Henny Penny 591 Installation Manual
DEMA DIVERTER VALVE
MODELS: 591 & 591-2
INSTALLATION INSTRUCTION
The Diverter Valve is designed to mount to a faucet and divert the flow of water to a DEMA Blend Center.
Model 591 uses a ½” barb and clamp to connect to DEMA 44-3-6LFC garden hose.
Model 591-2 uses a male garden hose fitting to connect to DEMA 44-3-6 garden hose.
1. PARTS CHECKLIST:
ITEM DESCRIPTION QTY
A
B
C
D
E
2. INSTALLATION:
For mounting onto externa l aerator threads, insert 1/16” rubber washers into valve body and screw
directly onto faucet. Do not use faucet adapter.
Diverter Valve Assembly 1
Faucet Adapt er 1
1/16” Thick Rubber Washer 2
1/8” Thick Rubber Washer 1
Hose 1
Hose Clamp (For Model 591 Only) 1
F
For garden hose threads, screw faucet adapter to valve body after inserting rubber washers, then insert
1/8” rubber washers into faucet adapter. Screw onto faucet.
For all other thread types, see page 2 for proper adapter to use. Slip end of hose over barb on valve,
secure with hose clamp. Connect male fitting on hose to the water inlet of the Blend Center.
3. OPERATION:
Turn on water supply and pull out knob (See figure 1). Water will instantly start to flow through the
hose and into the Blend Center. When the water supply is turned off, the diverter valve will reset
itself. The next time the water is turned on, the valve will remain off until it is activated again.
NOTE: Some water will come out the bottom of the diverter valve to provide a visual
4. SERVICING:
Caution: Turn off water supply before servicing.
Valve fails to operate properly:
1. Low water pressure. At least 15 psi is required.
2. Lime deposits in water passages. Remove diverter valve body and soak in deliming solution.
indication that the hose connected equipment is under pressure; this is normal
operation. Many municipalities require this feature in their plumbing codes.
NOTE: When servicing unit, be sure that replacement parts have been installed
according to the drawing.
I-289 Pg. 1 of 4
Rev. C-29785 04/04
DEMA DIVERTER VALVE
MODELS: 591 & 591-2
INSTALLATION INSTRUCTION
RETURNS: NO MERCHANDISE MAY BE RETURNED FOR CREDIT WITHOUT DEMA’S
WRITTEN PERMISSION. RETURN MERCHANDISE AUTHORIZATIO N NUMBER
REQUIRED IN ADVANCE OF RETURN.
WARRANTY: DEMA products are war ranted against defective material and workmanship under normal use
and service for one year from the date of manufacture. This limited warranty does not apply to
any products which have a normal life shorter than one year or failure and damage caused by
chemicals, corrosion, improper voltage supply, physical abuse, or misapplication. Rubber and
synthetic rubber parts such as “o”- rings, diaphragms, squeeze tubing and gaskets are
considered expendable and are not covered under warranty. This warranty is extended only to
the original buyer of DEMA products. If products are altered or repaired without prior
approval of DEMA, t h is war ranty wi ll be voi d.
Defective units or parts should be returned to the factory with transportation prepaid. If
inspection shows them to be defective, they will be repaired or replaced without charge,
F. O.B. fa ctor y. DEM A assu mes no lia bi lity f or da mages. Retur n mer chan dise a uthor iza tion
numb er, to retur n u nits for repair or replacement, must be gra nted in a d vance of return.
I-289 Pg. 2 of 4
Rev. C-29785 04/04
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