PROCEDURE 4—CONVERSION OF CIRCUIT BREAKER FOR DOWNFLOW APPLICATIONS
1. Tag and disconnect factory wiring from terminals on circuit breaker(s).
2. Pull white plastic release tab on the bottom of circuit breaker straight out to release circuit breaker from bracket. (See Fig. 16.)
3. Remove quick connect adapters from factory side of breaker(s). Reinstall adapters on other end of breakers(s). Be sure adapter is located
between lug screw and plate. Torque lug screw to 30-in-.lb.
4. Rotate breaker 180 degrees from its original position and reinstall in bracket. Slide breaker slot into sheet metal tab and snap breaker into
place. Make sure both tabs engage breaker. Reconnect wiring on opposite end. Make sure wires are positioned as before.
5. Remount circuit breaker bracket into unit so that the switch will be in UP position when ON.
PROCEDURE 5—ATTACH WIRING DIAGRAM AND RATING LABEL
Attach heater rating label included with kit over existing electrical information label located on front access panel of fan coil. (See Fig. 17.) If kit
contains multiple rating labels, ensure correct label is applied (check phase and supply circuits).
ON FA, FB, FC, FH, FX, AND PF1MNB018-070 MODELS, PLACE WIRING DIAGRAM LABEL 1 INCLUDED WITH KIT OVER
EXISTING UNIT WIRING DIAGRAM LOCATED ON BLOWER HOUSING. DISCARD WIRING DIAGRAM LABELS 1 & 2.
ON MODEL FK4, FV4, 40FK OR PF1MNB071 PLACE WIRING DIAGRAM LABEL 2 INCLUDED WITH KIT OVER EXISTING UNIT
WIRING DIAGRAM. DISCARD WIRING DIAGRAM LABELS 1 & 3.
ON MODEL FE4, AFFIX WIRING DIAGRAM LABEL 3, INCLUDED WITH KIT, ON BLOWER HOUSING ABOVE FAN COIL WIRING
LABEL. DISCARD WIRING DIAGRAM LABELS 1 & 2.
PROCEDURE 6—VERIFY INSTALLATION
After completion of heater installation, check wiring to ensure tightness and that proper connections and routings have been made. Ensure all
electrical covers are in place and proper labels have been applied. Reinstall blower access panel before turning unit power on.
Fig. 16—Conversion of Circuit Breaker
A99094
RELEASE TAB
OFF
60
—10—
