®
ELECTRONIC 7-DAY WATER - HEATER TIME SWITCHES MODELS EH10 AND EH40 WITH BATTERY CARRYOVER MAN
AUTO
PROG
RUN
TIME
SET
ON
OFF
EVENT
DA
HOUR
MIN
LOAD
RESET
BA
TTERY
OWNER/INSTALLER INSTRUCTION MANUAL A
TO INST YOUR INTERMA
URE T
RESUL INJURY AND/OR PROPERTY
DAMAGE! RET
MANUAL (MAN) - AUTOMATIC (AUTO) (See Fig. 1)
•
MANUAL: Bypasses your program completely; timer
will not resume program until you return switch to
AUTO mode position.
• AUTOMA For automatically switching at ON/OFF
times; accurate to-the-minute.
PROGRAM (PROG) - RUN - TIME SET • PROGRAM: Use this position when programming.
• RUN: Use this position for normal operation. Be sure to
return to RUN after setting time and program.
• TIME SETUse this position to set day and time of day
ON/OFF - EVENT (the large push button) - Ser
pur
• EVENT
Used for programming (active only when switch
is set at PROG)
• ON/OFF: Override (active only when switch is set at
RUN); turns load ON if already off or OFF if already on.
T
slide switch is in
accessible without opening the enclosure.
SPECIFICATIONS: Clock VEH40 - 240V
EH10 - 120V
Power Consumption - EH10 - 1.0 W
W
Contact Configuration - EH10 (SPST) Single pole-single
throw model-
Switch Rating (Per Pole) -
• 30 amp inductive/resistive - 120-240V
• 1 H.P
• 1-1/2 H.P
• 5 amp tungsten, 120-240V
Set Points (Events) - 12 total (6 ON/6 OFF) - Can be
assigned in any combination to weekdays, weekend days,
daily or weekly operation providing up to a maximum of 84
weekly operations (42 ON/42 OFF).
Battery Powered Clock Operation - 3 years minimum,
AA industrial grade alkaline supplied with time switch.
Minimum ON/OFF Time - 1 Minute
Maximum ON/OFF Time - 6 days 23 hours 59 minutes
Shipping Weight - 2.37 Lbs. (1.05 Kg)
Case - Drawn steel, 7-3/4” (19.7 cm) high, 5” (12.7cm)
wide, 3” (7.6 cm) deep; gray finish with lockable spring
hasp, clear see-through viewing window and external over-
ride.
Knockouts - Combination of 1/2 - 3/4” (one on back and
each side, two on bottom)
Wire Size - A
GENERAL SAFETY INFORMATION: W
SWITCH
TIME SWITCH.
1. Mount the time switch in the desired location using the
three mounting holes which are provided. Mount the
time switch at eye level, if possible, providing
sufficient room to the left of the enclosure for the
cover to swing open fully
mechanism does not need to be removed from the
enclosure to mount the time switch since the top mount-
ing hole is a slotted type mounting hole. Secure a screw
or other fastener at eye level. The head of the screw
of fastener should be slightly larger than the narrow
portion of the slotted hole to ensure that the time switch
is securely held in place. The remaining two mounting
holes provide a means to secure the time switch.
2. If you do remove the mechanism, refer to Figure #3 and
remove the mechanism from the case by depressing
the catch at the top of the case and pulling out.
CAUTION: DO NOT TOUCH
BOARD COMPONENTS SINCE ST
COULD DAMAGE THE MICROPROCESSOR.
3. Replace the mechanism in the case if it has been
removed, making sure to engage ribs at sides of
mechanism between ears at sides of case before
snapping in place.
4. Lift the left side of the insulator of
and pivot it up and away to expose the terminal
screws.
5. Strip the supply and load wires by removing 1/2 inch of
insulation.
DO NOT USE Insert
the wire ends under the proper terminal plates and
tighten the screws firmly
A
grounding terminal at bottom of case.
6. Replace the plastic insulator
7. Follow instructions for battery installation. Be sure that
the battery is functioning properly
by seeing that the display is visible. If the display
has scrambled information, check to be sure that
the polarity orientation of the battery is as shown on
the cover label, then press the RESET switch and hold
for at least two seconds. Note that the battery can
easily be replaced without removing the time
switch mechanism or field wiring. Simply press in and
downward (in the direction of the arrow) on the
battery cover which is identified with the word “Battery”.
It is recommended that the battery be replaced with a
“AA” industrial grade alkaline cell at two to three
Fig. 3
Fig.2
®
Fig.1
Mounting Holes
Knockouts
Ground
T
Snap Out Catch
Tilt T
Lift Up
To
Remove
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