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Kit Part Number: 700190
+61 7 3276 7833
www.breathe-safe.com.au
sales@breathe-safe.com
62 Mica Street, Carole Park, 4300, QLD
Parts and Service Manual
HEPA H14 Variable Speed Pressuriser | INPRESS TS Cabin Display with CO2 Sensor | HEPA Return Air Filter
HITACHI
ZX225USLC-5 EXCAVATOR
Controlled Document: M0192
Issue Date: 10/10/23
Revision: 1
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Summary of Contents for Hitachi ZX225USLC-5
- Page 1 Kit Part Number: 700190 Parts and Service Manual HITACHI ZX225USLC-5 EXCAVATOR HEPA H14 Variable Speed Pressuriser | INPRESS TS Cabin Display with CO2 Sensor | HEPA Return Air Filter +61 7 3276 7833 www.breathe-safe.com.au Controlled Document: M0192 sales@breathe-safe.com Issue Date: 10/10/23...
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Page 2: Table Of Contents
HITACHI ZX225USLC-5 Excavator INSTALLATION INSTALLATION OVERVIEW Hitachi Manufacturer CONTENTS Type Excavator Model ZX225USLC-5 Installation ........1 Cabin Pressure Max Safety ........... 2 Set Auto Cabin Pressure Critical Parts & Maintenance Schedule ........3 Operator Guide ......4 Specifications - Pressuriser .... 5 Parts List ........ -
Page 3: Safety
HITACHI ZX225USLC-5 Excavator SAFETY WARNING Particulate Behaviour THE PRESSURISATION SYSTEM DESCRIBED IN THIS MANUAL HAS THE FOLLOWING AREAS WHICH MAY BE DANGEROUS IF NOT TREATED WITH This is the length of time it takes for a particle to drop from a height GREAT CARE. -
Page 4: Critical Parts & Maintenance Schedule
HITACHI ZX225USLC-5 Excavator CRITICAL PARTS & MAINTENANCE SCHEDULE Maintenance Schedule The following tables show our suggested maintenance schedule Critical Parts for all units. Please note that site conditions may alter this. Item Part Number Qty. Description Service Interval Excludes high corrosion environments. -
Page 5: Operator Guide
HITACHI ZX225USLC-5 Excavator OPERATOR GUIDE OPERATORS CHECKLIST PRE-START Visually inspect the BreatheSafe system for any damage. Visually inspect the cabin for any damage to doors, windows, seals. Please remove dust & debris from shoes and clothes before entering the cabin. -
Page 6: Specifications - Pressuriser
HITACHI ZX225USLC-5 Excavator SPECIFICATIONS HIGH-CAPACITY HEPA PRESSURISER Specifications High-Capacity HEPA Pressuriser List of Abbreviations Blower : Brushless Blower P/N 200002. Dual HEPA Protection : Locked Rotor Protection (Sub Zero Environments) Under DHPR Dual HEPA Powered Recirculation Voltage, Under/Over Current & Over Temperature. - Page 7 HITACHI ZX225USLC-5 Excavator Item No. Qty. Description Part No. PARTS LIST – TL4 24V DC PRESSURISER UNIT Pre-cleaner Hood & Rotor Assy 200004 Pre-cleaner Injector Ring 200005 200000 PRESSURISER ASSEMBLY No: TL Fan Blade (inc. in #7) 200006 TL Nose Cone / Pre-cleaner...
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Page 8: Parts List
HITACHI ZX225USLC-5 Excavator Item No. Part No. Rev Description Colour Category PARTS LIST GA 100282A01 High Pressure Unit Module Charcoal Satin 27288351 Module 100178P01 Pipework Module Charcoal Satin 27288351 Module COMPLETE ASSEMBLY No: 700190 100282F01 Fresh Air Module Charcoal Satin 27288351... - Page 9 HITACHI ZX225USLC-5 Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – PRESSURISER MODULE 100282A02 TL Mount Plate Charcoal Satin 27288351 Weld Assy 100282A03 TL Brkt Clamp Charcoal Satin 27288351 Weld Assy 100282A04 TL Cover Brkt...
- Page 10 HITACHI ZX225USLC-5 Excavator Item Part No. Rev Description Material Thickness Colour Category PARTS LIST – PIPEWORK MODULE 100178P02 Stauff Clamp Brkt Charcoal Satin 27288351 Weld 100282-P726 Stauff Clamp Brkt 2 Mild Steel Charcoal Satin 27288351 Part 100282-P727 Stauff Clamp Brkt 1...
- Page 11 HITACHI ZX225USLC-5 Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – FRESH AIR MODULE 100282F02 Fresh Air Inlet Charcoal Satin 27288351 Weld Assy...
- Page 12 HITACHI ZX225USLC-5 Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – MONITOR MODULE 100282-M712 Monitor Brkt Mild Steel Charcoal Satin 27288351 Part (As Req’d) 200233 Spacer 08.5 L30 19 Zn Zinc Plated Hardware (As Req’d)
- Page 13 HITACHI ZX225USLC-5 Excavator Item Part No. Rev Description Material Thickness Colour Category PARTS LIST – RETURN AIR MODULE 100282R02 R.A.F. Filter Base Charcoal Satin 27288351 Weld Assy 100282R03 R.A.F. Clamp Charcoal Satin 27288351 Weld Assy 100282-R713 Filter Frame 265x140x33 Charcoal Satin 27288351 R.A.F.
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Page 14: Technical Details
HITACHI ZX225USLC-5 Excavator TECHNICAL DETAILS CO2 Sensor Display Key Features • • CO2 Sensor Type is NDIR (Non-Dispersive Infrared) Digital cabin pressure monitoring system • • Sample Rate is every 2 seconds Automatic cabin pressure control • • 12-30V DC Operating Voltage Intelligent fan speed output •... - Page 15 HITACHI ZX225USLC-5 Excavator TECHNICAL DETAILS Connections: 200027 Wiring Diagram Item Destination PIPE A – AMBIENT PRESSURE – OUTSIDE PIPE B – POSITIVE PRESSURE – INSIDE RJ45 CONNECTOR – CO2 SENSOR OVERRIDE TOGGLE SW = MAX SPEED Item Destination 12/24 VOLT POSITIVE SUPPLY...
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Page 16: Smoke Emitter Cabin Pressure Leak Test
HITACHI ZX225USLC-5 Excavator * Do not handle until MSDS & all safety precautions have been read and understood. Use personal protective equipment as required. SMOKE EMITTER CABIN PRESSURE LEAK TEST Before use, carefully read the product label. Safe work practices are advised to avoid eye or skin contact and inhalation. Observe good personal hygiene, including washing hands before eating. -
Page 17: Cabin Sealing Test Pressure
HITACHI ZX225USLC-5 Excavator CABIN SEALING TEST PROCEDURE Cabin Sealing Efficiency Test Procedure Start Engine – Pressuriser System is ON Ensure all windows & door(s) are CLOSED correctly (no cabin pressure leaks) NOTE: for a new cabin with effective seals, you may need to open a window slightly before closing the door to bleed the static cabin air pressure outwards. Once door is fully closed then close windows to begin testing. -
Page 18: Commissioning Procedures
HITACHI ZX225USLC-5 Excavator COMMISSIONING PROCEDURES – CABIN PRESSURISER Commissioning Procedures Follow each step of the installation guide that was supplied with the BreatheSafe kit. Cabin sealing is an integral part of RS20 & ISO 23875; you must ensure that cabin seals are adequate for maintaining positive pressure. In addition, the site (end- user) must have the correct procedure(s) for servicing OPERATOR enclosure seals in a proactive manner rather than reactive. -
Page 19: Troubleshooting Guide
HITACHI ZX225USLC-5 Excavator BREATHESAFE SYSTEM TROUBLE SHOOTING GUIDE *TOUCH CONTROL FAULT POSSIBLE CAUSE SOLUTION *ERR error code Poor sensor connection Remove & refit pod connection cable Corrupted coding Access factory setup - default reset - pin 6759 *Check filter alarm... -
Page 20: User Settings Instructions
HITACHI ZX225USLC-5 Excavator USER SETTINGS INSTRUCTIONS User Settings Instructions ENTER SET UP MODE Start-Up Screen > Main Screen > Settings Button > Settings Screen > Site Access Button > Insert Pin > Site Menu BACK Enter Pin To enter the Setup mode, press the SETTING button. - Page 21 HITACHI ZX225USLC-5 Excavator PRESSURE ALARM SETTING USER SETTINGS INSTRUCTIONS PRESSURE SETPOINT The mining industry benchmark for cabin pressure is 50 pascals and low-pressure is The pressure setpoint changes the pressure that the cabin will be maintained. set at 20 pascals.
- Page 22 HITACHI ZX225USLC-5 Excavator SERVICE INTERVAL DATE & TIME SETTINGS USER SETTINGS INSTRUCTIONS Use the onscreen UP and DOWN buttons to change the service interval setpoint. Change the recorded date displayed and measured by the INPRESS TS. To reset the current runtime to zero, press the RESET CURRENT RUNTIME button and enter the site access pin.
- Page 23 HITACHI ZX225USLC-5 Excavator ALARM BUZZER SETTINGS PRESSURE ALARM BUZZER SETTING CALIBRATE ZERO SENSOR To disable the buzzer, toggle through to the ENABLED and DISABLED buttons. Over long runtime, the 200027 may need recalibration. This screen allows the sensor to be recalibrated if more than 5 Pascals are out. To recalibrate, open windows and doors, turn off air conditioning, and any other device that may alter cabin pressure.
- Page 24 HITACHI ZX225USLC-5 Excavator CO2 SETTINGS CO2 MODULE ENABLE/DISABLE CO2 PRIMARY ALARM POINT Enable or disable to CO2 module used for measuring CO2 levels within the cabin. The first alarm will sound when CO2 levels inside the enclosure reach this point.
- Page 25 HITACHI ZX225USLC-5 Excavator CO2 SETTINGS CO2 ALARM DELAY CO2 CRITICAL ALARM MUTE RESET After CO2 (concentration in ppm) within the cabin reaches the 1000 ppm setpoint, the The critical alarm is set at 2500 PPM and cannot be changed. The mute delay, alarm will sound after this designated amount of time.
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Page 26: Data Download
HITACHI ZX225USLC-5 Excavator Data Download – Setting up RS232 Connection DATA DOWNLOAD Click OK once the correct Plug the RS232/USB adaptor communication port has into a free USB port on your been identified. computer Go to SETUP and click on Open up TeraTerm software. - Page 27 HITACHI ZX225USLC-5 Excavator DATA DOWNLOAD Data Download – Setting up RS232 Connection From the drop-down menu, If required, you may choose click on the Save setup. to save the COM port settings. Go to Settings and clock save the setup.
- Page 28 HITACHI ZX225USLC-5 Excavator Data Download – Setting up RS232 Connection Excel Data Instructions – Unformatted DATA DOWNLOAD From the drop-down menu, Open an Excel sheet and select the first cell A-1. Next, press and hold down click on the Edit menu the CTRL button on your keyboard and then press the letter V on the function.
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Page 29: Warranty
HITACHI ZX225USLC-5 Excavator INPRESS TL WARRANTY BreatheSafe responsibilities Express Warranty If there is a defect in material or workmanship not caused by the excluded failures during the warranty period, All BreatheSafe products carry a warranty against defects in materials or workmanship, provided the BreatheSafe will either replace the defective goods at our Queensland factory, or designated branch.