Haws 8760 Installation, Operation & Maintenance Instructions Manual
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Haws 8760 Installation, Operation & Maintenance Instructions Manual

Tempering skid with shower and eyewash
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INSTALLATION, OPERATION
&
MAINTENANCE INSTRUCTIONS
1455 Kleppe Lane Sparks, NV 89431-6467 (775) 359-4712 Fax (775) 359-7424
 Website:
E-mail:
haws@hawsco.com
www.hawsco.com
No. 0510000456(5)
Model 8760

Tempering Skid with Shower and Eyewash

General Area Classification & Class I Division 2
®
HAWS
P/N 0510000456 Rev.5 10/19
Model 8760
Page 1 of 29

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  • Page 1: Tempering Skid With Shower And Eyewash

    1455 Kleppe Lane Sparks, NV 89431-6467 (775) 359-4712 Fax (775) 359-7424  Website: E-mail: haws@hawsco.com www.hawsco.com No. 0510000456(5) Model 8760 Tempering Skid with Shower and Eyewash General Area Classification & Class I Division 2 ® HAWS P/N 0510000456 Rev.5 10/19...

  • Page 2: Disclaimer

    The ANSI Z358.1 standard requires an uninterrupted supply of potable water. Haws plumbed Model 8760 requires the user to supply 45-90 PSI flowing water pressure to the unit inlet connection. The inspection and testing results of this equipment should be recorded weekly to verify proper operation.

  • Page 3: Table Of Contents

    SPARE PARTS ............................23 DRAWINGS ..............................26 Generalized Installation Drawing (8760.21.31-GA) ................. 26 Generalized Electrical Schematic (8760.2X.31-E) ................27 Generalized Piping and Instrumentation Diagram (8710.21.31 & 8760.21.31 P&ID) ....28 LIMITED WARRANTY ..........................29 ® HAWS P/N 0510000456 Rev.5 10/19...

  • Page 4: Performance Series 8760 Model Configurations

    DESCRIPTION OF PRODUCT Haws Corporation Performance Series model 8760 tempered water system is situated upon a fiberglass skid. The bright yellow, fiberglass skid is waterproof, chemically resistant, and protected with UV inhibitors for a long-lasting finish. Large green graphics identify the unit as an emergency shower/eyewash station.

  • Page 5: Shipping, Handling And Storage

    The unit should be stored in a clean, dry place until ready for installation unless otherwise specified. WARNING: DO NOT connect power before plumbing and supply and drain lines. Connections should be performed by a certified electrician and plumber only. ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 5 of 29...

  • Page 6: Installation Procedure

    If the skid shower is to be placed over a drain, the drain should be able to handle a flow of 35 GPM; otherwise, the slab should allow the water to drain away from the skid (see Figure 1). Haws strongly recommends careful planning for unit drainage.
  • Page 7 After water flows freely from the shower for several minutes, turn the shower off. Inspect plumbing for leaks and repair as necessary. During transit, some plumbing may have become loose, allowing water to leak from the threads. ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 7 of 29...
  • Page 8 WARNING: Unit includes a freeze protection valve which may help prevent damage in the event of accidental short-term exposure to low temperatures. This unit is not designed for exposure to freezing conditions. It is recommended that installation be indoors in a non-freezing location. ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 8 of 29...

  • Page 9: Checklist For Start-Up

    85ºF (29ºC) ± 5ºF blending valve to ensure to the readout is Programmable Logic Controller Display Set the current time and date in the controller (see instructions on page 14). ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 9 of 29...
  • Page 10 Display Current Time ↓ Display Current Date Reset High Tank Temp Alarm 0 & 2 Local Alarm Light Function (Off) 1 & 3 Local Alarm Light Function (On) ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 10 of 29...

  • Page 11: Tank Control

    The following table lists the inputs and outputs used in the system. NOTE: For model specific program, please contact Haws Services at 1-800-766-5612. Input Function Output Function I-00 Flow Switch * Q-00 Tank Heater Contactor I-01 Horn Silence Button *...

  • Page 12: Messages

    NOTE: If “NO RTC” is shown on PLC display (see Figure 6), remove RTC module by disconnecting from PLC, re-attach, and cycle the power. If “NO RTC” is still shown, please contact Haws Services at 1-800-766-5612 as you may need a replacement part.

  • Page 13: Flow Alarms

    These intervals are controlled by TC-00 through TC-04. NOTE: If a model-specific electrical schematic is not present or additional information is required to connect DCS to unit, please contact Haws Services at 1-800-766-5612. Maintenance Required Notification On units containing the “Preventative Maintenance Required”...

  • Page 14: Tank Monitor

    4. After date or time is set, press the “SHIFT” and “↑” key to return to setup menu. The Time and Date can be verified by pressing the “→” or “↓” keys while in the normal operating screen. ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 14 of 29...

  • Page 15: Preventative Maintenance

    Check for evidence of leakage on freeze and scald valves. • Verify correct operation of blending valve. See Maintenance, Testing, and Repair section located on page 20. Quarterly • Flush Y – strainers (if installed). ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 15 of 29...

  • Page 16: Annually

    Figure 9). Maximum outlet temperature is approximately 85°F. Outlet temperature will be measured most accurately by the temperature gauge when water is flowing through the valve. Figure 9. Blending Valve ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 16 of 29...

  • Page 17: System Drain And Check Procedure

    This is a lockable ball valve and Haws recommends locking this valve in the off position any time the system is to be drained.
  • Page 18 (Electrical disconnection and re-connection should be done by a qualified electrician) Contact Haws Services for questions at 1-800-766-5612. 12. For 330-gallon tanks, the manway can be carefully removed to allow internal inspection of the anode rods and immersion heater coils without removal.
  • Page 19 17. Allow time for the system to come up to temperature (up to 12 hours) and ensure that all alarms are clear. ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 19 of 29...

  • Page 20: Maintenance, Testing, Repair

    Combination Shower/Eyewash Verify shower and eyewash flow per ANSI requirements. NOTE: If shower and/or eyewash does not flow per ANSI requirements or at all, consult Haws Services. Freeze and Scald Valve Scald valve should be fully closed at 87°F (36°C) and be fully open at 95°F (35°C). Freeze valve should be fully opened at 36°F (2°C) or below and closed at 42°F (6°C) or above.

  • Page 21: Y-Strainers

    Y-Strainers Y- strainers should be blown out at the same time as scheduled testing of showers or monthly. For technical support, contact: Haws Services | (800) 766-5612 | www.hawsco.com/services ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 21 of 29...

  • Page 22: Troubleshooting

    Reset by removing and reattaching module. If “NO RTC” is still present, a replacement part is required. If there are any questions that cannot be answered here, please consult: Haws Services | (800) 766-5612 | www.hawsco.com/services ® HAWS P/N 0510000456 Rev.5 10/19...

  • Page 23: Spare Parts

    SPARE PARTS Please call Haws Corporation to order spare parts: 1-800-766-5612 FUSES PRIMARY (PFU), CONTROL (CFU), & SECONDARY (SFU) SFU (600V ONLY) VOLTAGE TYPE TYPE TYPE 208V, 1PH 0210000298 FNQ-R-3 208V, 3PH 0210000298 FNQ-R-3 240V,1PH 0210000298 FNQ-R-3 0210000646 LP-CC-2 240V, 3PH...
  • Page 24 AXION EYE/FACE WASH SP65 FREEZE VALVE SP158B SCALD VALVE SP157A PUSH FLAG 0002347420 PUSH FLAG GRAPHICS 0003167764 THERMOSTAT (NEMA4) 0210000282 0210000193 RTC (FOR PLC) 0280000652 DISPLAY (FOR PLC) 0210000194 ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 24 of 29...
  • Page 25 Additional parts are shown in the following diagram. ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 25 of 29...

  • Page 26: Drawings

    DRAWINGS NOTE: Generalized drawing included. Please find specific drawings for your unit model number attached to the end of this manual or contact Haws Services. Generalized Installation Drawing (8760.21.31-GA) ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 26 of 29...

  • Page 27: Generalized Electrical Schematic (8760.2X.31-E)

    Generalized Electrical Schematic (8760.2X.31-E) ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 27 of 29...

  • Page 28: Generalized Piping And Instrumentation Diagram (8710.21.31 & 8760.21.31 P&Id)

    Generalized Piping and Instrumentation Diagram (8710.21.31 & 8760.21.31 P&ID) ® HAWS P/N 0510000456 Rev.5 10/19 Model 8760 Page 28 of 29...

  • Page 29: Limited Warranty

    Company upon inspection to be of defective material or not of first class workmanship, provided that claim is made in writing to Haws within a 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, for inspection.

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