Acorn Meridian 3791-LO Installation, Operation And Maintenance Manual Download Page 19 | Manualshive

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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.

B

L

A

C

K

R

E

D

BLACK SOLENOID

CABLE

RED POWER

CABLE

PROGRAMMING INDICATOR
LED LIGHT

TRANSPARENT
EPOXY FILLING

PIEZO
PUSHBUTTON

Page 19 of 28

®

MERIDIAN 3791-LO

Part #: 9927-140-001

Date: 03/06/19

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Summary of Contents for Meridian 3791-LO

Page 1: ...Hammer Carpenters Level 1 2 NPS Supply Angle Stops And 1 2 NPS Supply Flex Hose s 1 4 Slotted Tip Screwdriver For Metering Adjustment 7 16 Hex Wrench Fixture Wall Anchors and Anchoring Hardware and A...

Page 2: ...rical Code Important Some options may slightly alter installation To ensure proper installation review the manual thoroughly and verify rough ins before beginning any work File this manual with the ow...

Page 3: ...INTENANCE MANUAL MERIDIAN 3791 LO Please visit www acorneng com for most current specifications Page 3 of 28 ACCESSIBILITY OVERVIEW Part 9927 140 001 ADA ages 6 thru 12 ADA Adult 34 RIM MAX 4 9 121 2...

Page 4: ...9 LOCAL 626 855 4866 FAX 626 855 4863 INSTALLATION OPERATIONS MAINTENANCE MANUAL MERIDIAN 3791 LO Please visit www acorneng com for most current specifications Page 4 of 28 DIMENSIONAL DATA 15 6 4 191...

Page 5: ...IMENSIONS ADA Adult MERIDIAN 3791 LO Part 9927 140 001 E D C B A Supply Stub Outs with Stops for Valve 1 2 NPT Hot Cold Supply Inlets Waste Outlet for 1 1 2 O D P Trap 120VAC 60 Hz 3A Max GFCI Protect...

Page 6: ...ROUGH IN DIMENSIONS ADA AGES 6 THRU 12 YEARS Part 9927 140 001 E D C B A Supply Stub Outs with Stops for Valve 1 2 NPT Hot Cold Supply Inlets 120VAC 60 Hz 3A Max GFCI Protected Electrical Receptacle 3...

Page 7: ...SIONS OBC ONTARIO BUILDING CODE E D C B A Supply Stub Outs with Stops for Valve 1 2 NPT Hot Cold Supply Inlets Waste Outlet for 1 1 2 O D P Trap 3 8 Diameter Mounting Holes For Anchoring Points 13 Pla...

Page 8: ...mounting hardware by others See DETAIL A Place deck assembly on frame making 2sure angle engages behind frame joggle See DETAIL B Assemble underside of bowls to frame with 1 4 20 x 1 2 long hex bolts...

Page 9: ...ns to 1 1 2 P trap Install grid strainer and close elbow to bowl 3using plumber s putty HINT Teflon tape is recommended on all threaded waste and supply connections NOTE Waste assembly may require fie...

Page 10: ...s provided by installer 5 Turn on fixture and allow water to flow for 2 minutes Measure water temperature at outlet If water is not at desired temperature adjust as necessary 2 Connect hot and cold wa...

Page 11: ...E H HAND OPERATED SHOWN IMPORTANT MERIDIAN 3791 LO Part 9927 140 001 for ST Single Temperature valves flush supply line Connect installer Bprovided 1 2 NPS flex hose to valve Before making up the supp...

Page 12: ...ed wires See DETAIL A 2 Connect power supply to sensor Red light should be flashing 5 Hold hand at desired sensing distance until red light stops flashing and solenoid activates See DETAIL C 4 Move ha...

Page 13: ...anel 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 OPER...

Page 14: ...e 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 connec...

Page 15: ...3 INSTALLATION OPERATIONS MAINTENANCE MANUAL Please visit www acorneng com for most current specifications ACCESS PANEL INSTALLATION Install front and side access panels using 10 32 x 3 4 center rejec...

Page 16: ...WARNING MERIDIAN 3791 LO NOTE Soap Tank Capacity 0 5 Gallons Remove Corterra plug from 2top cover and soap access plug from bottom of sprayhead enclosure Install soap filler assembly 4to top cover an...

Page 17: ...ycle Prevision must be made to access the back of the piezo pushbutton There is an LED on the back of the piezo pushbutton under a layer of transparent epoxy used as a programming indicator light As s...

Page 18: ...LED to flash 2 times Reconnect power Power down piezo button for 10 seconds You are in the 1 sec timing mode immediately push the button 1 push equals 1 sec added to the total timing cycle You are in...

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: ...sensor 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 pressurize...

Page 21: ...motor 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 ris...

Page 22: ...ed with hot water In cases of extreme clogs the dispenser should be disassembled and the parts thoroughly cleaned SOAP SYSTEMS Acorn soap reservoirs and dispensers provide a dependable operation over...

Page 23: ...O Part 9927 140 001 Page 23 of 28 PUSHBUTTONS COMBINED WASTE ASSEMBLY 1 4 20 Hex Nut Allen Head Bit With Center Reject 0296 025 199 4970 001 001 P trap Assembly Cover Plate 6214 150 001 Elbow Grid Str...

Page 24: ...ations 1 4 Lock Washer 0337 050 000 0331 005 000 1 4 Flat Washer COMPONENTS REPAIR PARTS Description Part No Diagram MOUNTING HARDWARE 1 4 20 UNC x 1 Hex Head Cap Screw 0206 002 000 0206 004 000 1 4 2...

Page 25: ...specifications Description Corterra Plug Contact factory for color selection 6214 109 101 6213 129 000 Soap Filler Assembly 6214 004 001 Soap Tank Drain Adapater 6214 012 199 Soap Dispenser Assembly 6...

Page 26: ...5 001 2998 055 199 Spanner Key For Spout Aerator And Soap Filler 9 VDC Plug In Transformer 0711 410 001 9 VDC Solenoid 2563 326 001 ELECTRONIC HARDWARE COMPONENTS REPAIR PARTS Description Part No SPOU...

Page 27: ...PARTS Description Part No VALVE Diagram 2598 301 001 Optional 1 Station Hand Operated Single Temp Metering Valve Assembly 2598 331 001 Optional 2 Station 9VDC Solenoid Single Temp Valve Assembly Opti...

Page 28: ...within 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 inspect...

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