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MQ Multiquip HTX6H, Service Manual

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MQ Multiquip HTX6H Service Manual Download Page 2

SETUP, ADJUSTMENTS AND CALIBRATIONS

THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

To find the latest revision of this 

publication, visit our website at: 

www.multiquip.com

 SERIES

MODEL HTX6H, STX6H

HYDRAULIC RIDE-ON TROWEL

(HATZ 4H50TIC DIESEL ENGINE)

Revision #1 (9/7/17)

PN: 42990

Summary of Contents for HTX6H

Page 1: ...EXCLUSIVE TO FOR MORE INFORMATION CONTACT US ON 1300 353 986 OR VISIT flextool com au SERVICE MANUAL MQ WHITEMAN RIDE ON TROWEL MODEL HTX6H AND STX6H U S Revision 1 09 07 17 AUS Version 1 0 July 2021 ...

Page 2: ... MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES To find the latest revision of this publication visit our website at www multiquip com SERIES MODEL HTX6H STX6H HYDRAULIC RIDE ON TROWEL HATZ 4H50TIC DIESEL ENGINE Revision 1 9 7 17 PN 42990 ...

Page 3: ...ection Procedure 17 Laptop Configuration 17 Loading Software 18 File Download Procedure 18 Parameter File Transfer 19 Loading Software 19 Machine Setup And Calibration 20 27 Calibrate Foot Pedal 20 Calibration 20 Secondary Hydraulic Fill Procedures 20 Machine Pressure Adjustment 21 Pitch Pressure Check 21 Pitch Pressure Adjustment 21 Steering Pressure Adjustment 22 Trowel Speed Adjustment Setup 22...

Page 4: ...e Coolant Coolant Hydraulic Oil Hydraulics Mechanical ü Functional Checks ü Grease Points Hour Meter Stabilizer Rings Seat Switch Hydraulics DriftTest Retardant Spray System Travel Start Stop Electrical ü Initial Height LH RH Cooling Fan Final Height LH RH Switches Lights and Indicators Machine Setup and Calibration Information Hydraulic Pressure Settings Hydraulic Oil Temperature Below 125 F Cali...

Page 5: ... are preceded by one of four words DANGER WARNING CAUTION or NOTICE SAFETY SYMBOLS DANGER Indicates a hazardous situation which if not avoided WILL result in DEATH or SERIOUS INJURY WARNING Indicates a hazardous situation which if not avoided COULD result in DEATH or SERIOUS INJURY CAUTION Indicates a hazardous situation which if not avoided COULD result in MINOR or MODERATE INJURY NOTICE Addresse...

Page 6: ...ated by trained and qualified personnel 18 years of age and older Whenever necessary replace nameplate operation and safety decals when they become difficult read Manufacturer does not assume responsibility for any accident due to equipment modifications Unauthorized equipment modification will void all warranties NEVER use accessories or attachments that are not recommended by Multiquip for this ...

Page 7: ...n a clean dry location out of the reach of children and unauthorized personnel A safety manual for operating and maintenance personnel of concrete power trowels produced by the Association of Equipment Manufacturers AEM can be obtained for a fee by ordering through their website at www aem org Order FORM PT 160 ENGINE SAFETY WARNING DO NOT place hands or fingers inside engine compartment when engi...

Page 8: ...ves when picking up the battery ALWAYS keep the battery charged If the battery is not charged combustible gas will build up DO NOT charge battery if frozen Battery can explode When frozen warm the battery to at least 61 F 16 C ALWAYS recharge the battery in a well ventilated environmenttoavoidtheriskofadangerousconcentration of combustible gases If the battery liquid dilute sulfuric acid comes int...

Page 9: ... shutdown engine before transporting Make sure the hitch and coupling of the towing vehicle are rated equal to or greater than the trailer gross vehicle weight rating ALWAYS inspect the hitch and coupling for wear NEVER tow a trailer with defective hitches couplings chains etc Check the tire air pressure on both towing vehicle and trailer Check trailer information or tire side wall for recommended...

Page 10: ...ropriate facility for lead reclamation Use safety precautions when handling batteries that contain sulfuric acid When the life cycle of this equipment is over it is recommended that the trowel frame and all other metal parts be sent to a recycling center Metal recycling involves the collection of metal from discarded products and its transformation into raw materials to use in manufacturing a new ...

Page 11: ...ion pitch sync calibration stroke cylinder calibration engine fault code reading diagnostics etc 22882 22881 1 Gauge Tool 3 25 Used in calibrating one of the two blade pitch set points as part of the synchronization process 32044 2 Gauge Tool 2 25 Used in calibrating one of the two blade pitch set points as part of the synchronization process 32000 2 Set Up Jumper Used to place the engine at full ...

Page 12: ...Location Figure 2 Engine Serial Tag NOTICE The following machine information should be recorded on Machine Information and Maintenance Log for unit service tracking and for filing any warranty claims 2 Pump Serial Number located on sticker on pump Figure 3 Lower number is the serial number Figure 3 Pump Serial Number Location 3 Motor Serial Number located on sticker on top of hydraulic motors Figu...

Page 13: ...Reinstall Plug P N 42440 on J5 of main harness Table 2 Disable and Re enable Options DISABLE If Setup Jumper is not installed Cold Start 1 Open service tool 2 Click machine setup button on main page 3 Click Cold Start button under Setup Menu 4 Click check box next to Disabled 5 Press Download Button Stroke Follower 1 Open service tool 2 Click machine setup button on main page 3 Click Stroke Cont b...

Page 14: ...nded operating level 8 gallons 30 liters HYD R A U L I C O I L O N L Y H Y D R A U L I C O I L O N L Y HYDRAULIC OIL TANK HYDRAULIC OIL FILLER CAP Engine Oil 1 When checking or adding oil place the machine so the engine is level 2 Pull the engine oil dipstick from its holder Figure 6 Figure 6 Adding Engine Oil 3 Determine if engine oil is low Oil should be between the upper limit and lower limit a...

Page 15: ...ure 8 4 Pour engine coolant Dexcool or long life coolant only slowly into the radiator Figure 7 until it is at full level as seen through sight glass Figure 7 Adding Engine Coolant Figure 8 Coolant Level 5 Place a vacuum pump over the engine coolant filler port to remove any excess air 6 Refill the radiator until it is full again 7 Reinstall radiator cap ADD COOLANT HERE COOLANT FULL LEVEL INITIAL...

Page 16: ...ot change the names of the files 4 Locate and verify that the latest version of the WST application file 42645RevX p1d was saved to your desktop 5 Double click on the 42645RevX p1d icon on your desktop One of the screens shown in Figure 9 will appear Click Cancel NOTICE Make sure that the Sauer Danfoss Plus 1 Software is already installed before proceeding with theWhiteman Service Tool WST install...

Page 17: ...key obtained from Multiquip Figure 13 and click OK Figure 13 Entering License Key Whiteman Service Tool Application Connecting Laptop to Trowel 21 After canceling from previous screen this new screen will open with full Navigation and tool bars active an Service Tool Application Laptop to Trowel all se key and click OK Whiteman Service Tool Application Connecting Laptop to Trowel 22 License Key In...

Page 18: ...vice Tool Application Connecting Laptop to Trowel 24 Turn the Key to the ON position Cranking or turning on the engine is not required CRANK ON ACC OFF 4 When the CAN Gateway cable is connected to the laptop for the first time it is necessary to install the CAN driver software The installation screen will appear Figure 17 Click Next to install the software automatically default Figure 17 CAN Drive...

Page 19: ...chine Setup Screen 5 Click Download Software to MCU button Figure 21 Figure 21 Download Software to MCU Screen 6 Select file 42642_ LHX file represents current revision of file and click open Figure 22 Figure 22 Select File 42642_ Screen 7 Click Next then Start Download button Figure 23 Figure 23 Start Download Screen 8 Verify that the dowload was successful and click Close button Figure 24 Figure...

Page 20: ...k on Stop Logging button Figure 25 Figure 25 Stop Logging Screen 3 Click Download all parameter values button Figure 26 Figure 26 Download all Parameter Values Screen 4 Select 426431__ p1t file for HTX6H and select 426441__ p1t for STX6H and select open 5 Turn machine power off for at least 10 seconds prior to proceeding with machine setup LOADING SOFTWARE ...

Page 21: ... stop and smoothly return to full released position c Round SensorVoltage values to nearest percent and enter in DEPRESSED defaults for sensors 1 and 2 d Press Download button to update value in MCU Figure 28 Start Pedal Sensor Calibration 3 Press START button to begin calibration and follow prompts 4 Once calibrated move pedal thru range ensuring both calibrated signals move from 0 to 100 togethe...

Page 22: ...mation and Maintenance Log 8 Return engine rpm to idle 9 Turn off machine and remove gauge NOTICE AllpressurestobeadjustedwithmachineatfullengineRPM To adjust pressures cold start must be disabled through the Whiteman Service Tool WST or using the set up jumper RIGHT SIDE SERVICE PRESSURE LEFT SIDE SERVICE PRESSURE CHARGE PITCH PRESSURE STEERING PRESSURE Pitch Pressure Adjustment 1 Disable cold st...

Page 23: ...CALIBRATION Adjust Zero Stroke Position 1 Start machine 2 Ensure trowel is running at idle with no stroke On a cold trowel the unit will go into cold start mode and not be at idle To place the trowel at idle speed disable cold start with the WST 3 Elevate machine so blades are no longer contacting floor Make sure to follow proper lifting procedures Refer to Lifting Safety Information section 4 Ens...

Page 24: ...e trowel speeds should be adjusted on a dry concrete floor with the blades pitched slightly tips about 1 2 off ground 1 Verify setup jumper is installed or stroke follower is disabled 2 Fully depress pedal measure Left Side and Right Side Trowel Speed 3 Adjusttrowelarmconnectingrodonthepumpactuating lever and tighten jam nuts Figure 34 Figure 34 Right Side Trowel Speed Adjustment 4 Re measure spee...

Page 25: ...s the START button and indicate to the operator what the prompts are on the screen The unit will be run from no stroke to fully stroked during this calibration 9 After calibration sequence is completed click EXIT 10 Once calibrated the second person must move pedal thru range and the operator ensures stroke follows and calibrated signal moves from 0 to 100 PITCH SETUP Prior to pitch setup check an...

Page 26: ...suring Leading Edge Height BLADE PITCH ADJUSTMENT BOLT TROWEL LEVER TROWEL ARM TROWEL BLADE SPIDER PLATE Leading Edge Height Adjustment 1 If leading edge height is within limits 2 000 060 for left and right side then no adjustment is needed Otherwise proceed to next step for adjustment 2 Flatten blades bottom out the pitch cylinders 3 Remove clevis pin Item E Figure 39 Loosen jam nuts Item C Figur...

Page 27: ...re 40 between pitch cylinder and yoke E B C D MACHINE SETUP AND CALIBRATION Pitch Sensor Calibration 1 Turn machine off for at least 10 seconds and then restart machine 2 Click Calibration button on machine setup page 3 Click Calibration button in Pitch Sensors section Figure 41 Figure 41 Pitch Sensor Calibration 4 Press zero button Figure 43 to begin calibration 5 Set Calibration Point 1 a Click ...

Page 28: ...der body and clevis d Click on Set T2 Button e Record values on Machine Information and Maintenance Log in Machine Setup section f Click on Hard Ext Button to fully extend pitch cylinders g Remove gauge 7 Set Calibration Point 3 a Ensure Hard Ext is active and pitch cylinders are fully extended b Click on Set L1 button c Record values on Machine Information and Maintenance Log in Machine Setup sec...

Page 29: ...hts Verify operation of all 6 machine lights 7 Switches Verify proper operation of all switches 8 Indicators Turn the ignition key clockwise to the ON position The system indicator lights including the red and amber LEDS on the diagnostic display will turn on for 10s to verify functions Pitch Mode Light Cruise Control Light Cold Start Light Glow Plugs Light 9 Aesthetics Paint Quality No bare spots...

Page 30: ...8 25 1A LH Hyd Cooler Fan 9 5 1E Seat Switch 10 5 1G Left Hand Switches 11 10 2B Ignition Switched Power for Engine ECU Fuse Box Signal and Machine Power Relays 12 10 2A Service Tool Power 9 pin OBD connector 13 20 2E Fused MCU controller 14 10 2F Right Hand Switches 15 20 2G Open 16 10 2H Fuse Box Communication Power Refer to Figure 46 for location on fuse panel Figure 46 Fuse Location R3 R4 R1 R...

Page 31: ...16 4UJ Contact sales multiquip co uk Tel 0161 339 2223 Fax 0161 339 3226 COPYRIGHT 2017 MULTIQUIP INC Multiquip Inc the MQ logo and the Whiteman logo are registered trademarks of Multiquip Inc and may not be used reproduced or altered without written permission All other trademarks are the property of their respective owners and used with permission This manual MUST accompany the equipment at all ...

Page 32: ...ate and reliable However any advice recommendation information assistance or service provided by us is provided without liability or responsibility PROVIDED THAT the foregoing shall not exclude limit restrict or modify the right entitlements and remedies conferred upon any person or the liabilities imposed upon us by any condition or warranty implied by Commonwealth State or Territory Act or ordin...

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