Haier GE NAMV1 Series Installation Instructions Manual page 8

ABOVE
FINISHED
ALWAYS RUN AN OVERFLOW DRAIN LINE. IF NOT POSSIBLE TO
SPACE?
ROUTE OVERFLOW DRAIN LINE, INSTALL LOW VOLTAGE
OVERFLOW
COMPRESSOR PER INSTRUCTIONS.
NO
COMPACT OVERFLOW SWITCH WITH 3/4" FEMALE SLIP INLET
AND MALE ADAPTER, TWO PART DESIGN FOR USE WHERE
OBSTRUCTIONS PREVENT DIRECT THREADING
OVERFLOW
DRAIN
YES
NOTE — WHEN A AIR HANDLER IS LOCATED ABOVE A FINISHED SPACE THE
SECONDARY DRAIN PAN MUST HAVE A LARGER FOOTPRINT THAN THE AIR HANDLER.
SECONDARY
DRAIN PAN
WHEN A COIL IS LOCATED ABOVE A FINISHED SPACE, A
3/4" (19.1MM) SECONDARY DRAIN LINE MUST BE:
CONNECTED TO SECONDARY DRAIN PAN
OR
CONNECTED TO THE OVERFLOW DRAIN OUTLET OF
THE AIR HANDLER DRAIN PAN.
TRAPS MUST BE DEEP ENOUGH TO OFFSET MAXIMUM STATIC
DIFFERENCES — GENERALLY, TWO INCHES (51MM).
1
P-TRAP 49P66 REQUIRES A LARGER INSTALLATION SPACE THAN THE J-TRAP 91P90.
4. Check again to ensure drain ports and drain pan are
free of all debris.
5. Plug and check any unused drain pan openings for
leaks or seepage from the drain pan.
6. Install a 2" trap in the main (primary) drain lines as
close to the unit as practical (see Figure 8). Make sure
NOTE:
NOTE:
Page 8 of 24
OVERFLOW DRAIN LINE
SWITCH KIT. WIRE KIT TO
PART #
X3169
MAIN
AIR HANDLER DRAIN PAN
DRAIN
Figure 8.
VENT MUST EXTEND
SHUT DOWN
ABOVE HEIGHT OF
COIL DRAIN PAN BY
TWO INCHES (51MM)
CLEAN OUT
PRESS IN
(DO NOT GLUE)
1" X 3/4" X 3/4"
REDUCING
TEE WITH
1
49P66, J-TRAP #
91P90 OR ANY
PVC SCH 40 P- OR
J-TRAP 3/4"
FOR NEGATIVE PRESSURE COILS (BLOWER
AFTER COIL) TRAPS ARE REQUIRED ON ALL
DRAIN LINES CONNECTED TO COIL.
7. Route the drain line to the outside or to an appropriate
drain. Drain lines must be installed so they do not block
service access to the front of the air handler. A 24"
and service access.
NOTE:
Test Condensate Drain
Test the drain pan and drain line after installation:
1.
2. Check the installed drain pan. Drain pan must be
leaking. Water must be draining from the end of the
primary drain line.
3. Correct any leaks found.
Issue 2336
VENT
PLUG
P-TRAP
2"
(51MM)
TRAP DEPTH
DRAIN LINE SHOULD
SLOPE A MINIMUM OF
ONE INCH PER 10
FEET (25MM PER 3
METERS)
507789-02G / 31-5000673-1
TO APPROVED
DRAIN