IBC Technologies Inc.
41
VFC 15-150 and VFC 45-225
Transformer
Part#/Type: #21-Transform
/ ATC
Frost FTC4024Q; Primary- 120 V
AC
;
Sec.- 24 V
AC
; 40VA control transformer;
Alternates: Edwards 599 Class 2,
Function:
Provides 24 V
AC
for the
control board, for (1) the control / safety
circuit, (2) relays for pump and zone valve
control, plus (3) input to DC power
converters for 5 V and 12 V circuits
(NB not for use to power external zone
valves
)
Installation:
See wiring diagrams.
Temperature Sensors
Part#/Type
: #
48-thmr917-43
; 10,000
Ω
with Beta = 3892
Function:
Senses water temperature.
Signals controller to adjust output
according to water temperature.
Installation:
use 1/4" nutdriver to loosen
ring clamp. Install with back curve toward
pipe using Honeywell
Tradeline
#107408
Heat Conductive Compound and re-
tighten ring clamp.
Warning! -
Do not
over-tighten clamp as this will damage
sensor.
Control Module
Part#/Type: #31-SM005 + #30-3vBatt
Function:
System management -
Section
2
for an explanation of controller function.
Installation:
The 4 screws on the front
panel corners secure the cover. To remove
the unit from the mounting brackets,
ensure all wires are removed from the
connectors on the edge and back of the
control module. Place fingers on the board
edge only when handling.
On-board field replaceable fuses are 5A,
slow blow, 5mm x 20mm, and must be
replaced using these same specs.
