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Summary of Contents for Haws EPOD 8770
- Page 1 1455 Kleppe Lane Sparks, NV 89431-6467 (775) 359-4712 Fax (775) 359-7424 Website: E-mail: haws@hawsco.com www.hawsco.com No. 0580001085(1) Model 8770 Indoor Overhead Tank Shower and Eyewash System Area Classification - Ordinary ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 1 of 26...
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Page 2: Disclaimer
It is recommended that all water supply and electrical connections be made at temperatures above freezing (32ºF (0ºC)). Failure to do so may result in major product and or property damage. For technical support, contact: Haws Services | (800) 766-5612 | www.hawsco.com/services ® HAWS P/N 0580001085 Rev.1 9/20... -
Page 3: Table Of Contents
SPARE PARTS ............................19 DRAWINGS ..............................20 General Arrangement Drawing (0580001085.D-GA) ................20 Electrical Schematic (0580001085.D-EL)..................... 22 Piping and Instrumentation Diagram (0580001085.D-PID) ..............24 LIMITED WARRANTY ..........................26 ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 3 of 26... -
Page 4: Description Of Product
DESCRIPTION OF PRODUCT Haws Corporation Model 8770 overhead tank shower is an aluminum structure with high visibility green chemical and UV resistant polyester-based powder coating. Large graphics identify the equipment as an emergency shower/eyewash station and assist in guiding the shower and eyewash. -
Page 5: Shipping, Handling And Storage
Appropriate personal protective equipment including safety glasses and work gloves. Storage The unit should be stored in a clean, dry place until ready for installation unless otherwise specified. ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 5 of 26... -
Page 6: Installation Procedure
The connection provided for the water supply is a 1-1/2” NPT union. The system includes a 30gpm flow control in the water supply line to prevent the unit from being filled too quickly. The water fill ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770... - Page 7 Connect electrical supply to the Power Distribution Block. It is recommended that a Disconnect Switch (see Figure 2) is used to safely interrupt the supply for routine maintenance work. Disconnect switches are available as an option from Haws. NOTICE: All Power Connections must be made according to local codes and standards using components which are compliant with the area the unit is being installed in.
- Page 8 CAUTION: Before turning on the power, close all electrical boxes. WARNING: System is not freeze protected without an energized electrical connection. It is recommended that installation be completed when ambient temperature is above freezing. ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 8 of 26...
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Page 9: Checklist For Start-Up
5 second intervals until the tank has reached operating temperature. See Logic Narrative for more information. ® HAWS Shower and Eye/Facewash Flow water through an eyewash or shower. Verify that the exterior light flashes at 1 second intervals and that the audible alarm sounds. -
Page 10: Logic Diagram And Narrative
Local Alarm Light Function (Off) 1 & 3 Local Alarm Light Function (On) Shift + 5 View Time to Preventative Maintenance Shift + 9 Toggle Preventative Maintenance Feature On/Off ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 10 of 26... -
Page 11: Tank Control
Interior Light (Green/White) AI-01 Tank Temperature Transmitter NOTE: For model specific program, please contact Haws Services at 1-800-766-5612. The program consists of a series of charts (sub-routines) that are grouped according to function. Each chart will be discussed in the following sections. -
Page 12: Messages
NOTE: If “NO RTC” is shown on PLC display (see Figure 5), 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: In Use 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
The Time and Date can be verified by pressing the “→” or “↓” keys while in the normal operating screen. NOTE: The exterior light may still be flashing for 1 second every 5 seconds if there is a fault in the system. ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770... -
Page 15: Preventive Maintenance
PREVENTIVE MAINTENANCE Note: These are general instructions applicable to all Haws Model 8770 Overhead Tank Shower Units. Additional maintenance activities may apply to particular configurations/options supplied. Weekly • Verify the tank temperature readout on the display reads. 85ºF ± 2ºF (29ºC ± 1ºC). -
Page 16: Annually
ANSI Z358.1. This includes, but not limited to, proper installation, accessible locations, proper flow rate and temperature of flushing fluid. Please refer to the most current standards document for more information. ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 16 of 26... -
Page 17: 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 is designed to open before internal water temperature exceeds 100°F (37.8°C). -
Page 18: Troubleshooting
If “NO RTC” is present on PLC display: a) Reset by removing and reattaching module. If “NO RTC” is still present, a replacement part is required. For technical support, contact: Haws Services | (800) 766-5612 | www.hawsco.com/services ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770... -
Page 19: Spare Parts
SPARE PARTS Please call Haws Services to order spare parts: 1-800-766-5612 ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 19 of 26... -
Page 20: Drawings
DRAWINGS General Arrangement Drawing (0580001085.D-GA) ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 20 of 26... -
Page 22: Electrical Schematic (0580001085.D-El)
Electrical Schematic (0580001085.D-EL) ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 22 of 26... -
Page 24: Piping And Instrumentation Diagram (0580001085.D-Pid)
Piping and Instrumentation Diagram (0580001085.D-PID) ® HAWS P/N 0580001085 Rev.1 9/20 Model 8770 Page 24 of 26... -
Page 26: 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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