Functions of and How to Use Adjustment Mode

2.4 Procedure of Winch Drum Position Setting [NOTICE]

The center of gravity of winch drum can be changed by adjusting the winch drum position. The calculation is performed according to the winch drum position setting by this function.

1. Select the main menu [ï Reg. Capac. ] in the adjustment mode, and press the register key to select the menu.

2. Press the scroll-up or scroll-down key to display [: Winch drum PSN], and then press the register key to select the menu.

3. The currently registered jib capacity condition is indicated on the moment display. Using the scroll-up or scroll-down key, adjust it to the desired condition.

Display example:

[Winch drum = FR ]

Press the scroll-up key.

[Winch drum : F ]

Press the scroll-up key.

[Winch drum : R]

In the above examples, ìFî means the condition with single winch mounted at the front. ìRî means the condition with single winch mounted at the rear. ìFRî means the condition with double winches mounted at the front and rear. The conditions with ì = î is the currently registered condition.

4. When the desired condition is displayed, press the register key for confirmation. When the setting has been completed, ì:î in the winch drum condition display changes to ì = î.

Display example:

[Winch drum : F ]

Press the register key.

[Winch drum = F ]

5. Press the display alteration key to exit the menu.

Functions of and How to Use Adjustment Mode

3. Boom Length Adjustment [NOTICE]

WARNING

Before making an adjustment, extend the outriggers fully and set the crane on firm ground for safety.

10.Has the boom length zero-point adjustment display [Boom Lz] become the zero-point adjustment value in ìAdjustment Value Tableî ?

11.Press the display alteration key to exit the menu.

Refer to ìAdjustment Value Tableî in the INFORMATION AND DATA section since the conditions and values for boom length adjustment vary depending on the specification number. When the length detector has only been installed and its cord has not yet been unwound on the drum, set the code wound naturally on the boom through the entire length during the boom telescopic operation.

1. Select the main menu [ï Adjust ] in the adjustment mode, and press the register key to select the menu.

2. When [: Adjust L&A ] is displayed, press the register key to select the menu.

3. Fully retract the boom.

4. Press the increase or decrease key so that the value of boom length zero-point adjustment display [Boom Lz] becomes the zero-point adjustment value in ìAdjustment Value Tableî. Press the register key for registration.

5. Fully extend the boom.

6. Press the scroll-down key until the boom length span adjustment display [Boom Ls] appears.

7. Press the increase or decrease key so that the value of boom length span adjustment display [Boom Ls] becomes the span adjustment value in ìAdjustment Value Tableî. Press the register key for registration.

8. Fully retract the boom again.

9. Press the scroll-up key until the boom length zero-point adjustment display [Boom Lz] appears.

Functions of and How to Use Adjustment Mode

4. Boom Angle Adjustment

Warning

Before making an adjustment, extend the outriggers fully and set the crane on firm ground for safety.

[NOTICE]

Refer to ìAdjustment Value Tableî in the INFORMATION AND DATA section since the conditions and values for boom angle adjustment vary depending on the specification number. Always perform the boom lowering operation when adjusting the boom angle to the adjustment condition. Measure the boom angle with a level angle meter.

1. Select the main menu [ï Adjust ] in the adjustment mode, and press the register key to select the menu.

2. When [: Adjust L&A ] is displayed, press the register key to select the menu.

3. Set the actual boom angle to the condition of the zero-point adjustment specified in ìAdjustment Value Tableî by lowering the boom.

4. Press the scroll-up or scroll-down key until the boom angle zero-point adjustment display [Boom Az] appears.

5. Press the increase or decrease key so that the value of boom angle zero-point adjustment display [Boom Az] becomes the zero-point adjustment value in ìAdjustment Value Tableî. Press the register key for registration.

6. Raise the boom to just before the upper stroke end, and then adjust the actual boom angle to the condition of the span-point adjustment specified in ìAdjustment Value Tableî by lowering the boom.

7. Press the scroll-up or scroll-down key until the boom angle span adjustment display [Boom As] appears.

8. Press the increase or decrease key so that the value of boom angle span adjustment display [Boom As] becomes the span adjustment value in ìAdjustment Value Tableî. Press the register key for registration.

9. Bring the actual boom angle to the zero-point adjustment value in ìAdjustment Value Tableî again.

10.Press the scroll-up or scroll-down key until the boom angle zero-point adjustment display [Boom Az] appears.

11.Has the value of boom angle zero-point adjustment display [Boom Az] become the zero-point adjustment value in ìAdjustment Value Tableî ?

12.Press the display alteration key to exit the menu.

Functions of and How to Use Adjustment Mode

5. Swing Angle Adjustment

WARNING

Before making an adjustment, extend the outriggers fully and set the crane on firm ground for safety.

[NOTICE]

Since the swing angles involve a hysteresis, always make adjustment after a stop from rightward movement.

1. Select the main menu [ï Adjust ] in the adjustment mode, and press the register key to select the menu.

2. When [: Adjust L&A ] is displayed, press the register key to select the menu.

10.Press the increase or decrease key so that the value of swing angle 1 span-point adjustment display [SW AG 1s] will become 180 ± 0.3 . Press the register key for registration.

11.With the swing position unchanged, press the scroll-up or scroll-down key until the swing angle 2 span-point adjustment display [SW AG 2s] appears.

12.Press the increase or decrease key so that the value of swing angle 2 span-point adjustment display [SW AG 2s] will become 180 ± 0.3 . Press the register key for registration.

13.Set the boom again to the zero-point adjustment reference position (on the front centerline) by swinging it clockwise.

3. Set the boom to the zero-point adjustment reference position (on the front centerline) by swinging it rightward.

4. Press the scroll-up or scroll-down key until the swing angle 1 zero-point adjustment display [SW AG 1z] appears.

5. Adjust the increase or decrease key so that the value of swing angle 1 zero-point adjustment display [SW AG 1z] will become 0 ± 0.3 . Press the register key for registrarion.

6. With the swing position unchanged, press the scroll-up or scroll-down key until the swing angle 2 zero-point adjustment display [SW AG 2z] appears.

7. Adjust the increase or decrease key so that the value of swing angle 2 zero-point adjustment display [SW AG 2z] will become 360 ± 0.3 . Press the register key for registration.

8. Set the boom to the span- point adjustment reference position (on the rear centerline) by swinging it rightward.

9. Press the scroll-up or scroll-down key until the swing angle 1 span-point adjustment display [SW AG 1s] appears.

14.Check the swing angle 1 and 2 zero-point adjustment displays [SW AG 1z] and [SW AG 2z] by pressing the scroll-up or scroll-down key. Does each display indicate the angle below?

SW AG 1z： 0 ± 0.6

SW AG 2z： 360 ± 0.6

15.Press the display alteration key to exit the menu.

Functions of and How to Use Adjustment Mode

6. Outrigger Extension Width Adjustment [NOTICE]

Refer to ìAdjustment Value Tableî in the INFORMATION AND DATA section since the conditions and values for outrigger extension width adjustment vary depending on the specification number.

1. Select the main manu [ï Adjust ] in the adjustment mode, and press the register key to select the menu.

2. When [: Adjust L&A ] is displayed, press the register key to select the menu.

10.Adjust and register the values of the right-rear, left-front and left-rear outriggers extension width span adjustment in the same manner as the one of the right-front outrigger extension width span adjustment.

Right-rear outrigger : Adjust [RRO/R Ls] display

Left-front outrigger : Adjust [LFO/R Ls] display

Left-rear outrigger : Adjust [LRO/R Ls] display

11.Fully retract all the outrigger beams again.

12.Press the scroll-up or scroll-down key until the right-front outrigger extension width zero-point adjustment display [RFO/R Lz] appears.

3. Fully retract all the outrigger beams.

4. Press the scroll-up or scroll-down key until the right-front outrigger extension width zero-point adjustment display [RFO/R Lz] appears.

5. Press the increase or decrease key so that the value of the right-front outrigger extension width zero-point adjustment display [RFO/R Lz] conforms to the zero-point adjustment value in ìAdjustment Value Tableî. Press the register key for registration.

6. Adjust and register the values of the right-rear, left-front and left-rear outrigger extension width zero-point adjustment in the same manner as the one of the right-front outrigger extension width zero-point adjustment.

Right-rear outrigger : Adjust [RRO/R Lz] display

Left-front outrigger : Adjust [LFO/R Lz] display

Left-rear outrigger : Adjust [LRO/R Lz] display

7. Fully extend all the outrigger beams.

8. Press the scroll-up or scroll-down key until the right-front outrigger extension width span adjustment display [RFO/R Ls] appears.

9. Press the increase or decrease key so that value of the right-front outrigger extension width span adjustment display [RFO/R Ls] conforms to span adjustment value in ìAdjustment Value Tableî. Press the register key for registration.

13.Does the right-front outrigger extension width zero-point adjustment display [RFO/R Lz] conform to the zero-point adjustment value in ìAdjustment Value Tableî ? And does each display for the right-rear outrigger [RRO/R Lz], for the left-front outrigger [LFO/R Lz], and for the left-rear outrigger [LRO/R Lz] conform to the zero-point adjustment value in ìAdjustment Value Tableî ?

NO YES

14.Press the display alteration key to exit the menu.