Wiring Diagrams; Wiring Diagram Size 12K (115V) - Carrier 38MARBQ12AA1 Service Manual

Outdoor unit single zone ductless system
Hide thumbs Also See for 38MARBQ12AA1:
Table of Contents

Advertisement

WIRING DIAGRAMS

CN2/7/8
CN18
CN414
CN60
CN17
CN16
CN19
CN27/28/29
10
NOTE
This symbol indicates that
the element is optional.
The actual shape shall prevail.
Fig. 10 — Wiring Diagram Size 12K (115V)
Table 6 — Wiring Diagram Size 12K (115V)
Input
Output
Output
Output
Output
Output
Output
Output
Table 7 — Wiring Diagram Size 12K (115V)
T3
T4
TP
Specifications subject to change without notice.
230V
0~12V
0~310V
230V
0~5V
230V
230V
0~310V
Condenser Temperature Sensor
Ambient Temperature Sensor
Discharge Temperature Sensor
AC
DC
AC
AC
DC
AC
AC
AC
SG-38MARB-01

Hide quick links:

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 38MARBQ12AA1 and is the answer not in the manual?

Questions and answers

Mary Ellen Hume
February 28, 2025

I **** trying to find the optimal efficiency cold temperature for when my heat pump automatically switches from heat pump to furnace. It is currently set at 9.4, but doesn't seem that efficient. There must bean ideal for cold weather.

Table of Contents

Save PDF