Indeeco 931 F Series Manual

WARNING
!
1. To prevent permanent damage to heater or a possible fire
hazard, the control accessories described in this manual must
be wired to cycle the heating element circuit only. The motor
circuit is controlled by the fan delay and must remain ener-
gized at all times unless heater circuit is desconnected.
2. All control circuit wiring must be NEC Class I, rated at least 90
degrees C.
3. Refer to the installation instruction manual provided with the
heater for additional WARNINGS and instructions.
Installation of Internal Thermostat
Installation of Internal Thermostat
FIT-FT1-Z
F-T1 or F-T2
1. Install the Internal Thermostat to the heater fan panel as shown 1. Install the Internal Thermostat to the heater fan panel as shown
in Figure 1 using two screws provided.
in Figure 1 using two screws provided.
2. Wire thermostat as shown in wiring diagrams, Figure 2 and
2. Wire thermostat as shown in wiring diagrams, Figure 2 for
Figure 2-A for 208V, 240V, and 277V units. See Figure 3 and
208V, 240V, and 277V units. See Figure 3 for 347V and 600V
3-A for 347V and 600V units. See Figures 4 and 4-A for 480V
units. See Figures 4 and 4-A for 480V and 480V with low
and 480V with low voltage controls.
voltage controls.
NOTE: Push connectors securely onto the terminals to assure
NOTE: Push connectors securely onto the terminals to assure
proper connection.
proper connection.
Figure 1
FIT-FT1-Z
FT1 OR FT2
THERMOSTAT
THERMOSTAT
Figure 2: FIT-FT1-Z (208V, 240V & 277V units)
Figure 2: F-T1 (208V, 240V & 277V units)
DISCONNECT
L1
POWER
MOTOR
SUPPLY
L2
FAN DELAY
or
N
GND
T -STAT
Figure 2-A: F-T2 (208V, 240V & 277V units)
POWER
SUPPLY
GND
ECR02892
HEATER FAN
PANEL
#6 - 32
SCREWS
LIMIT
ELEMENTS
RED JUMPER
Electrical Accessories
Electrical Accessories for
for "F" Series Fan
931xF Series Fan Forced
Forced Ceiling
Mounted Heaters
Ceiling Mounted Heaters
Figure 3: FIT-FT1-Z (347V & 600V units)
Figure 3: F-T1 (347V & 600V units)
DISCONNECT
L1
POWER
SUPPLY
L2
GND
T-STAT
Figure 3-A: F-T2 (347V & 600V units)
DISCONNECT
TSTAT
L1
POWER
L1 OFF
SUPPLY
L2
L2 CYC
GND
Figure 4: 480V units
480 / 240V
TRANSFORMER
TRANSFORMER
MOTOR BLUE
MOTOR
AUTO RESET
FAN DELAY
FAN DELAY
Figure 4-A: 480V
units with low voltage
controls
480 / 240V
TRANSFORMER
TRANSFORMER
MOTOR
MOTOR
BLUE
BLACK
FAN
AUTO RESET
DELAY
TRANSFORMER
TRANSFORMER
240 / 24V
RED
FAN DELAY
ELEMENTS
1 11/23
ELEMENT
LIMIT
TRANSFORMER
FAN DELAY
MOTOR
ELEMENT
LIMIT
TRANSFORMER
FAN DELAY
MOTOR
FIELD WIRING
FIELD WIRING
TO TO
THERMOSTAT DISCONNECT
TO THERMOSTAT TO POWER
GROUND
HI LIMIT
BLACK
RELAY
RELAY
ELEMENTS
ELEMENTS
FIELD WIRING
FIELD WIRING
TO TO
TO THERMOSTAT THERMOSTAT TO POWER DISCONNECT
GROUND
DISCONNECT
HI LIMIT
BLACK
BLUE
RELAY
ELEMENTS
ENM-3995-00
DISCONNECT
AUTO LIMIT
AUTO LIMIT