Carrier HFC-134A installation instructions A23-1565, A23-1567, A23-1570

Models: HFC-134A

1 52
Download 52 pages 7.22 Kb
Page 15
Image 15

SHIPPING

BRACKET

a23-1565

Fig. 16 — VFD Shipping Bracket

3.

Remove the nuts that secure the terminal box transition

 

piece to the motor housing.

4.

Disconnect the motor leads from the motor terminals

 

(Fig. 17). Note the position of the motor terminal cable

 

lugs so they can be reinstalled with sufficient clearance

 

away from surrounding structure.

5.

Remove the motor temperature sensor leads (Fig. 17), the

 

motor ground lead, and the bolts that secure the VFD

a23-1567

Fig. 18 — ICVC Communication Cables

 

enclosure to the terminal box transition piece.

6.

Disconnect the communication cables from the back of

 

the ICVC (Fig. 18).

7.

Disconnect the high pressure switch leads from terminal

 

strip TB1, terminals 15 and 16 (Fig. 19).

8.

Unplug connectors CN1A, CN1B, CN2, and CN3

 

(Fig. 19).

9.

Disconnect the control panel ground wire (Fig. 19) that is

 

located next to connectors CN1A and CN1B.

10.

Disconnect the VFD cooling lines (Fig. 20) and cover all

 

openings.

11.

Remove the 12 screws that secure the control panel to the

 

VFD enclosure. Tilt the control panel away from the back

 

of the control center.

12.

Position the control panel on top of the condenser and

 

secure it in place to prevent damage.

MOTOR TERMINALS

MOTOR TERMINAL

BOX FRAME

MOTOR

TEMPERATURE

SENSOR TERMINAL

BLOCK

MOTOR

 

TEMPERATURE

a23-1566

CABLE

CONNECTOR CN2

a23-1570

 

CONTROL PANEL

CONNECTOR CN1A

GROUND WIRE

CONNECTOR CN1B

HIGH

PRESSURE

SWITCH

CABLE

LOW VOLTAGE FIELD

WIRING TERMINAL STRIP

CONNECTOR CN3

Fig. 17 — Motor Terminals

Fig. 19 — Control Panel Connectors

15

Page 15
Image 15
Carrier HFC-134A installation instructions A23-1565, A23-1567, A23-1570