected.

3. Use copper conductors only.

4. All wiring must conform with NEC and local

codes.

5. Dashed lines indicate components when used.

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Carrier 52PQ Guide de dépannage Page 43