Kubota U35-4 Parts And Service Manual
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Kubota U35-4 Parts And Service Manual

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Kit Part Number: 700434
+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
KUBOTA
U35-4 EXCAVATOR
Controlled Document: M0221
Issue Date: 18/10/23
Revision: 1

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Summary of Contents for Kubota U35-4

  • Page 1 Kit Part Number: 700434 Parts and Service Manual KUBOTA U35-4 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: M0221 sales@breathe-safe.com Issue Date: 18/10/23...

  • Page 2: Table Of Contents

    KUBOTA U35-4G Excavator INSTALLATION INSTALLATION OVERVIEW Manufacturer Kubota CONTENTS Type Excavator Model U35-4G 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

    KUBOTA U35-4G 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

    KUBOTA U35-4G 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

    KUBOTA U35-4G 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

    KUBOTA U35-4G 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 KUBOTA U35-4G 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...

  • Page 8: Parts List

    KUBOTA U35-4G Excavator Item No. Part No. Rev Description Colour Category PARTS LIST GA 100451A01 High Pressure Unit Module Charcoal Satin 27288351 Module 100451R01 Return Air Module Charcoal Satin 27288351 Module COMPLETE ASSEMBLY No: 700434 100451F01 Fresh Air Module Charcoal Satin 27288351...
  • Page 9 KUBOTA U35-4G Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – PRESSURISER MODULE 100451-A790 Top Panel Charcoal Satin 27288351 Part 100451A02 Rear Angle Bracket Charcoal Satin 27288351 Weld Assy 100451A03 Angle Rail Weldment Charcoal Satin 27288351...
  • Page 10 KUBOTA U35-4G Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – RETURN AIR MODULE 100451R02 Filter Frame Base Weldment Charcoal Grey MX83-682 Weld Assy 100451R03 Outlet Weldment Charcoal Grey MX83-682 Weld Assy 100451-R810 Filter Frame Folding...
  • Page 11 KUBOTA U35-4G Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – FRESH AIR MODULE 100451F02 Fresh Air Inlet Duct Charcoal Grey MX83-682 Weld Assy...
  • Page 12 KUBOTA U35-4G Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – MONITOR MODULE 100451-M820 Top Bracket Charcoal Grey MX83-682 Part 100451M02 Bottom Bracket Weldment Charcoal Grey MX83-682 Weld Assy (As Req’d) 250100 Monitor Box Small...
  • Page 13 KUBOTA U35-4G Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – PIPEWORK MODULE As Req’d) 300388-0050 76 SS Tube @50L Stainless Steel Pipework (As Req’d) 300384-0050 64 SS Tube @50L Stainless Steel Pipework (As Req’d)
  • Page 14 KUBOTA U35-4G Excavator Item No. Part No. Rev Description Material Thickness Colour Category PARTS LIST – SEALING MODULE 100451-Q825 Sealing Panel Charcoal Satin 27288351 Part...

  • Page 15: Technical Details

    KUBOTA U35-4G 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 16 KUBOTA U35-4G 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...

  • Page 17: Smoke Emitter Cabin Pressure Leak Test

    KUBOTA U35-4G 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 18: Cabin Sealing Test Pressure

    KUBOTA U35-4G 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 19: Commissioning Procedures

    KUBOTA U35-4G 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 20: Troubleshooting Guide

    KUBOTA U35-4G 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 21: User Settings Instructions

    KUBOTA U35-4G 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 22 KUBOTA U35-4G 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 23 KUBOTA U35-4G 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 24 KUBOTA U35-4G 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 25 KUBOTA U35-4G 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 26 KUBOTA U35-4G 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.

  • Page 27: Data Download

    KUBOTA U35-4G 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 28 KUBOTA U35-4G 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 29 KUBOTA U35-4G 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.

  • Page 30: Warranty

    KUBOTA U35-4G 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.

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