Installation Guide
69-2089EFS—08
6
Connect 1/2-in. drain tube to male connection drain
outlet. Secure drain tube to connector with hose clamp.
Run drain hose continuously downhill to an approved
drain or condensate pump.
Plumbing
Terminal Description
CAUTION: Low-voltage Hazard.
Can cause equipment damage.
Disconnect HVAC equipment before beginning
installation.
A four-block wiring terminal is located on the exhaust end of
TrueDRY.
*
Note:
Outer screws secure block to TrueDRY DH65. Not for wiring.
DHUM:
Compressor and fan operation for dehumidification.
R:
24V common.
FAN:
Fan activation only for ventilation.
C:
External accessory control (motorized damper,
dehumidistat).
M27456B
1
(
DEHUM
)
2
(R)
3
(FAN)
4
(C)
OVERFLOW
SAFETY
SWITCH
(NO)
(NC)
1
(R)
2
(FAN)
OVERFLOW
INDICATOR
LIGHT
REMOTE FAN
RELAY COIL
FAN
13
14
13
14
FAN RELAY
COIL
2
0
1
COMPRESSOR
RELAY COIL
TIMER
1
(AUTO)
DEFROST
THERMOSTAT
24 VAC
DEHUMID
(DEHUMID)
3
4
(C)
1
2
TIMER
MOTOR
TRANSFORMER
FAN
MOTOR
115 VAC
1 (NC)
9
5
(NO)
FAN RELAY
CONTACTS
4
12
8
REMOTE
FAN RELAY
CONTACTS
COMPRESSOR
RELAY CONTACTS
4
6 (NO)
FAN
CAPACITOR
COMPRESSOR
CAPACITOR
COMPRESSOR
C
S
R
ON
(3)
VARISTOR
HUMIDITY
REMOVAL
FAN
ACCESSORY
69-2089EFS_D.indd 6
9/22/2008 10:02:35 AM