5
69-0750—1
Adjust the heat anticipator lever to match the current
rating of the primary control for the proper cycle rate
(Fig. 9). Set adjustable anticipation for total current of heat
and fan control.
Locate the current rating stamped on the control or valve
(Fig. 10), or the setting given in the device instructions.
If no current rating or heat anticipator setting is given,
measure the current with an ammeter. Proceed with the
following steps.
Fig. 9—Adjust heat anticipator.
SET CLOCK
Adjust the clock by moving the minute hand in a clock-
wise
direction. Do not reverse the minute hand.
When time is correctly set, the time indicator arrow
(Fig. 8) must point to the correct time and the corresponding
daytime (light) or nighttime (dark) portion of the program
dial.
Fig. 8—Set clock.
SET HEAT ANTICIPATOR
If T8090 is used on a steam system, skip to Attach
Thermostat Cover section. When used on any other heating
system, cut the two black heat anticipator jumper wires. See
Fig. 9. Follow the remaining section steps.
Fig. 10—Current rating of primary control.
MINUTE
HAND
TIME
INDICATOR
ARROW
M1813A
PROGRAM DIAL
V8043E 1004 4
24V 50/60CY
.32 AMP @ 60CY
8406
24 Vac 50/60 Hz
0.4 AMP
30 VAC
0.2 AMP
T
F
T
F
OIL BURNER CONTROL
SHOWS
CURRENT
DRAW
SHOWS
VOLTAGE
RATING
M6116B
FROM MAIN
FUEL SUPPLY
SHOWS
VOLTAGE
RATING
TO
BURNER
SHOWS
ANTICIPATOR
SETTING
TYPICAL GAS VALVE
ZONE VALVE
SHOWS
VOLTAGE
RATING
SHOWS
ANTICIPATOR
SETTING