20
Table 18 — 38VMAH Electrical Data
OPENING AND CLOSING THE ELECTRICAL
COMPONENT BOX — Open and close the electric control
box cover as shown below. Do not apply excessive force to the
cover.
Use a screwdriver to unscrew the screw a short distance but
do not remove the screw, as shown in Fig. 27.
While holding the cover plate from the bottom, lift it
slightly so that the screws clear their keyholes, and then tilt it
outwards and remove as shown in Fig. 28 and 29.
Fig. 29 —Remove the Cover Plate
POWER WIRING — Installation of wiring must conform
with local codes and with NEC ANSI/NFPA 70, current
editions. Units must be electrically grounded in conformance
with the code. In Canada, wiring must comply with CSA
C22.1, Electrical Code.
Figure 30 below shows the location of the outdoor units
power terminal block.
After selecting the power wire, strip a suitable length of
insulation and attach the ring terminal using the proper
crimping tool. Use the ring terminals provided to connect the
power wiring as shown in Fig. 31.
Fig. 31 —Stripping and Attaching the Power Wire
SUPPLY
VOLTAGE
POWER
SUPPLY
(V-Ph-Hz)
38VMAH UNIT
SIZE
POWER SUPPLY
MCA*
MOPD
208/230-3-60
072
45
50
096
46
50
120
46
50
144
70
80
460-3-60
072
22
30
096
25
30
120
25
30
144
33
40
LEGEND
MCA
—
Minimum Circuit Amps
MOPD —
Maximum Overcurrent
Protective Device
* S e le ct wire s ize ba s e d on la rge r va lue of MCA.
Fig. 27 — Removing Screws From the Panel
Fig. 28 — Lift the Cover Plate Up
Fig. 30 — Outdoor Unit Power Terminal Block