Operation Manual
Contents
1. 640 Door 215 205 90 min 675 1105 Door open Installation Checklist CHECK OK NOTES Delivery Supplied complete fF no transit damage Position Level and stable on sound waterproof self draining floor Water Isolator valve fitted Accessible all fittings sound no leaks DCVs fitted Washtech only Correct direction Temperature 65 2 a G Flow rate Minimum 20 litres per minute Pressure 200 350 kpa limiter fitted if above this range Booster fitted if below this range Cold water when required Pressure not above 350 kpa Hardness Filter or softening if required Power Isolating switch Fitted functional and accessible Supply as specified NN Voltage current circuit breaker Waste Usually 40 mm Sound no leaks Air gap on pumped drain Very important GLV and UD models Chemicals product same primed Detergent E Rinse Aid AAA Machine operation Run several cycles Confirm correct operation Including correct fill levels Operator training Confirm Operator has copy of Operator Manual and is familiar with procedures Model 7s ome o Ton Technics E E Start up Pre rinse and racking Machine operation Drain Clea Shut down Operating Instructions Selector Switch Cycle Light Rinse Ready Light Wash Ready Light Power Light RINSE Rinse Y Temp2. ARNING Equipment contains dangerous voltages and can be hazardous if installed or operated incorrectly Non compliance with Warnings or failure to follow the instructions contained in this manual can result in loss of life severe personal injury or serious damage to property Use qualified skilled personnel Follow installation instructions Connect to correct voltage and supply current Provide fully accessible Electrical Isolation Switch amp water supply valves Training and Supervision 4 M M Hot Surfaces Chemicals Hot Water Cleaning Service Repair 4 M Read and Understand the Operatin instructions and train all staff This appliance must not be operated by children or infirm persons Machine panels must only be removed by suitably qualified and trained personnel internal hazards include live electrics and very hot surfaces This appliance is not intended for use as a stepladder Some surfaces may be hot or very hot Commercial dishwashing detergents are hazardous handle with care Read and follow the safety information found on the labels of detergent containers and Material Safety Data Sheets Use protective eyewear and clothing if decanting containers Do not put hands in wash water which may be over 60 C and contain hazardous caustic detergent Rinse water can be over 90 C Door safety switches are designed for emergency use only Do not hose down the machine or splash water over the ex
3. WASHTECH PROFESSIONAL WASH SYSTEMS PWI Series 3 HIGH PERFORMANCE POTWASHER WARNING Before installation and commissioning you must read the safety instructions and warnings carefully and all the warning labels attached to the equipment gt IMPORTANT Failure to comply even partially with the instructions given in this manual will invalidate the product warranty and relieves the manufacturer of any responsibility IMPORTANT The alteration of machine operation design or the replacement of parts not approved by the manufacturer may void warranties and approvals JG We have checked that the contents of this document correspond to the model described There may be discrepancies nevertheless and no guarantee can be given that they are completely identical The information contained in this document is reviewed regularly and any necessary changes will be included in the next edition We welcome suggestions for improvement Document subject to change without prior notice Information supplied in this manual is copyright No part of this work may be reproduced or copied in any form or by any means electronic or mechanical without the express permission of the author publisher Distributed In MOFFAT Service 1 800 622 216 A Australia by Orr LE Parts 1 800 337 963 740 Springvale Road Mulgrave 3170 Victoria Tel 03 9518 3888 Fax 03 9518 3818 Safety Instructions A Installation 4 4 4 4 W
4. d may appear different from this illustration e g those models with plastic wash arms have removable jets for ease of cleaning Regular Servicing Regular servicing of the dishwasher is absolutely essential to keep the machine in top working condition and obtain the best performance Please contact Moffat or your Authorised Service Provider to organize regular servicing of the dishwasher discuss a Preventative Maintenance Agreement for optimum performance and long machine life Note these are general instructions to assist in getting the best performance from Washtech dishwashers some comments and or illustrations may not apply to every unit L1 400 415V 50HZ 15A 3PN 7 LJ tm 60 120 180 240 300 360 6 MIN TIMER MOTOR TIME IN SECONDS PW1 3 SCHEMATIC DIAGRAM 010160 28 10 08 3B See PW1 3 Wiring Diagram 010235 for wiring layout and parts C1 2 5 KW BLUE 15mm BLUE 1 5mm OTCO BLUE 1 5mm BLACK 1 5mm O O RINSE 25 KW ELEMENTS WHITE 15mm WHITE 1 5mm OTCO WHITE 1 5mm BLACK 1 5mm O O BLUE ad WHITE WASH PUMP RED 2 a way SWITCH oi I gt i POWER ON LIGHT DOOR SWITCH RED T ORANGE i DOOR SWITCH z E i R RELAY FILL PRESSURE Rd RELAY SWITCH RED 15 a O YELLOW RINSE HEAT A AO VIOLET 15 VIOLET cr CONTACTOR 1 LTCO BROWN 15 BLACK 15mm WASH VIOLET 15 ELEMENT O O g Z TEST SWITCH 2 gt O WASH READY LIGHT
5. efer to point on the installation diagram run waste directly behind the machine or through open side panels or base Machine requires 3 Phase Neutral and Earth 400 415V 15A ph 50Hz permanently wired via wall switch mounted adjacent to machine Wash pump rotation must be checked after installation to ensure correct direction excessive noise and damage with incorrect direction Insert pump inlet hose into container of commercial low foam detergent Open machine door and switch machine on Press and hold detergent prime switch behind front cover until chemical flows into machine Commercial detergents can be hazardous read instructions and handle with care Installation Checklist Complete attached Installation Checklist to ensure machine is installed and running correctly and operator is familiar with operating procedures Troubleshooting If the machine doesn t fill after switching on the power check and ensure that the hot water supply tap is open water supply pressure is not below specification and Dual Check Valve is correctly installed arrows on the dual check valve s body specify water flow direction PW1 3 W INSTALLATION DIAGRAM PW1 3W 17 02 11 1B A Hot water supply B Waste C Power supply 1130 Door open All dimensions in millimeters 570 Rack Opening 680 Overall FRONT VIEW N J 975 1800 50 2175 50 750 Opening 180 N
6. ene regulations The best method is to pre rinse with a pre rinse spray unit Read the Operator Manual Correct installation including an adequate supply of water at the correct temperature and pressure is essential for effective operation of your machine Refer installation instructions for details Drain hose outlet height is important on some models Always install on a sound self draining floor Water softening is recommended in hard water areas especially for glasswashing ot alternatively by scraping or dunking in water Cutlery Procedures Pre soak cutlery in warm water preferably containing cutlery pre soak compound refer your chemical supplier Do not overfill cutlery containers Cutlery should be loose with handles down Sort after washing rather than before Cutlery of only one type nests together and obscures wash water Racking Procedures Cycle Times Detergent Do not overload racks minimize the overlap of crockery Cycle times are short and water consumption per cycle low so there is no advantage in overloading racks ILL N Y OS For multi cycle machine use the longest cycle whenever possible Note that water consumption does not increase with longer cycles Only choose shorter faster cycles when necessary Use of correct type and quantity of low foaming commercial grade detergent is essential to the performance of the machine We strongly recommend that you use a pr
7. erature Gauge 30 5 Wash Y Y WASH Temperature Gauge 30 5 _ li Start Switch 5 Shut down every night Start up Fit drain upstand wash pump filter scrap trays and shut door Turn wall power switch on and select any cycle 1 2 or 3 Power light glows red and machine fills automatically Wash Ready light water symbol glows amber when wash tank is ready Rinse Ready light tick symbol glows amber when the machine 15 up to required temperature and ready to run Operation Select required cycle 1 2 or 3 for 2 4 or 6 minutes cycle accordingly Try cycle 3 initially and switch to faster cycles only if necessary Load rack into machine and close door Press Start button to start the machine Cycle light glows green while machine operates When Cycle light goes out cycle is complete Open door and remove rack NOTE Machine will not operate unless Ready lights are on Turn machine and wall power switches off Remove drain upstand to drain wash tank Remove scrap trays and wash pump filter and rinse clean Replace drain upstand filter and scrap trays Dishwashing Procedures for best results Note these are general instructions to assist in getting the best performance from Washtech dishwashers some comments and or illustrations may not apply to every unit Installation Pre rinsing __ Pre scraping of dishes is required by hygi
8. ofessional dishmachine chemical supplier and will be pleased to recommend a supplier in your region Discuss with them the use of cutlery pre soak solution detergent and drying agent Dishw Drying Daily Cleaning ashing Procedures for best results Single tank commercial dishwashers do not have a drying cycle However the machines do rinse at high temperatures which promote fast drying particularly when drying agents are used We recommend prompt removal of the rack from the machine leave the rack on the bench for 2 to 3 minutes before emptying This time will be reduced with correct use of drying agent rinse fluid which reduces water surface tension and allows water to drain quickly from washware For advice on drying agents and injectors refer to your chemical supplier It is essential that the machine is drained and cleaned at the end of each day Drain the machine then remove clean and replace filters as per the operating instructions Regularly check the wash and rinse jets and clean them if necessary see below Regular Cleaning Remove scrap trays and wash pump inlet filter where fitted and rinse or brush clean Remove wash and rinse arms by undoing the central thumbscrews If necessary remove the end cap screws from the wash arms and the end screws from the rinse arms and flush the arms with water and or use a toothpick or paperclip to clear jets Note arms and filters vary with model an
9. terior Watch for broken glass etc when cleaning the inside of the machine Under no circumstances the user should attempt to carry out repairs All service repair work must be carried out by qualified personnel only Installation A n Positioning Water Supply Waste Power Detergent WARNING Installer must be suitably qualified and ensure compliance with all codes and standards includine AS NZS3500 1 Failure to comply even partially with installation instructions may void the watranty Unpack machine check for damage and complete delivery Install machine on sound waterproof self draining floor and use adjustable feet to level machine Allow room for detergent to one side of machine or in adjacent cupboard 20litre container requires about 450H x 250W x 350D but smaller containers are available from many suppliers Hot water temperature 65 C 5 C Connection 20 mm 3 4 BSP Male Flow rate minimum 20 litres per minute Consumption per cycle 3 5 litres approximately Backflow prevention Dual Check Valve fitted standard Pressure 200 350 KPa 30 50 Psi Above this range fit pressure limiter Don t use small diameter plastic supply lines especially below this range when optional rinse booster pump may be required FLUSH supply line before connection Poor quality supply or excessive water hardness may affect performance or damage machine filtration and or softening is recommended 40 mm gravity drain r
10. z i 2 RINSE READY LIGHT no DRAIN SWITCH C LE START rM OE a DRAIN PUMP YELLOW hios N C lt OPTIONAL O Q TI WHITE BLUE Nah TIMER MOTOR R1 9 Th N C O WHITE L _ 3 ORANGE BROWN CYCLE LIGHT O O O O N O T5 N C ORANGE ADVANCE tu 1 YELLOW RED TIMER MOTOR NO 5 N C 2 ul 3 pink 12 0 O wo YELLOW BLUE 7 THERMISTOR NN WHITE I A FILL RINSE Y SOLENOID RINSE PUMP IF FITTED DEGREES 0 30 60 90 120 150 180 210 240 270 300 330 360 DETERGENT PUMP SEC TIMER 71 RINSE AID 250 mi PUMP E T7 NC WHITE BROWN NH OPTIONAL o A lt T2 O N O O N C O 346 SEC RINSE 3 RINSE AID CONNECTION OPTIONS Th WASH 1 1 Cycle active feed SEC refer main terminal block for all connections WASH 2 5 2 Timer cam controlled feed Main Power Active refer main terminal block Z Z YW Neutral amp Earth refer main terminal block 16 GOW IL DETERGENT 095 ae ut R nse Aid Active refer R connection wire provided Z 7 7 J 7 Z ce F id injecti Washtech t 620120 ded v WUC s Le 5 reconmende 907DV FITTED WITH 6 MINUTE GEAR SET CODE 22781 IS CAM CLOSEST TO Notes
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