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ACORN ENGINEERING FIELD SERVICE

TOLL FREE

 800-743-8259 • 

LOCAL

  626-855-4866 • 

FAX

 626-855-4863

INSTALLATION, OPERATIONS & MAINTENANCE MANUAL

Please visit 

www.acorneng.com

for most current specifications.

WARNING:

 Some soap contains corrosive additives that 

can cause rust on stainless steel surfaces. Acorn 
recommends user/ maintenance personnel review MSDS 
reports of soap and possible corrosive additives noted.

To remove smudges and fingerprints:

Wipe surfaces with a quality Stainless Steel Cleaner/Polish. 
Apply using a soft non-abrasive cloth, wipe surfaces with 
stainless steel cleaner/polish.

Stainless steel should be kept clean at all times. If 
maintained, stainless steel surfaces will retain their new, 
clean, polished appearance indefinitely. To remove water 
spots or rust spots, stainless steel cleaner/polish on a cloth 
is recommended.

CARE AND CLEANING OF STAINLESS 
STEEL SURFACE

CARE, CLEANING, AND REPAIR 
OF CORTERRA  SOLID SURFACE

®

IF SPOTS ARE STUBBORN OR IF YOU WISH TO TREAT A 
SCRATCH: synthetic, abrasive, general-purpose pads such 
as Scotch Brite are recommended. Apply the stainless steel 
cleaner/polish to the synthetic, abrasive pad and 
CAREFULLY rub out spot with cleaner/polish. 

Be sure to 

rub in the direction of the grain!

 Do not allow steel wool to 

come in contact with stainless steel. Steel particles can 
embed into the stainless steel surface and create rust.

To remove rust stains:

Wipe surfaces with CRES (available from Acorn) or 
equivalent cleaner. Use recommended solutions. Apply 
using a soft non-abrasive sponge. Rinse surfaces 
immediately after application. Always follow cleaner product 
directions provided. Afterwards, using a soft, non-abrasive 
cloth, wipe surfaces with stainless steel cleaner/polish.

NORMAL CLEANING

Clean weekly or more often, as needed 
(especially high polishing surfaces)

RECOMMENDED CLEANING MATERIALS
-

  Sponge – natural or artificial

-

  Nylon or other soft-bristle material brush

-

  Soft cloth (as used on automobile finishes)

CORTERRA  SOLID SURFACE

®

Acorn's densified solid surface material is composed of 
recycled solid-surface polymer resin, aluminum trihydrate 
and fillers. It is resistant to stains, impact and burns and 
complies with ANSI Z124.3. It is attractive, durable and easy 
to maintain.

REPAIRING SURFACE DAMAGE

Surface damage, such as minor chips, scratches, burn 
marks and graffiti can be repaired with a fine grit abrasive 
cleanser, such as a Scotch-Brite pad or fine grit sandpaper. 
For more serious physical damage caused by vandals, an 
Acorn Solid Surface Repair Kit is available. Contact the 
factory for details. Refer to drawing #9927-160-002.

ROUTINE CLEANING

Corterra  should be kept clean at all times. If maintained, 

®

Corterra  surfaces will retain their new, clean appearance 

®

indefinitely. Wash with a non-abrasive all purpose cleaner 
and water, then rinse. Wipe dry. (Never use cleaners with 
strong chemicals such as toilet bowl cleaners, rust 
removers, ceramic cook top cleaners, laquer thinners or 
oven cleaners). To remove persistent stains use a Scotch 
Brite pad and an abrasive cleaner or a solution of household 
bleach and water (1 part water to 1 part bleach).

SOAP SYSTEMS

Acorn soap reservoirs and dispensers provide a dependable 
operation over long term when proper maintenance is 
performed and the correct soap is being used. The most 
common problem with soap systems is that the wrong 
viscosity (thickness) of soap is being used or high acidic pH 
levels are in the ingredients. Soap thickness can be best 
explained as no thicker or thinner than normal household 
liquid dish soap. The pH level of the soap should be 6.5 to 
8.5; more acidic soaps will corrode the metal parts and 
degrade rubber or plastic components.
Soap reservoirs and dispensers should be maintained 
periodically to clear residue. This should be done in hot 
water to clean the internal components. The valve should be 
pumped multiple times to thoroughly clean any residue 
inside. The reservoir and tubing should also be flushed and 
cleaned with hot water. In cases of extreme clogs, the 
dispenser should be disassembled and the parts thoroughly 
cleaned.

RECOMMENDED CLEANING SOLUTIONS
-

  Hand dishwashing liquid/soft water solution

-

  Mild soap/soft water solution

-

  3M Stainless Steel Cleaner/Polish

-

  White vinegar/soft water solution 

 

  (for brightening, removing oil and

 

  hard water deposits)

-

  CLR Brand Cleanser or baking soda/soft

 

  water solution (for brightening, removing 

   hard water deposits)

-

  Club soda and sponge

FOR HIGH POLISH STAINLESS STEEL

Note: High polish stainless steel surfaces should never 
come into contact with any abrasive cleaning brush, cloth or 
cleaning agent.

FOR TOUGH PROBLEMS

 CRES Cleaner specifically for rust stains (available from 

Acorn)

 Tarn-X for general stains

 #7 chrome polish

 Silver polish

To remove stubborn spots or to treat a scratch 

(Standard Satin Finish Only)

:

Use of synthetic, abrasive, general-purpose pads such as 
Scotch Brite is recommended. Apply the stainless steel 
cleaner/polish to the synthetic, abrasive pads and 
CAREFULLY rub out spot with cleaner/ polish. Be sure to 
rub in the direction of the grain! Do not allow steel wool to 
come in contact with the stainless steel. Steel particles can 
embed into the stainless steel surface and create rust!

Page 22 of 27

Part #: 6215-371-000

®

MERIDIAN  3753-HLH

Revised: 03/05/19

Summary of Contents for MERIDIAN 3753-HLH

Page 1: ...2 NPS Supply Angle Stops An 3 8 12 Count Fixture Wall Anchors and Anchoring Hardware and Appropriate Tools Teflon Tape 10 10 Count Fixture Wall Anchors and Anchoring Hardware and Appropriate Tools ACO...

Page 2: ...UFAS or ADA compliance is subject to the interpretation and requirements of the local code authority and is the responsibility of the installer for verification NOTE Receptacle s must be wired to a G...

Page 3: ...se visit www acorneng com for most current specifications Page 3 of 27 ACCESSIBILITY COMPARISONS Part 6215 371 000 MERIDIAN 3753 HLH ADA ages 6 thru 12 ADA Adult 133 8 5 22 34 Rim Max ADA PROFILE 3 14...

Page 4: ...626 855 4866 FAX 626 855 4863 INSTALLATION OPERATIONS MAINTENANCE MANUAL Please visit www acorneng com for most current specifications Page 4 of 27 DIMENSIONAL DATA 22 90 15 30 30 4 205 8 30 30 3753 H...

Page 5: ...ots 8 Places B Supply Stub Outs with Stops for Valve 1 2 NPT Hot Cold Supply Inlets C Waste Outlet for 1 1 2 O D P Trap Provided D 120VAC 60 Hz 3A Max GFCI Protected Electrical Receptacle E Wall Ancho...

Page 6: ...nting Slots 8 Places B Supply Stub Outs with Stops for Valve 1 2 NPT Hot Cold Supply Inlets C Waste Outlet for 1 1 2 O D P Trap Provided E Wall Anchoring for 219 Diameter x 3 8 Long Enclosure Mounting...

Page 7: ...Wall Anchoring for 563 Diameter x 1 Long Angle Bracket Mounting Slots 8 Places B Supply Stub Outs with Stops for Valve 1 2 NPT Hot Cold Supply Inlets C Waste Outlet for 1 1 2 O D P Trap Provided F Va...

Page 8: ...ired Do not over tighten Place fixture on mounted angle brackets 1 and align the remaining mounted angle brackets 3 with installed wall anchors Fasten to wall loosely and proceed to step D C D E NOTE...

Page 9: ...sembly will require field cutting and fitting by the installer Grid Strainer w 1 1 2 16 UNE Threads Flat Fiber Washer 1 1 2 16 UNI Rough Chrome Brass Jam Nut Rubber Gasket 1 1 2 16 x 1 1 4 UNI Close E...

Page 10: ...site to ensure there are no leaks 4 To disconnect the tube from the fitting ensure that the water supply is off Push collet square towards the push in fitting body and hold While holding the collet in...

Page 11: ...t outlet of tempering valve to spout s using 1 2 NPT connections provided 5 Turn on fixture and allow water to flow for 2 minutes Measure water temperature at outlet If water is not at desired tempera...

Page 12: ...tivates See DETAIL C 2 Connect power supply to sensor Red light should be flashing 3 Move hand in front of sensor to distance of 2 to 4 within 5 seconds and wait until red light flashes quickly 4 Move...

Page 13: ...el by removing 4 10 32 x 3 4 screws from front of fixture using allen head bit provided socket driver by others Replace access panel when finished SO BAT Sensor Operation Battery Powered SENSOR OPERAT...

Page 14: ...Nut H Hand Operated 1 8 O D AIR TUBE 1 4 O D WATER LINE Leave a minimum 1 4 of polyethylene tubing through the Ferrule Nut on the pushbutton assembly This is necessary to ensure proper tubing connecti...

Page 15: ...rs or other accessories prior to wall mounting Position bridge enclosure 5 over combined waste and accessory tubing and secure to wall All wall anchors and anchoring hardware provided by others HINT F...

Page 16: ...i Rotation Pin Rubber Gasket Washer Black end of Check Valve Direction of Flow 3 8 Nut 3 8 O D Tube Mounting Bracket Install soap reservoir to wall inside trap enclosure using mounting brackets provid...

Page 17: ...o out now you are in the 1 sec timing mode and each time the button is pushed the LED will flash adding 1 sec to the total timing cycle When a timing mode is not required then do not push the button a...

Page 18: ...While the LED is steady on push button You are in the 1 sec timing mode immediately push the button 1 push equals 1 sec added to the total timing cycle LED turns off Pause and wait for the LED to flas...

Page 19: ...INSTALLATION OPERATIONS MAINTENANCE MANUAL Please visit www acorneng com for most current specifications BLACK RED BLACK SOLENOID CABLE RED POWER CABLE PROGRAMMING INDICATOR LED LIGHT TRANSPARENT EPO...

Page 20: ...nsor Stops or water main closed Bad sensor to solenoid connection Debris or scale in solenoid assembly Remove solenoid pull out plunger and spring and clean with scale remover solution or pressurized...

Page 21: ...tor seat Servomotor plate or diaphragm is obstructed Servomotor timer assembly is damaged Replace servomotor timer assembly Probable Cause Solution Valve riser tubing is crimped Straighten valve riser...

Page 22: ...act the factory for details Refer to drawing 9927 160 002 ROUTINE CLEANING Corterra should be kept clean at all times If maintained Corterra surfaces will retain their new clean appearance indefinitel...

Page 23: ...7 Part 6215 371 000 MERIDIAN 3753 HLH Stainless Steel Hex Head Cap Screw 20 x 3 4 Long 0206 008 000 0332 004 000 20 x 1 Thick Fender Washer COMPONENTS REPAIR PARTS Description Part No Diagram MOUNTING...

Page 24: ...HLH Enclosure HLL Right Side Low Side 6215 126 199 6215 116 199 HLR Right Side High Side Enclosure COMPONENTS REPAIR PARTS Description Part No Diagram ENCLOSURES Bridge or Transition 6215 108 199 621...

Page 25: ...5 371 000 MERIDIAN 3753 HLH COMPONENTS REPAIR PARTS Description Part No SPOUTS Diagram Push Button Assembly Stern Easy Remote Actuated Spout 2993 410 000 2566 270 001 Blank Piezo Pushbutton 0709 067 0...

Page 26: ...ARTS Description Part No VALVE Diagram Optional 3 Station Hand Operated Single Temp Metering Valve Assembly Optional 3 Station 9VDC Solenoid Single Temp Valve Assembly Optional T P 3 Station Hand Oper...

Page 27: ...hin reasonable period after receipt of the product Where claims for defects are made the defective part or parts shall be delivered to the company prepaid at City of Industry California for inspection...

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