Carrier FXM4X - Page 4

FEM4X, FEM4P, REM4X, REM4P, FXM4X: Installation Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
4
A00072A
Fig. 4 – A-Coil in Horizontal Left Application (Factory Configuration)
A03001
Fig. 5 – Conversion for Horizontal Right Applications - Slope Coil
Horizontal Right Conversion of Units with A-Coils
1. Remove blower and coil access panel and fitting panel (Fig. 6).
2. Remove coil mounting screw securing coil assembly to right side
casing flange.
3. Remove coil assembly.
4. Lay fan coil unit on its right side and reinstall coil assembly with
condensate pan down.
5. Remove horizontal drain pan support bracket from coil support rail
on left side of unit and reinstall on coil support rail on right side of
unit.
6. Convert air-seal assembly for horizontal right.
a. Remove air-seal assembly from coil by removing 4 screws.
b. Remove coil drip flanges from A-coil and reinstall on right side
of coil (same side as horizontal drain pan).
c. Remove filler plate (A) and install air splitter (B) in place of filler
plate.
d. Install filler plate (A) as shown in horizontal right application.
e. Remove condensate troughs (C) and install on opposite tube
sheets.
f. Install hose onto plastic spout.
7. Install horizontal pan on right side of coil assembly.
8. Slide coil assembly into casing. Be sure coil bracket on each corner
of vertical pan engages coil support rails.
9. Reinstall 2 snap-in clips to correctly position and secure coil
assembly in unit. Be sure clip with large offsets is used on right side
of unit to secure horizontal pan.
A
B
C
FACTORY SHIPPED
HORIZONTAL LEFT
APPLICATION
AIR SEAL
ASSEMBLY
HORIZONTAL
DRAIN PAN
REFRIGERANT
CONNECTIONS
SECONDARY DRAIN
HORIZONTAL LEFT
PRIMARY DRAIN
HORIZONTAL LEFT
COIL
SUPPORT
RAIL
COIL
BRACKET
DRAIN PAN
SUPPORT
BRACKET
COIL
BRACKET
COIL MOUNTING
SCREW
BLOWER
ASSEMBLY
REFRIGERANT
CONNECTIONS
SECONDARY DRAIN
PRIMARY DRAIN
DRAINPAN
SLOPE COIL
SKI
COIL
SUPPORT
RAIL