ACT D’MAND
®
SYSTEMS
STS-Series Pre-Fab Easy Installation System
For Models: STS-50T, STS-70T, STS-02T
Installation and
Operating Instructions
for existing homes with standard piping
or standard recirc piping
ACT D’MAND
®
Systems are manufactured using the highest quality U.S. made component
parts available. PDV Valves (Positive D’MAND
®
Valve) are built into each D’MAND
®
System.
Patented, ACT, D’MAND
®
Electronics are the controls for each D’MAND
®
System. This
state-of-the-art electronics allows the D’MAND
®
System to accurately and automatically
adjust and shut off the system every time activated. The ACT D’MAND
®
Systems are the
only approved D’MAND
®
re-circulation product that saves both energy and water
tested by the US Department of Energy. You can look forward to over 15 years of life
expectancy with an ACT D’MAND
®
System.
ACT D’MAND
®
Systems
DESIGNED FOR TODAY...
DEDICATED TO THE FUTURE
®
www.gothotwater.com
ACT, Inc. D’MAND
®
Systems
3176 Pullman Street, Suite 119, Costa Mesa, CA 92626
1-800-638-5863 •
email: [email protected]
L-Met-001
REV 10/11
Installing The ACT D’MAND System for STS-02T
1. Check the package contents
Your ACT D’MAND
®
System Includes:
STS-02T MODEL
• Pre-assembled STS-02T pump with built-in D’MAND
®
Electronics Circuit
Board, PDV Valve System (Built in check valve) and Thermistor
• Set of flanges & gaskets
• (1) push-button
STS-02T PF-R MODEL
• Pre-assembled STS-02T pump with built-in D’MAND
®
Electronics Circuit
Board, PDV Valve System (Built in check valve) and Thermistor
• 2 Flanges
• 2 O-rings
• 2 Connection T’s
• 2 Stainless Steel Female Flex-line
• An RT-911 Remote Control Package
2. Installing the D’MAND
®
System
Flange Set-up
Lay pump out with electrical box on top and flange fittings on each side.You will need:
2 bolts, 2 nuts, 1 flange and 1 O-ring per side. Place the small round gasket (O-Ring
Gasket) inside the groove of the pump, secure with nuts and bolts provided. Repeat
procedure on the other side of the D’MAND
®
System.
Follow “Installation for the S-Series Systems” on page 1 until # 6, you will have
3/
4“
female flex lines.
LOOKING DOWN ONTO PUMP
Page 4
ACT, Inc. D’MAND
®
Systems will replace without charge (at the company’s option) any ACT D’MAND
®
pump, valve or component part which is proven defective
under normal use. Model STS-70T Series and Model STS-02T Series: Warranty-five years from date of purchase; Model S-50T: Warranty-three years from date
of purchase; Accessories: Hardwired Buttons and Remote Activators and Receivers: Warranty-one year from date of purchase. Labor is not included with
D’MAND
®
Limited Warranty.
In order to obtain services under this warranty, it is the responsibility of the purchaser to promptly notify the Company in writing and promptly deliver the item in question,
delivery prepaid to the factory. The address for notification and delivery is ACT, Inc. D’MAND
®
Systems, 3176 Pullman Street, Suite 119, Costa Mesa, CA 92626. If the
product or part in question contains no defect as covered in this warranty, the purchaser will be billed for the parts and labor charges in effect at the time of factory
examination and repair.
Any D’MAND
®
product or part not installed or operated inconformity with D’MAND
®
instructions or which has been subject to misuse, misapplication, the addition
of petroleum based fluids or certain chemical additives to the system, or other abuse, will not be covered by this warranty.
ACT, Inc. D’MAND
®
Systems OFFERS THIS WARRANTY IN LIEU OF ALL OTHER EXPRESS WARRANTIES. ANY WARRANTY IMPLIED BY LAW INCLUDING
WARRANTIES OF MERCHANTABILITY OR FITNESS IS IN EFFECT ONLY FOR THE DURATION OF THE EXPRESS WARRANTY SET FORTH IN THE
PARAGRAPH ENTITLED “LIMITED WARRANTY” AS SHOWN ABOVE.
THE ABOVE WARRANTIES ARE IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR STATUTORY, OR ANY OTHER WARRANTY OBLIGATION ON THE
PART OF ACT, INC. D’MAND
®
SYSTEMS.
ACT, INC. D’MAND
®
SYSTEMS WILL NOT BE LIABLE FOR ANY SPECIAL INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES RESULTING FROM
THE USE OF ITS PRODUCTS OR ANY INCIDENTAL COSTS OF REMOVING OR REPLACING DEFECTIVE PRODUCTS.
This warranty gives your specific rights, and you may have other rights which vary form state to state. Some states do not allow limitations on how long an implied warranty
lasts or on the exclusion of incidental or consequential damages, so those limitations or exclusions may not apply to you.
1. The pump does
not run when push
button is pressed
A. No power at electrical outlet
B. You’ve plugged the controller into an
electrical outlet controlled by a wall
switch, (such as the outlet under
many kitchen sinks that controls the
garbage disposal)
C. Power cord is not secured to pump
and valve
D. Wire to push button is not
connected well
E. The temperature setting is already
sensing “hot” water so the pump is
not being activated
•
Plug the controller into a “hot” outlet
•
Shut off power, then make sure wires
have good contact
•• C
Ca
allll 1
1--8
80
00
0--6
63
38
8--5
58
86
63
3
tto
o rre
es
se
ett s
se
en
ns
siittiiv
viitty
y s
se
ettttiin
ng
g
}
}
P
Prro
ob
blle
em
m
P
Po
os
ss
siib
blle
e C
Ca
au
us
se
e
R
Re
em
me
ed
dy
y
2. The water is not
hot enough
A. Pump or valve was installed with water
flow going in the wrong direction
B. There is something in the piping that
has blocked the flow of water
•
Check the arrows on the housings of the
valve and pump to make sure they point in
the correct direction (see page 2)
•
Check the piping for obstruction
3. There is hot
water at the cold
water tap
A. The temperature sensitivity setting
now in place is too high, so the
pump is not shutting down soon
enough
•• C
Ca
allll 1
1--8
80
00
0--6
63
38
8--5
58
86
63
3
ffo
orr rre
es
se
ett iin
nffo
orrm
ma
attiio
on
n
4. Water is not hot
enough when
pump shuts down
A. The temperature sensitivity setting
now in place is too low, and the
pump is turning itself off too soon
•• C
Ca
allll 1
1--8
80
00
0--6
63
38
8--5
58
86
63
3
5. There is hot
water in the cold
water lines only
A. The pump is installed backwards
•
Reinstall the pump correctly
TROUBLESHOOTING
WARRANTY
Hot
Water
Supply
Valve
Cold
Water
Supply
Valve
H
C
COLD WATER LINE
WATER
SUPPLY
Water
Heater
HOT WATER LINE
Hardwired
Button
Pump &
Controller
Existing Plumbing
Recirc Line
®
6. Pump runs
approx. 4 mins. &
stops with no hot
water present
A. Air trapped inside the pump
•
Remove both flexlines at the custom tees.
Fill both flexlines with water and reconnect
7. Motion sensor
not activating
pump
A. Circuit board not set to 12V inside
D’MAND
®
Pump
•
Setting must be changed
•• C
Ca
allll 1
1--8
80
00
0--6
63
38
8--5
58
86
63
3
130369 ACT Instruction Sheet:115433 ACT Instruction Sheet 11/4/11 2:28 PM Page 1
