Maeda MC-174CRM Quick Operation Manual
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Maeda MC-174CRM Quick Operation Manual

Mini-crawler crane
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QUICK OPERATION GUIDE
MINI-CRAWLER CRANE
Serial No. G0121 and up
• This operation guide explains basic operation of the machine. Before starting work, always
conduct checks written in "2.1 Checking Before Operation" in the separate "Operation
Manual".
For safety cautions and detailed operation of the machine not explained in this book, please
read and understand the separate "Operation Manual" before operating this machine.
• This operation guide does not replace the operation manual. This is just a short helpdesk
information paper to assist the trained operator of the crane with the basic operation of the
crane. For complete and detailed information we refer to the operation manual of the crane.
101E-OG0907-00

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Summary of Contents for Maeda MC-174CRM

  • Page 1 101E-OG0907-00 QUICK OPERATION GUIDE MINI-CRAWLER CRANE Serial No. G0121 and up • This operation guide explains basic operation of the machine. Before starting work, always conduct checks written in “2.1 Checking Before Operation” in the separate “Operation Manual”. For safety cautions and detailed operation of the machine not explained in this book, please read and understand the separate “Operation Manual”...

  • Page 2: Table Of Contents

    CONTENTS ITEM Page 1. TRAVELLING OPERATION UNITS 2. CRANE OPERATION UNITS 3. STARTING AND STOPPING THE ENGINE 4. TRAVELLING OPERATION 5. OUTRIGGER OPERATION 6. CRANE OPERATION 7. MOMENT LIMITER (OVERLOAD DETECTOR) 8. REMOTE CONTROL 8.1 PROCEDURE IN THE OPERATION MODE 8.2 OPERATION IN OUTRIGGER MODE 8.3 OPERATION IN CRANE MODE 8.4 SET-UP AND CANCEL MICRO SPEED...

  • Page 3: Travelling Operation Units

    1. TRAVELLING OPERATION UNITS (1) Left travelling lever (7) Travelling lever stand (13) Fuse (15A) (2) Right travelling lever (8) Horn switch (14) Fuse (30A) (3) Grip (9) Travelling high-speed switch (15) Battery charge lamp (4) Acceleration lever (10) Choke Knob (16) Headlight switch (5) Engine emergency stop switch (11) Hour meter...

  • Page 4: Starting And Stopping The Engine

    3. STARTING AND STOPPING THE ENGINE [1] STARTING THE ENGINE WITH MAIN STARTER SWITCH 1. Push the acceleration lever forward to operate the engine at medium speed (lever stroke about midway). 2. Pull the choke knob toward you. 3. Turn the key to the right to start the crane. [2] STOPPING THE ENGINE WITH MAIN STARTER SWITCH 1.

  • Page 5: Outrigger Operation

    5. OUTRIGGER OPERATION OUTRIGGER COMPONENTS (1) Outrigger rotary (5) Inner box (9) Snap pin (2) Outrigger cylinder (6) Outrigger adapter (Foot) (10) Outrigger top position pin (3) Outrigger base (7) Inner box position pin (11) Stay (Damper type) (4) Outrigger top (8) Snap pin (12) Rotary position pin There are four outriggers installed on the machine.

  • Page 6: Crane Operation

    (2) TASKS TO BE PERFORMED AFTER STARTING ENGINE CAUTION Before working with the outriggers and the crane, set the travel lever stand in CRANE position. (push the travel lever stand down) 1. Put the outriggers down ONE by ONE until they all just touch the ground with the Outrigger individual setting switch.

  • Page 7: Moment Limiter (Overload Detector)

    [3] CRANE STOWING OPERATION 1. Completely retract the boom and slew until the boom is over the center of the crane. Lower the boom to the maximum (it stops automatically). 2. With the boom stowing switch placed to the ON position, operate the boom derricking lever again to the LOWER side to stow the boom.

  • Page 8: Remote Control

    MOMENT LIMITER DISPLAY (1) Boom angle display (2) Lifting height display (3) Boom length display (4) Boom lifting height upper limit switch (5) Over hoist detection LED (Red) (6) Actual load display (7) Rated total load display (8) Boom angle lower limit switch (9) Working radius display (10) Working radius upper limit switch (11) Boom angle upper limit switch...

  • Page 9: Procedure In The Operation Mode

    8.1 PROCEDURE IN THE OPERATION MODE [1] CALL UP CRANE MODE 1. Push the Power button to turn ON the Transmitter. 2. The “Crane mark” is displayed in the LCD screen for about 2 seconds. 3. The crane is ready for operation. [2] CALL UP OUTRIGGER MODE 1.

  • Page 10: Operation In Outrigger Mode

    8.2 OPERATION IN OUTRIGGER MODE The outriggers of the crane are numbered from 1 to 4 and these correspond to the numbers of each operation lever on the remote control. NOTES If you want to START any action, always use the operation lever first and only afterwards pull the accelerator (slowly).
  • Page 11 MAEDA MINI-CRAWLER CRANE MC-174CRM QUICK OPERATION GUIDE Document No: 101E-OG0907-00 First edition: July 20, 2009 Issued by Maeda Seisakusyo Co., Ltd. 1095 Onbegawa, Shinonoi Nagano, Nagano 388-8522, Japan No part of this manual can be reproduced in any from without permission...

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