Johnson Controls Unitary Products S1-CD065T01 Installation Instructions Manual Download Page 6

If the dehumidifier is installed in an attic or an area requiring leak protection, the unit must be placed the supplied condensate pan with a field 

supplied normally closed condensate overflow safety switch (float switch). The float switch should be wired to the FLOAT SWITCH terminals on 

the circuit board on the outlet panel. The compressor is disabled when the float switch is open.

CONDENSATE PAN AND FLOAT SWITCH

MODEL 065

DEHUMIDIFIER

LEVELING FEET (4)

2" MIN.

CONDENSATE PAN

FLOAT SWITCH

(FIELD SUPPLIED)

2"

2"

2"

2"

FIGURE 15 – Install Dehumidifier 

in Condensate Pan

90-1475

TO FLOAT SWITCH

FIGURE 16 – Wiring Float Switch 

to Dehumidifier Control Board

90-1475

FLOAT SWITCH INSTALLATION AND WIRING 

1.   Install a float switch (field supplied) on any side of the condensate 

pan. Refer to the instructions provided with the float switch for 

proper installation. 

2.   The wires from the float switch are to be routed through the wiring 

access panel in the back of the dehumidifier (see 

Figure 15

).  

Remove the wiring access panel and pull the FLOAT SWITCH 

terminal block off the circuit board. Remove the float switch jumper 

wire and wire the float switch to the FLOAT SWITCH terminals.  

Plug the terminal block back into the circuit board (see 

Figure 16

).

CONDENSATE PAN INSTALLATION 

1.   Raise the unit so that the bottom of the dehumidifier drain 

tube is at least 2” off the floor (see 

Figure 15

) and so that the 

dehumidifier is level front to back and side to side. 

2.   Install the dehumidifier so that all four sides of the dehumidifier 

and the drain tube are inside the condensate pan (see 

Figure 15

).

S1-TTSCC01 WIRING

1.   Repeat steps 1-8 in the 

ONBOARD DEHUMIDISTAT WALL MOUNT INSTALLATION

 section.

2.   See 

Figure 14

 to wire the S1-TTSCC01 thermostat and S1-CVENTDEH01 to the dehumidifier.

TERMINALS

DEHUM

CLS

COM

OPN

OPN

COM

B

C

R

A

A

R

C

B

B

C

R

A

FLOAT

SWITCH

REMOTE

G-STAT

R-HVAC

G-HVAC

TOUCH SCREEN

COMMUNICATING

CONTROL

S1-CVENTDEH01

VENT CONTROL

DEHUMIDIFIER

CIRCUIT BOARD

FIGURE 14 – S1-TTSCC01/ S1-CVENTDEH01 to Unit Wiring

90-1537

6

Summary of Contents for S1-CD065T01

Page 1: ...ION 1 Do not use in pool applications 2 If unit has been shipped or stored on its side wait 24 hours before running 3 Do not use solvents or cleaners on or near the circuit board P w c Airflow cfm 0 2...

Page 2: ...inside wall of the living space Do not locate dehumidistat in the direct path of drafts from open doors and windows Do not install where operation might be affected by lamps outside sources of humidit...

Page 3: ...ION OFF A COIL AIR IS PULLED FROM MAIN RETURN DUCT DEHUMIDISTAT WITH SET POINT KNOB CONDENSATE HOSE TO COMMON DRAIN OR OUTSIDE NOTE DO NOT BLOCK FURNACE ACCESS Figure 5 Basement Installation 90 1423 M...

Page 4: ...f the unit is not wired to the HVAC system air is pulled through the unit dehumidified and circulated solely by the dehumidifier blower Wiring To HVAC System DEHUMIDIFIER CIRCUIT BOARD TERMINALS HVAC...

Page 5: ...EMOTE terminals from the circuit board remove the two wires and cut off bare leads Once cut the wires may remain in the unit 9 Run a 2 wire cable 18 22AWG from the dehumidifier to the wall mount locat...

Page 6: ...h the wiring access panel in the back of the dehumidifier see Figure 15 Remove the wiring access panel and pull the FLOAT SWITCH terminal block off the circuit board Remove the float switch jumper wir...

Page 7: ...ressor do not activate 6 Check LED indicators Green should remain on If Red LED is on refer to the TROUBLESHOOTING GUIDE The red LED turns on when a fault condition is active Possible fault conditions...

Page 8: ...t is not ducted to HVAC return install approximately 2 of 8 flex duct on inlet collar Vibration Install vibration isolators under dehumidifier feet Dehumidifier is producing hot air This is normal ope...

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