Carrier 50JZ Installation, Start-Up And Service Instructions Manual page 10

Table 3—Minimum Airflow for Reliable Electric Heater Operation
AIRFLOW
CFM
L/s
condensate connection to ensure proper drainage. Condensate trap
is available as an accessory or is field-supplied. Make sure that the
outlet of the trap is at least 1 in. (25.4 mm) lower than the unit
drain condensate connection to prevent the drain from overflow-
ing. Connect a drain trough using a minimum of field-supplied
3/4-in. PVC (19.05 mm) or copper pipe at outlet end of the 2-in.
50JZ024
800
378
RETURN
AIR
TOP COVER
Fig. 10—Typical Installation
Fig. 11—50JZ with Duct Covers On
50JZ030 50JZ036
1000
472
Duct Covers
(50.8 mm) trap (See Fig. 12). Do not undersize the tube. Pitch the
drain trough downward at a slope of at least 1 in. (25.4 mm) every
10 ft. (3.05 m) of horizontal run. Be sure to check the drain trough
for leaks. Prime the trap at the beginning of the cooling season
start-up.
10
50JZ048
1200 1600
567 756
INDOOR
THERMOSTAT
FROM
POWER
SOURCE
DISCONNECT
PER IEC*
C02003
C00092