Steris Basil 4600 Operator's Manual
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Steris Basil 4600 Operator's Manual

Steris Basil 4600 Operator's Manual

Cage and rack washer
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OPERATOR MANUAL
Basil 4600 Cage and Rack Washer
Basil 4602 Cage and Rack Washer
(2008-06-12)
P122997-341

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Summary of Contents for Steris Basil 4600

  • Page 1 OPERATOR MANUAL Basil 4600 Cage and Rack Washer Basil 4602 Cage and Rack Washer (2008-06-12) P122997-341...

  • Page 2: A Word From Steris Corporation

    Any alteration of this equipment not authorized or performed by STERIS could void the warranty, adversely affect its efficacy and vio- late national, state and local regulations. To help assure operators are adequately trained in the safe use of the equipment, STERIS recommends that: •...

  • Page 3: Indications For Use

    Indications For Use The Basil 4600 Cage and Rack Washer and Basil 4602 Cage and Rack Washer are heavy duty, large capacity hydrospray washers designed for thorough, efficient cleaning of cages, racks, debris pans and miscellaneous items used in the care of laboratory ani- mals.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS Section Number Description Page A WORD FROM STERIS CORPORATION..............I Advisory ................................i Indications For Use ............................ii Service Information ............................ii 1 SAFETY PRECAUTIONS ..................1-1 2 INSTALLATION CHECKLIST ................2-1 2.1 General ..............................2-1 2.1.1 Technical specifications ......................... 2-1 2.1.2 Amperage and Power Consumption ....................
  • Page 5 TABLE OF CONTENTS (Cont’d) Section Number Description Page 3 COMPONENT IDENTIFICATION (Cont’d) 3.14 Automatic Water Flush System for Two Racks .................. 3-11 3.15 Drain Discharge Cooldown with Side Tank and Temperature Guarantee ........3-12 3.16 Drain Discharge Cooldown System with Cold Water Injection Only ..........3-13 3.17 Exhaust Fan ............................
  • Page 6 TABLE OF CONTENTS (Cont’d) TABLE OF CONTENTS Section Number Description Page 5 CYCLE PROGRAMMING (Cont’d) 5.4 Programming Operating Values ......................5-10 5.5 Programming Values with Access Code Enabled ................5-11 6 ROUTINE MAINTENANCE ...................6-1 6.1 General ..............................6-1 6.2 Preventive Maintenance Schedule ......................6-2 6.3 Daily Cleaning Procedures ........................
  • Page 7 Page 2 INSTALLATION CHECKLIST 2-1 Shutoff Valves and Disconnect switch ....................2-1 3 COMPONENT IDENTIFICATION 3-1 Washer Components - Basil 4600 (Typical) ..................3-1 3-2 Control Column ........................... 3-2 3-3 Control Panel ............................3-3 3-4 Printer ..............................3-5 3-5 Sample Printout ........................... 3-6 3-6 Sample Alarm Printout .........................

  • Page 8: Safety Precautions

    Always wear appropriate Personal Protective Equipment (PPE) when cleaning or removing debris from bottom of wash chamber and over suction plate. Only STERIS or STERIS-trained service personnel should make repairs and adjustments to this equip- ment. Maintenance done by inexperienced, unqualified personnel or installation of unauthorized parts could cause personal injury, invalidate warranty, or result in costly damage.
  • Page 9 WARNING – CHEMICAL BURN AND/OR EYE INJURY HAZARD: Washer chemicals are caustic and can cause adverse effects to exposed tissues. Do not get in eyes, on skin, or attempt to swallow. Read and follow precautions and instructions on chemical label and in Material Safety Data Sheet (MSDS) prior to handling detergent containers, or servicing detergent injec- tion pumps, tank, and lines.
  • Page 10 CAUTION – POSSIBLE EQUIPMENT DAMAGE (Cont’d): Before operating unit, always position manifolded Bottle Washing Cart over central water inlet connec- tor. If manifolded accessory is not positioned correctly, damage may result and unit will be unable to effectively wash load. Do not process load using Bottle Washing Cart when Automatic Floor Tilting option is activated.
  • Page 11 The tables below contain symbols which may be on your Basil 4600 Cage and Rack Washer or 4602 Cage and Rack Washer components: Table 1-1. Definition of Symbols on Unit Symbol Definition Protective Earth (Ground). Warning! Risk of Electrical Shock.

  • Page 12: Installation Checklist

    480 V~, three-phase, 60 Hz. A protective ground conductor is required (Class 1 Equipment). Installation Category is Overvoltage II. Refer to equipment drawing (920-505-383 for Basil 4600; 920-505- 871 for Basil 4602 or custom equipment drawing) for proper connec- tion.

  • Page 13: Permissible Environmental Conditions

    ❑ Shutoff valves (not provided by STERIS) should be installed on steam and water supply lines to unit (see Figure 2-1). Shutoff valves must be capable of being locked in OFF position only and...
  • Page 14 ❑ Basil 4600 Cage and Rack Washer and Basil 4602 Cage and Rack Washer must be installed between two walls, with a key- locked service door, so washer service side is not accessible to operator.

  • Page 15: Chemical Additives Specifications

    STERIS does not promote, recommend, nor endorse the use of any other type of chemical additives in the processing of articles in the Basil 4600/4602 Cage and Rack Washers, such as drying agents, strong alkaline detergents (pH>12), alcohol rinses and liquid germicides including hypochloric acid (bleach).

  • Page 16: Component Identification

    Computer control system monitors and automatically controls all cycle operations. Chamber Door and Viewing Window Reusable-Throwaway Detergent Tank Control Console Figure 3-1. Washer Components - Basil 4600 (Typical) Component Identification Operator Manual 122997-341...

  • Page 17: Power-Off/Standby Switch

    3.2 POWER-OFF/ POWER-OFF/STANDBY switch, located behind the printer door, includes two settings which direct operation of control (see Figure 3- STANDBY Switch • POWER – Press top portion of POWER-OFF/STANDBY switch to initialize control and place control in Ready Mode. •...

  • Page 18: Control Panel

    3.4 Control Panel Control Panel is used to direct all washer functions (see Figure 3-3). Operator may program specific cycles, review and select cycles, start, stop or reset cycle operation, extend or bypass cycle phases, and monitor cycle performance. Display Screen Cycle Status Touch Pads Manual Control...

  • Page 19: Manual Control Touch Pads

    after pressing CYCLE/START touch pad once. To start a cycle, CYCLE/START touch pad must be pressed a second time while selected cycle name is displayed. If touch pad is not pressed within 5 seconds, screen automatically returns to Cycle Menu. •...

  • Page 20: Printer

    • CURSOR (left or right) touch pad – press until item to be changed (word, letter, or number) flashes. • VALUE (up or down) touch pad – depending on item flashing (selected), press to either toggle between answer selections or scroll through alphabet and numbers 0 through 9.

  • Page 21: Sample Printout

    3.5.2 Sample Printout The following is an example of a typical cycle printout (see Figure 3-5): • POWER UP When POWER-OFF/STANDBY switch is set to POWER, generated printout lists time and date control was turned on and unit’s serial number. •...

  • Page 22: Unload-Side Control Panel

    3.6 Unload-Side An additional control column is installed on unload side of unit (see Figure 3-7). The unload side control panel features same touch pads Control Panel and display screen as load end control panel. All washer functions except POWER-OFF/STANDBY and PRINT/ PRINT VALUES can be directed from this control panel, and display screen concurrently shows same cycle performance data as load- side control panel.

  • Page 23: Safety System

    3.8 Safety System Chamber doors are equipped with a safety switch to stop washer operation if door is opened during a cycle and to prevent start of washer operation if door is not securely closed. Chamber doors are also equipped with a spring-loaded, explosion relief type safety latch.

  • Page 24: Heat Exchanger

    3.9 Heat Exchanger Washer is equipped with a steam heat exchanger and valving sys- tem to preheat incoming fill water, reducing normal water/solution heat-up time (see Figure 3-10). System is fully automatic and works during filling function of Pre- wash, optional Acid Wash (if acid tank is not available), and Rinse phases.

  • Page 25: Reusable-Throwaway Acid Detergent System

    3.11 Reusable- Washers equipped with Reusable-Throwaway Acid Detergent Sys- tem can be programmed to process an Acid Wash phase after Throwaway Acid Detergent Wash phase, and to either save or drain acid detergent Detergent System solution on completion of phase. System includes a separate acid detergent tank and piping con- structed of stainless steel.

  • Page 26: Feeder Bottle Washing System

    3.13 Feeder Bottle Feeder Bottle Washing System provides capability of processing a loaded bottle cart during normal cycle operation. System includes a Washing System quick disconnect coupler. NOTE: Bottle washing cart is available as a separate accessory. Cycle must be programmed to process bottle cart before starting cycle operation.

  • Page 27: Drain Discharge Cooldown With Side Tank And Temperature Guarantee

    3.15 Drain Discharge A separate tank is typically mounted along service side of washer to temporarily retain and cool all drain discharges (see Figure 3-12). Cooldown with Side Tank and Temperature NOTE: Location of drain discharge side tank may change depending Guarantee on other options ordered with washer.

  • Page 28: Drain Discharge Cooldown System With Cold Water Injection Only

    3.16 Drain Discharge Washer drain system is piped to automatically cool all drain dis- charges using building cold water supply. Cooldown System with Cold Water Injection During draining function of each phase, cold tap water is injected Only into washer drain line as washer drain discharges are sent directly to building drain system.

  • Page 29: Washer Operation

    WASHER OPERATION IMPORTANT: A listing of the Safety Precautions to be observed when operating and servicing this Cage and Rack Washer can be found in S 1. Do not install equipment until you have become familiar with ECTION this information. 4.1 Before Operating Become familiar with location and function of all major components Washer...

  • Page 30: How To Load Washer

    4.2 How to Load To properly clean items and avoid personal injuries, always follow these general guidelines: Washer 1. Remove gross soil before processing in washer. WARNING – PERSONAL 2. Use appropriate accessory racks within cart to load items such INJURY HAZARD: as bottles.
  • Page 31 Rodent Cage Rack Universal Cage and Pan Wash Cart 4-34 122997-341 Operator Manual Washer Operation Bottle Washing Cart (Typical) Pan Cart Figure 4-2. Accessories Washer Operation Operator Manual 122997-341...

  • Page 32: Cycle Operation

    4.3 Cycle Operation Basil 4600 Cage and Rack Washer and Basil 4602 Cage and ® ® Rack Washer are equipped with a microcomputer control capable of storing parameters for twelve distinct cycles. Authorized operators have capability of customizing/programming all cycles to meet spe- cific washing needs.
  • Page 33 Once selected cycle is started, printer records: CYCLE - CYCLE 10 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ CYCLE START 8:37:33A CYCLE DATE 4/24/05 CYCLE NUMBER 00000001 UNIT NUMBER 3600000000 PHASE...
  • Page 34 >> pH analyzer checks to see if value is within limits. Display shows: CHECKING pH pH = XX.XXX >> If pH is too low while injecting, acid Neutralizer is injected to compensate. Display shows: pH TOO LOW INJECTING ACID NEUT. >>...
  • Page 35 CYCLE 10 (G=)141.5F RECIRC./HEATING T= 5:00 NOTE: Control alternates between these display screens every four seconds during recirculation. Displayed time only counts down when solution temperature is equal or greater than setpoint. >> Alkaline detergent is injected into sump. If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature.
  • Page 36 >> If pH is too low while injecting, acid neutralizer is injected to compensate. Display shows: pH TOO LOW INJECTING ACIDNEUT. >> Water-Acid neutralizer solution is mixed. Display shows: pH TOO LOW MIXING WATER >> If pH is too high while injecting, alkaline neutralizer is injected to compensate.
  • Page 37 >> If sump flush option is available, refreshed water still present in sump is gravity drained. If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature. Display shows: CYCLE 10 (G=) 128.5F FLUSHDRAIN T= 2:00 • ACID WASH PHASE >>...
  • Page 38 Printer records time and solution temperature in chamber sump at the beginning and end of recirculation: ACID WASH 10:21:55A 141.5 10:26:55A 140.2 >> Load is soaked in Acid solution for programmed amount of time. If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature.
  • Page 39 alternates with guaranteed set temperature. Display shows: CYCLE 10 (G=) 128.5F HEADERDRAIN T= 1:00 >> Sump water is pumped to drain. If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature. Display shows: CYCLE 10 (G=) 128.5F ACID DRAIN T= 1:00 >>...
  • Page 40 NOTE: Control alternates between these display screens every four seconds during recirculation. Displayed time only counts down when solution temperature is equal to or greater than set- point. >> Rinse 1 water is recirculated through oscillating jet system for programmed amount of time. If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature.

  • Page 41: Printer

    CYCLE 10 (G=) 128.5F HEADERDRAIN T= 1.00 >> Sump water is pumped to drain. If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature. Display shows: CYCLE 10 (G=) 128.5F rinse1DRAIN T= 1.00 >> Water still present in sump is gravity-drained (option). If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature.
  • Page 42 • CONTROLLER-DRIVEN pH NEUTRALIZATION (Option) >> pH analyzer is initialized. Display shows: STANDBY NEUTRALIZINGSUMP >> pH analyzer checks to see if value is within limits. Display shows: CHECKINGpH pH=XX.XXX >> pH too low while injecting. Acid neutralizer is injected to compensate.
  • Page 43 NOTE: Control alternates between these display screens every four seconds during recirculation. Displayed time only counts down when solution temperature is equal to or greater than set- point. >> Final Rinse solution is recirculated through oscillating jet system for programmed amount of time. If temperature is guaranteed, actual sump temperature alternates with guaranteed set temperature.
  • Page 44 guaranteed set temperature. Display shows: CYCLE 10 (G=) 128.5F F.RINSEDRAIN T= 1.00 >> Water still present in sump is gravity-drained (option). If temperature is guaranteed, actual sump temperature WARNING – PERSONAL alternates with guaranteed set temperature. Display shows: INJURY HAZARD: CYCLE 10 (G=) 128.5F Items in washing cart may...

  • Page 45: Review And Print Specific Cycle Program

    4.4 Review and Print All cycle programs may be reviewed by accessing Cycle Review mode when a cycle is not in progress. Cycle Review mode allows Specific Cycle Program user to review and printout cycle phases and values programmed for specific cycle selected.
  • Page 46 PHASE TIME _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ PRE-WASH 01:00 DET-WASH 05:00 WATER DRAIN TANK TEMP 140.0 RINSE 1 01:30 RINSE 2 03:00 180.0 F.

  • Page 47: Stop Cycle Operation

    4.5 Stop Cycle Operation 1. Press STOP/RESET touch pad to immediately halt operation of STOP cycle in progress. Display screen indicates that cycle is/was RESET stopped: CYCLE 4 CYCLE STOPPED! ... and printer records: RINSE 1 2:54:48p 181.3 * ALARM 2:55:00P STOP BUTTON PRESSED 2.

  • Page 48: Extend Cycle Phase Time

    4.7 Extend Cycle Cycle phase times may be temporarily extended by pressing Extend Phase touch pad either while cycle is in progress or prior to initiating Phase Time cycle during cycle program review. Temporarily extended phase times apply only to immediate cycle selected. On completion of cycle, phase times return to programmed setpoints.
  • Page 49 time. If a longer phase time is desired, programmed time setpoint must either be manually extended during cycle or adjusted in Change Values mode prior to starting cycle. 3. Press REVIEW CYCLE touch pad until print message appears on screen (if printer option is enabled): PRINT CYCLE VALUES? REVIEW =YES STOP = NO...

  • Page 50: Bypass Phase

    4.8 Bypass Phase A cycle phase may be bypassed only if Temperature Guarantee is not selected and cycle in progress is not locked out by an access code. Access code prevents unauthorized bypassing of phases and/or changing cycle phase values. Refer to S 5, P ECTION ROGRAM...

  • Page 51: Manual Control Mode

    4.10 Manual Control Operator or service technician can manually control certain washer functions by accessing Manual Control Mode. Manual Control Mode Mode is accessible from Operating Mode when washer is not in a cycle. CYCLE 1 CYCLE 2 CYCLE 3 CYCLE 4 MANUAL MENU...

  • Page 52: Accessing Manual Control Mode

    4.10.1 Accessing Manual To access Manual Control mode: Control Mode 1. From Cycle Menu, press MANUAL MENU touch pad. Display MANUAL shows: MENU CYCLE 1 CYCLE 2 CYCLE 3 CYCLE 4 __indicates flashing position. 2. Display momentarily shows: MANUAL CONTROL MENU After four seconds, display shows Manual Control menu: FILL DRAIN...

  • Page 53: Drain Function

    4.11 DRAIN Function To access Manual DRAIN functions, proceed as follows: 1. From Manual Control Menu, press SELECT CYCLE touch pad SELECT until DRAIN is flashing. Display shows: CYCLE FILL DRAIN PUMP/DRV DRIVE __indicates flashing position. 2. With DRAIN flashing, press CYCLE/START touch pad. Display CYCLE shows DRAIN Menu: START...

  • Page 54: Draining Alkaline Tank

    5. When cooldown tank (option) is empty, display shows: SUMP EMPTY After a two-second delay, display returns to DRAIN Menu: SUMP ALK.TANK ACID TANK COOLDOWN __indicates flashing position. 4.11.2 Draining Alkaline Tank To drain Alkaline Tank manually, proceed as follows: 1.

  • Page 55: Draining Acid Tank

    4.11.3 Draining Acid Tank To drain Acid Tank manually, proceed as follows: 1. From Drain Menu, press SELECT CYCLE touch pad until ACID SELECT TANK is flashing. Display shows: CYCLE SUMP ALK.TANK ACID TANK COOLDOWN __indicates flashing position. 2. With ACID TANK flashing, press CYCLE/START touch pad. Dis- CYCLE play shows: START...

  • Page 56: Pump/Drv Function

    Display shows: STANDBY - COOLDOWN TANK COOLING NOTE: If unit is provided with a controller-driven pH monitoring sys- tem, additional displays are shown. 3. Display shows: STANDBY - COOLDOWN TANK DRAINING 4. Solution is cooled down (and Cool Down water valve energized) for COOLDOWN TANK time.

  • Page 57: Drive Function

    4. Press STOP/RESET touch pad when done. Display returns to Manual Control Menu: FILL DRAIN PUMP/DRV DRIVE __indicates flashing position. 4.13 DRIVE Function To operate carriage drive system manually: 1. From Manual Control Menu, press SELECT CYCLE touch pad SELECT until DRIVE is flashing.

  • Page 58: Cycle Programming

    CYCLE PROGRAMMING 5.1 Program Touch Microcomputer control of Basil 4600 Cage and Rack Washer and ® Pads Basil 4602 Cage and Rack Washer allow adjustment of previously ® programmed cycles to process different types of loads. All program changes are made using program touch pads on washer control panel (see Figure 5-1).
  • Page 59 122997-341 Operator Manual Cycle Programming...

  • Page 60: Programming Cycle Values

    5.3 Programming 1. Set POWER-OFF/STANDBY switch, located behind printer door, to POWER. Unit name temporarily appears on screen then Cycle Values display shows first cycle menu: CYCLE 1 CYCLE 2 CYCLE 3 CYCLE 4 __indicates flashing position. 2. Press CYCLE MENU touch pad until desired cycle menu appears on screen.

  • Page 61: Pre-Wash

    5.3.1 Pre-Wash 1. Press CHANGE VALUES touch pad. Pre-Wash screen appears: CHANGE CYCLE 10 VALUES PRE-WASH T=MM:SS __indicates flashing position. 2. To enter Pre-Wash phase time, press CURSOR (left or right) VALUE CURSOR touch pad to select position and VALUE (up or down) touch pad to select desired number (0-9).

  • Page 62: Acid Wash

    5. Press CHANGE VALUES touch pad. If option applies, display CHANGE shows Conductivity Option screen: VALUES SELECT CONCENTRATION 1/4 OZ __indicates flashing position. 6. Press VALUE (up or down) touch pad to scroll available concen- VALUE trations (1/4, 1/2, 1, 2 oz and default concentration name). 7.
  • Page 63 3. Press CHANGES VALUES touch pad. Wash Temperature Guar- CHANGE antee option screen appears: VALUES GUAR.ACID WASH TEMP? __indicates flashing position. 4. Press VALUE (up or down) touch pad to toggle between YES or VALUE NO answer. Selecting NO starts Wash phase time countdown at beginning of phase.
  • Page 64 11. Press CHANGE VALUES touch pad. Display shows Acid Soak CHANGE screen: VALUES CYCLE 1 ACID SOAK T=MM:SS __indicates flashing position. 12. To enter acid soaking time, press CURSOR (left or right) touch CURSOR VALUE pad to select position and VALUE (up or down) touch pad to select desired number (0-9).

  • Page 65: Rinse 2

    NOTE: With Temperature Guarantee feature enabled, phase time does not count down unless setpoint is reached. It is important that setpoint be an attainable value. Guaranteed temperature is shown by a G before set point (GSP instead of SP). 5. Press CHANGE VALUES touch pad. Rinse 2 phase values CHANGE screen appears: VALUES...
  • Page 66 NOTE: This display is only shown if non-recirculated final rinse is available. 12. Press VALUE (up or down) touch pad to toggle between YES VALUE and NO answer. Selecting NO means that final rinse is non-recir- culated. Selecting YES means that final rinse is recirculated. 13.

  • Page 67: Programming Operating Values

    NOTE: Display is shown only if printer is enabled. 20. Press VALUE (up or down) touch pad to toggle between YES VALUE and NO answer. Selecting YES generates a printout of cycle phase values once Save Values or Change Values is pressed. 21.

  • Page 68: Programming Values With Access Code Enabled

    5. Press CHANGE VALUES touch pad. Printer enabling screen CHANGE appears: VALUES PRINTER ENABLED? __indicates flashing position. 6. Press VALUE (up or down) touch pad to toggle between YES VALUE and NO answer. Select YES to enable printer, NO to disable it. 7.
  • Page 69 1. When desired cycle name is flashing, press CHANGE VALUES CHANGE touch pad to access Change Values mode. Printer records: VALUES * CHANGE VALUE3:51:17P and, if selected cycle is locked out, display shows: DO YOU KNOW ACCESS CODE? __indicates flashing position. 2.

  • Page 70: Routine Maintenance

    Con- tact STERIS to schedule preventive maintenance. • Only STERIS or STERIS- trained service personnel should make repairs and adjustments to this equip- ment. Maintenance done by inexperienced, unquali-...

  • Page 71: Preventive Maintenance Schedule

    Remove hard water deposits from sump, chamber interior, and accessories. 12 x/yr Inspect condition of water level. Clean if necessary. 12 x/yr Verify condition of washer accessories. 6 x/yr *Contact STERIS for this service. Preventive Maintenance is not covered under warranty. 122997-341 Operator Manual Routine Maintenance...

  • Page 72: Oscillating Jet System

    10.2 Test Emergency Stop cables for proper operation. 6 x/yr 11.0 FINAL TEST 11.1 Clean lint and dirt from components. every inspection *Contact STERIS for this service. Preventive Maintenance is not covered under warranty. Routine Maintenance Operator Manual 122997-341...

  • Page 73: Daily Cleaning Procedures

    Table 6-1. Preventive Maintenance Schedule (Cont’d) Recommended frequency of inspection is monthly. Usage, utility conditions may require Min. more or less frequent inspections. Tasks are defined on a yearly basis, Frequency 11.0 FINAL TEST (Cont’d) 11.2 Verify work area to ensure removal of all material used during inspection. every inspection 11.3...

  • Page 74: Weekly Cleaning Procedures

    6.4 Weekly Cleaning Procedures 6.4.1 Clean Washer Exterior Clean washer exterior with a general purpose cleaner to remove general stains, a stainless-steel stain remover for stubborn stains, WARNING – ELECTRIC and a stainless-steel polish to keep equipment looking new. SHOCK AND/OR BURN HAZ- 1.

  • Page 75: Clean Spray Jets And Headers

    6.4.3 Clean Spray Jets and 1. Observe jet nozzles during unit operation and inspect each Headers nozzle to detect debris. 2. Insert a wire (smaller diameter than a jet nozzle) into spray noz- zles, and push debris through nozzles into header. 3.

  • Page 76: Inspect Self-Cleaning Screen

    6.4.4 Inspect Self-Cleaning NOTE: A STERIS or STERIS-trained service technician is required to Screen perform this task. Contact STERIS for this service. Preventive main- tenance is not covered under warranty. IMPORTANT: Intake filter requires periodic inspection replacement. Initial inspection is suggested once a week; user should WARNING –...

  • Page 77: Monthly Cleaning Procedures

    6.5 Monthly Cleaning Procedures 6.5.1 Remove Hard Water NOTE: Depending on hardness of water being used, it may be neces- Deposits From Chamber and sary to remove hard water deposits more often. Remove deposits from chamber and material handling accessories whenever deposits Accessories become visible.

  • Page 78: Routine Maintenance

    6.6 Routine Maintenance 6.6.1 Grease Exhaust Fan Exhaust fan bearings must be greased once a week as follows: Bearings 1. Locate remote exhaust fan grease fittings (see Figure 6-3). 2. Apply a high temperature, water-resistant grease (P117951- WARNING – ELECTRIC 457).

  • Page 79: Clean Drain Discharge Side Tank

    6.6.2 Clean Drain Discharge Side tanks must be cleaned once every two months as follows: Side Tank 1. Lock disconnect switch in OFF position and close building supply valves. 2. Open manual drain valve (see Figure 6-4). Allow any remaining liquids to drain.
  • Page 80 b. Press SELECT CYCLE touch pad until DRAIN function is flashing. FILL DRAIN PUMP/DRV DRIVE __indicates flashing position. c. Press CYCLE/START touch pad to select DRAIN function. A menu screen appears listing chamber sump and other washer tanks which may be drained using this function. SUMP ALKTANK COOLDOWN...

  • Page 81: Clean Drain Discharge Temperature Control Probe

    6.6.3 Clean Drain Discharge Temperature control probe must be cleaned once every month as Temperature Control Probe follows: 1. Drain discharge side tank using Manual Control mode. 2. Lock disconnect switch in OFF position and close building sup- ply valves. WARNING –...

  • Page 82: Replace Detergent Squeeze Tube

    6.6.4 Replace Detergent Replace detergent squeeze tube as follows: Squeeze Tube 1. Set POWER-OFF/STANDBY switch to OFF/STANDBY. Lock disconnect switch in OFF position and close building supply valves. 2. Locate detergent supply pump. WARNING – CHEMICAL BURN AND/OR EYE INJURY 3.

  • Page 83: Replacing Detergent Container

    6.6.5 Replacing Detergent To achieve maximum cleaning efficiency, select a chemical appro- Container priate to soil type being processed. Refer to S 2.3, C ECTION HEMICAL , and always follow chemical manufacturer’s DDITIVES PECIFICATIONS recommendations for amount of chemical to be used. WARNING –...

  • Page 84: Printer Paper

    NOTE: Verify paper roll is positioned correctly. Thermal paper does not print if paper is inserted backward. Do not use other brands of thermal paper, use only STERIS thermal paper (P129359-008). Damage to mechanisms can occur if paper of different width or thickness is used.

  • Page 85: Printer Paper Roll Replacement

    Figure 6-7. Printer Paper Roll Replacement 6-16 122997-341 Operator Manual Routine Maintenance...

  • Page 86: Storing Thermal Paper

    6.7.2 Storing Thermal Paper Thermal paper is subject to fading with time, humidity, and exposure to light. It is manufacturer’s recommendation that thermal paper be stored in a dark place with an average ambient temperature of less than 77°F (25°C) and a relative humidity less than 65%. Under these condi- tions, paper remains readable for at least five years.

  • Page 87: Troubleshooting

    AND/OR EQUIP- bleshooting Charts, or if a problem occurs that is not described on MENT DAMAGE HAZARD: chart, please call STERIS. A factory-trained technician will promptly Only STERIS or STERIS- place your washer in proper working condition. trained service personnel NOTE: Never permit unqualified persons to service washer.
  • Page 88 Table 7-1. No Alarm and/or Printout PROBLEM POSSIBLE CAUSE AND/OR CORRECTION No power, screen is blank. 1. Building electrical supply disconnect switch (circuit breaker) OFF – position switch to ON. 2. Fuse in power supply failed – replace fuse. 3. Power supply failed – replace power supply. 4.
  • Page 89 Table 7-1. No Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Water leaks from washer. 1. Chamber door(s) not fully closed – close and latch door(s). 2. Door gasket worn or defective – replace gasket. 3. Window gasket worn or defective – replace gasket. 4.
  • Page 90 Table 7-1. No Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Carriage drive system not oper- 1. Drive clutch loose – tighten clutch to specifications. ating properly. 2. Spray headers hitting sealing strips covering the vertical panel joints – adjust headers as necessary. 3.
  • Page 91 Table 7-2. Operator Troubleshooting Chart - Alarm and/or Printout PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Display shows: STOP/RESET touch pad pressed – press CYCLE/START touch pad to resume cycle operation, or press STOP/RESET touch pad STOP BUTTON PRESSED! again to abort cycle operation. PUSH START TO RESUME ...

  • Page 92: Manual Drain Valve

    Table 7-2. Operator Troubleshooting Chart - Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Display shows: 1. Faulty RTD sensor in chamber sump – clean as necessary. SUMP RTD FAILURE 2. If situation reoccurs, call Service.* ... and printer prints: ALARM HH:MM:SS SUMP...

  • Page 93: Manual Drain Valve

    Table 7-2. Operator Troubleshooting Chart - Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Display shows: 1. Steam supply valve not fully open – open building and washer supply valves. ALK. TANK 2. Temperature set too high – decrease programmed temperature FAILED TO REACH TEMP setpoint.
  • Page 94 Table 7-2. Operator Troubleshooting Chart - Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Display shows: 1. Safety cable pulled – open chamber door and remove obstruction from chamber. Press CYCLE/START touch pad to resume cycle EMERGENCY STOP operation. CABLE ACTIVATED 2.
  • Page 95 Table 7-2. Operator Troubleshooting Chart - Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Display shows: 1. Cooldown tank high or low water level ball float malfunction – verify operation of float. Clean as necessary. COOLDOWN TANK 2. If situation reoccurs, call Service.* FLOAT FAILURE ...
  • Page 96 Table 7-2. Operator Troubleshooting Chart - Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Display shows: Call Service.* pH CONTROLLER NOT RESPONDING ... and printer prints: ALARM HH:MM:SS pH CONTROLLER NOT RESPONDING Display shows: 1. No alkaline detergent in container – verify and replace container. CONC.
  • Page 97 Table 7-2. Operator Troubleshooting Chart - Alarm and/or Printout (Cont’d) PROBLEM POSSIBLE CAUSE AND/OR CORRECTION Display shows: Call Service.* UNKNOWN FAILURE DETECTED ... and printer prints: ALARM HH:MM:SS UNKNOWN FAILURE DETECTED * Service Charges may be incurred. Consult your warranty for details. 7-11 Troubleshooting Operator Manual...

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