Troubleshooting Chart:
Problem
Cause
1. No discharge
a. No water
b. Magnetic valve not functioning
c. Eductor clogged
d. Clogged water inlet strainer
2. No concentrate draw
a. Clogged foot valve
b. Metering tip or eductor has
scale build-up
c. Low water pressure
d. Discharge tube and/or fl ooding
ring not in place
e. Concentrate container empty
f. Inlet hose barb not screwed
into eductor tightly
g. Clogged water inlet strainer
h. Air leak in chemical pick-up tube
i. Selector out of position
3. Excess concentrate draw
a. Metering tip not in place
b. Chemical above eductor
4. Failure of unit to turn off
a. Water valve parts dirty or
defective
b. Magnet doesn't fully return
c. Push button stuck
5. Excess foaming in discharge
a. Air leak in pick-up tube
* In hard water areas, scale may form inside the discharge end of the eductor, as well as in other areas of the unit that are
exposed to water. This scale may be removed by soaking the eductor in a descaling solution (deliming solution). To remove
an eductor located in the cabinet, fi rmly grasp water valve and unthread eductor. Replace in same manner. Alternatively, a
scaled eductor can be cleaned (or kept from scaling) by drawing the descaling solution through the unit. Operate the unit
with the suction tube in the descaling solution. Operate the unit until solution is drawn consistently, then fl ush the unit by
drawing clear water through it for a minute. Replace concentrate container and put suction tube into concentrate.
Hydro Systems 3798 Round Bottom Road, Cincinnati, OH 45244 Phone: (513) 271-8800 Fax: (513) 271-0160
Solution
a. Open water supply
b. Install valve parts kit
c. Clean* or replace
d. Disconnect inlet water line and clean s
strainer
a. Clean or replace
b. Clean (descale)* or replace
c. Minimum 25 PSI (with water running)
required to operate unit properly
d. Push tube fi rmly onto eductor discharge
hose barb, or replace tube if it doesn't
have a fl ooding ring.
e. Replace with full container
f. Tighten, but do not overtighten
g. Disconnect inlet water line and clean
strainer
h. Put clamp on tube or replace tube if brittle
i. Assure selector is in position desired
a. Press correct tip fi rmly into barb on
eductor
b. Place concentrate below the eductor
a. Clean* or replace with valve parts kit
b. Make sure magnet moves freely.
c. Remove button and clean cabinet/button
to remove any dirt lodged in slide recess
a. Put clamp on tube or replace tube if brittle
10098236
Rev. 3 9/15
Proportioner
Model 35761
with E-gap Eductors
(ASSE 1055 Approved)
THANK YOU FOR YOUR INTEREST IN OUR PRODUCTS
Please use this equipment carefully and observe all warnings and cautions.
***************************************************NOTE ********************************************
protective clothing and eyewear when dispensing chemicals or other materials or when working in the vicinity of all
WEAR
chemicals, filling or emptying equipment, or changing metering tips.
observe safety and handling instructions of the chemical manufacturer.
direct discharge away from you or other persons or into approved containers.
ALWAYS
dispense cleaners and chemicals in accordance with manufacturer's instructions. Exercise CAUTION when maintaining
your equipment.
reassemble equipment according to instruction procedures. Be sure all components are firmly screwed or latched into
position.
KEEP
equipment clean to maintain proper operation.
ATTACH
only to water tap outlets (85 PSI Maximum).
if the unit is used to fill a sink, or the discharge hose can be placed into a sink. The unit must be mounted so that the
NOTE
bottom of the cabinet is above the overflow rim of the sink.
Installation and Operation:
1. Find suitable place close to water source for unit. Mounting bracket should be installed approx. 5' from the floor. Level
bracket and mark holes. Drill 9/32" holes and install mounting anchors and screws in bracket.
2. Remove cabinet cover and hang cabinet on bracket. Mark hole for lower cabinet screw. Remove cabinet and drill 9/32" hole.
Install anchor and screw in lower cabinet hole. When mounting unit, do not mount more than 5 feet from the floor. Also, never
mount your concentrate container higher than the unit. Keyhole slots are also provided in the cabinet back if the mounting
bracket won't be used.
3. Select metering tips (up to 4) for the selector valve. (see next two sections) Push each tip firmly into a separate hose barb
extending from the selector valve. A tip with no hole (clear plastic) can be used to block any valve port being used. (This may
be used for dispensing water only). Select and install a metering tip for the single product eductor (right side) in the same
manner.
4. Cut tubing provided into separate supply tubes for each product to be dispensed (tubing allows 7 feet of tube per product).
Supply tubes should reach from hose barbs on the selector valve body and eductor to bottom of concentrate containers
Slide ceramic weights over one end of each tube and slide foot valves into the same ends of the tubes.
5. Slip other end of supply tube through an opening in either side of the cabinet and push over the hose barb/metering tip on
the eductor. (Repeat for all eductors.)
6. Place foot valve ends of supply tubes into concentrate containers. REMEMBER TO CHECK FOOT VALVE STRAINERS
REGULARLY FOR CLOGGING: CLEAN IF NECESSARY.
7. A short discharge tube is used with the 1GPM eductor; minimum tube length is 8 inches (20cm) for proper operation. Longer
tubes (4 feet) are used with a 3.5 GPM eductor. Do not remove the flooding rings from inside the tubes. Slide end of tube
with flooding ring over eductor discharge outlet. (Repeat for all eductors.) Hooks may be installed on longer tubes to allow
discharge tube to conveniently hang from dispenser when not in use.
8. Replace cabinet cover. Push the sides in, behind the latch holes, to snap the cover in place. The two screws provided may
be installed in the holes in the cabinet sides to prevent easy removal of cover.
9. Connect water supply hose of at least 3/8 " ID to water inlet swivel. (Minimum 25 PSI pressure, with water running, is required
for proper operation.) Connect opposite end of hose to water supply. Turn water supply on.
10. Purge air from the system by depressing the buttons briefly. There may be some water discharge from the eductor vents
until the air is purged.
11. Push button to start flow of desired water/concentrate solution, and hold until supply tube is primed (filled).
Then push the button whenever dispensing is desired, and release button to stop flow of solution. If you wish to be able to
lock the button in the "on" position: Depress button and slide button lock up. To unlock, depress button and release.
12. It is essential that the discharge hose not be obstructed. If discharge is restricted, water will flow out the eductor
vents. Do not start to operate the dispenser with liquid in the discharge tube.
Package Should Contain:
1. Proportioner unit.
2. Supply tubing 21' total.
3. Foot valve assemblies
™ ™
& weights (5).
4. Discharge tubing for
each eductor.
5. Metering tip kits.
6. Mounting anchor kit.
7. Hose hook for 3.5 GPM
eductor.
8. Instruction sheet.
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